about summary refs log tree commit diff
path: root/Completion/Unix/Command/_git
blob: 5f7184824c4e5589c1297bbc70560d37a82e1018 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
#compdef git git-add git-am git-annotate git-apply git-applymbox git-applypatch git-archimport git-archive git-bisect git-blame git-branch git-cat-file git-check-attr git-check-ref-format git-checkout git-checkout-index git-cherry git-cherry-pick git-clean git-clone git-clone-pack git-commit git-commit-tree git-convert-objects git-count-objects git-cvsexportcommit git-cvsimport git-cvsserver git-daemon git-describe git-diff git-diff-files git-diff-index git-diff-stages git-diff-tree git-fast-import git-fetch git-fetch-pack git-fmt-merge-msg git-for-each-ref git-format-patch git-fsck git-gc git-get-tar-commit-id git-grep git-hash-object git-http-fetch git-http-push git-imap-send git-index-pack git-init git-instaweb git-local-fetch git-log git-lost-found git-ls-files git-ls-remote git-ls-tree git-mailinfo git-mailsplit git-merge git-merge-base git-merge-file git-merge-index git-merge-one-file git-merge-tree git-mergetool git-mktag git-mktree git-mv git-name-rev git-octopus git-pack-objects git-pack-redundant git-pack-refs git-patch-id git-peek-remote git-prune git-prune-packed git-pull git-push git-quiltimport git-read-tree git-rebase git-receive-pack git-reflog git-relink git-remote git-repack gut-runstatus git-config git-request-pull git-rerere git-reset git-rev-list git-rev-parse git-revert git-rm git-send-email git-send-pack git-sh-setup git-shell git-shortlog git-show git-show-branch git-show-index git-show-ref git-ssh-fetch git-ssh-upload git-status git-stripspace git-svn git-svnimport git-symbolic-ref git-tag git-tar-tree git-unpack-file git-unpack-objects git-update-index git-update-ref git-update-server-info git-upload-archive git-upload-pack git-var git-verify-pack git-verify-tag git-whatchanged git-write-tree

# TODO: All if (( words[(I)-option] )) should be turned into
# if (( words[(I)-option] > 0 && words[(I)-option] < CURRENT )), as the user
# may go back and want to add an option before -option and in that case should
# be able to complete whatever may come before -option.

# TODO: suggested zstyles:
#
# zstyle ':completion::*:git-{name-rev,add,rm}:*' ignore-line true

_git() {
local nul_arg abbrev_arg find_copies_harder_arg diff_l_arg pretty_arg exec_arg
local author_conversion_file_arg long_author_conversion_file_arg verbose_arg
local help_arg template_arg shared_arg thin_arg author_conversion_file_arg_spec
local -a diff_args fetch_args merge_args force_ref_arg tags_fetch_arg
local -a upload_pack_arg common_fetch_args common_apply_args
local -a revision_arguments

nul_arg='-z[use NUL termination on output]'
abbrev_arg='--abbrev=-[set minimum SHA1 display-length]: :_guard "[[\:digit\:]]#" length'
find_copies_harder_arg='--find-copies-harder[try harder to find copies]'
diff_l_arg='-l-[limit number of rename/copy targets to run]: :_guard "[[\:digit\:]]#" number'

diff_args=(
  '--diff-filter=-[select certain kinds of files for diff]: :_guard "[ACDMRTUXB*]#" kinds'
  $find_copies_harder_arg
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--name-only[show only names of changed files]'
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--name-status[show only names and status of changed files]'
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)'{-u,-p}'[generate diff in patch format]'
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--stat=-[generate a diffstat instead of a patch]:: :__git_guard_diff-stat-width' \
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--patch-with-stat[generate patch and prepend its diffstat]' \
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--patch-with-raw[generate patch but also keep the default raw diff output]' \
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--raw[generate the default raw diff output]' \
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--numstat[generate a more machine-friendly diffstat]' \
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--shortstat[generate a summary diffstat]' \
  '(--name-only --name-status -u -p --stat --patch-with-stat --patch-with-raw --raw --numstat --shortstat --summary)--summary[generate a condensed summary of extended header information]' \
  '-B-[break complete rewrite changes into pairs of given size]: :_guard "[[\:digit\:]]#" size'
  '-C-[detect copies as well as renames with given scope]: :_guard "[[\:digit\:]]#" size'
  $diff_l_arg
  '-M-[detect renames with given scope]: :_guard "[[\:digit\:]]#" size'
  '-O-[output patch in the order of glob-pattern lines in given file]:file:_files'
  '-R[do a reverse diff]'
  '-S-[look for differences that contain the given string]:string'
  '--pickaxe-all[when -S finds a change, show all changes in that changeset]'
  '--pickaxe-regex[treat argument of -S as regular expression]'
  '--full-index[show full object name of pre- and post-image blob]'
  '(--full-index)--binary[in addition to --full-index, output binary diffs for git-apply]'
  '(        --no-color --color-words)--color[show colored diff]'
  '(--color            --color-words)--no-color[turn off colored diff]'
  '(--color --no-color              )--color-words[show colored-word diff]'
  '--no-renames[turn off rename detection]'
  '--check[warn if changes introduce trailing whitespace or space/tab indents]'
  '(-a --text)'{-a,--text}'[treat all files as text]'
  '(-b --ignore-space-change -w --ignore-all-space)'{-b,--ignore-space-change}'[ignore changes in amount of white space]'
  '(-b --ignore-space-change -w --ignore-all-space)'{-w,--ignore-all-space}'[ignore white space when comparing lines]'
  $abbrev_arg
  $nul_arg
  '--exit-code[report exit code 1 if differences, 0 otherwise]'
  '(--exit-code)--quiet[disable all output]'
)

pretty_arg='--pretty=-[pretty print commit messages]::pretty print:((raw\:"the raw commits"
                                                                     medium\:"most parts of the messages"
                                                                     short\:"few headers and only subject of messages"
                                                                     full\:"all parts of the commit messages"
                                                                     oneline\:"commit-ids and subject of messages"))'

exec_arg='--exec=-[specify path to git-upload-pack on remote side]:remote path'

fetch_args=(
  '-c[fetch commit objects]'
  '-t[fetch trees associated with commit objects]'
  '-a[fetch all objects]'
  '-v[show what is downloaded]'
  '-w[write commit-id into the filename under "$GIT_DIR/refs/<filename>"]:filename'
  '--recover[recover from a failed fetch]'
)

# TODO: Add descriptions to strategies (stupid is undocumented).
merge_args=(
  '(-n --no-summary)'{-n,--no-summary}'[do not show diffstat at the end of the merge]'
  '--no-commit[perform the merge but do not autocommit]'
  '--squash[merge, but do not make a commit]'
  '*'{-s,--strategy=-}'[use given merge strategy]:merge strategy:__git_merge_strategies'
)

force_ref_arg=('(-f --force)'{-f,--force}'[allow refs that are not ancestors to be updated]')

tags_fetch_arg=(
  '(--no-tags -t --tags)--no-tags[disable automatic tag following]'
  '(--no-tags -t --tags)'{-t,--tags}'[fetch remote tags]'
)

author_conversion_file_arg_spec='[specify author-conversion file]:author-conversion file:_files'

author_conversion_file_arg='-A'$author_conversion_file_arg_spec

long_author_conversion_file_arg='--authors-file=-'$author_conversion_file_arg_spec

verbose_arg='-v[produce verbose output]'

help_arg='-h[display usage information]'

upload_pack_arg=('(-u --upload-pack)'{-u,--upload-pack=-}'[specify path to git-upload-pack on remote side]:remote path')

common_fetch_args=(
  '(-a --append)'{-a,--append}'[append ref names and object names of fetched refs to "$GIT_DIR/FETCH_HEAD"]'
  $upload_pack_arg
  $force_ref_arg
  $tags_fetch_arg
  '(-k --keep)'{-k,--keep}'[keep downloaded pack]'
  '(-u --update-head-ok)'{-u,--update-head-ok}'[allow updates of current branch head]'
  '--depth=-[deepen the history of a shallow repository by the given number of commits]: :_guard "[[\:guard\:]]" "depth"'
)

common_apply_args=(
  '--whitespace=-[detect a new or modified line that ends with trailing whitespaces]: :__git_apply_whitespace_strategies'
  '-p-[remove N leading slashes from traditional diff paths]: :_guard  "[[\:digit\:]]#" number'
  '-C-[ensure at least N lines of context match before and after each change]: :_guard  "[[\:digit\:]]#" number')

template_arg='--template=-[directory to use as a template for the object database]:directory:_directories'

shared_arg='--shared=-[share repository amongst several users]::permissions:__git_repository_permissions'

thin_arg='--thin[minimize number of objects to be sent]'

__git_zstyle_default () {
  zstyle -t $1 $2
  if (( $status == 2 )); then
    zstyle $*
  fi
}

# TODO: Either skip uninteresting commands or skip the description - the list
# is just too long.
# NOTE: I'm coming to the opinion that skipping the description is the right
# thing to do…, but not 100% sure yet.
(( $+functions[_git_commands] )) ||
_git_commands () {
  local -a base_commands
  base_commands=(
    'add:add paths to the index'
    'apply:apply patch on a git index file and a work tree'
    'bisect:find the change that introduced a bug'
    'branch:create and show branches'
    'checkout:checkout and switch to a branch'
    'cherry-pick:cherry-pick the effect of an existing commit'
    'clone:clone a repository into a new directory'
    'commit:record changes to the repository'
    'diff:show changes between commits, commit and working tree, etc.'
    'fetch:download objects and a head from another repository'
    'gc:cleanup unnecessary files and optimize thee local repository'
    'grep:print lines matching a pattern'
    'init:create empty git object database'
    'log:show commit logs'
    'merge:grand unified merge driver'
    'mv:move or rename file, directory, or symlink'
    'prune:prune all unreachable objects from the object database'
    'pull:fetch from and merge with a remote repository'
    'push:update remote refs along with associated objects'
    'rebase:rebase local commits to new upstream head'
    'reset:reset current HEAD to the specified state'
    'revert:revert existing commit'
    'rm:remove files from the working tree and from the index'
    'show-branch:show branches and their commits'
    "status:show working-tree's status"
    'tag:create tag object signed with GPG'
    'verify-tag:check GPG signature of a tag')

  local -a additional_commands
  additional_commands=(
    'am:apply patches from a mailbox (cooler than applymbox)'
    'annotate:annotate file lines with commit info'
    'applymbox:apply patches from a mailbox'
    'applypatch:apply one patch extracted from an e-mail'
    'archive:create an archive of files from a named tree'
    'blame:blame file lines on commits'
    'cat-file:provide content or type information for repository objects'
    'check-attr:display gitattributes information'
    'check-ref-format:makes sure that a reference-name is well formed'
    'checkout-index:copy files from the index to the working directory'
    'cherry:find commits not merged upstream'
    'clean:remove untracked files from the working tree'
    'clone-pack:clone a repository into the current repository (transport)'
    'commit-tree:create a new commit object'
    'count-objects:count unpacked objects and display their disk consumption'
    'describe:show the most recent tag that is reachable from a commit'
    'diff-files:compare files in the working tree and the index'
    'diff-index:compare content and mode of blobs between index and repository'
    'diff-stages:compare two "merge states" in the index file'
    'diff-tree:compare the content and mode of blobs found via two tree objects'
    'fetch-pack:receive missing objects from another repository'
    'imap-send:dump mailbox from stdin into imap folder'
    'index-pack:build pack index file for an existing packed archive'
    'local-fetch:duplicate another git repository on a local system'
    'ls-remote:show references in a remote or local repository'
    'ls-tree:display tree object in human-readable form'
    'mailinfo:extract patch from a single e-mail message'
    'mailsplit:split mbox file into a list of files'
    'merge-base:find as good a common ancestor as possible for a merge'
    'merge-file:run a three-way file merge'
    'merge-index:run merge for files needing merging'
    'merge-tree:show three-way merge without touching index'
    'mktag:create tag object'
    'mktree:build tree-object from ls-tree formatted text'
    'name-rev:find symbolic names for given revisions'
    'octopus:merge more than two commits'
    'pack-objects:create packed archive of objects'
    'pack-redundant:find redundant pack files'
    'pack-refs:pack heads and tags for efficient repository access'
    'parse-remote:routines to help parsing $GIT_DIR/remotes/'
    'peek-remote:list references on a remote repository using the upload-pack protocol'
    'prune-packed:remove extra objects that are already in pack files'
    'read-tree:read tree information into the directory index'
    'reflog:manage reflog information'
    'relink:hardlink common objects in local repositories'
    'repack:pack unpacked objects in a repository'
    'request-pull:generate summary of pending changes'
    'rerere:reuse recorded resolve'
    'rev-list:list commit object in reverse chronological order'
    'shortlog:summarize git log output'
    'show:show various types of objects'
    'show-index:display contents of a pack idx file'
    'show-ref:list references in a local repository'
    'symbolic-ref:read and modify symbolic references'
    'tar-tree:create tar archive of the files in the named tree'
    "unpack-file:create temporary file with blob's contents"
    'unpack-objects:unpack objects out of packed archive'
    'update-ref:update object name stored in a reference safely'
    'update-server-info:update auxiliary information on a dumb server'
    'var:display git logical variable'
    'verify-pack:validate packed git archive files'
    'whatchanged:show commit-logs and differences they introduce'
    'write-tree:create tree from the current index')

  local -a useful_commands
  useful_commands=(
    'format-patch:prepare patches for e-mail submission'
    'ls-files:information about files in the index/working directory'
    'config:get and set options in "$GIT_DIR/config"'
    'instaweb:instantly browse your working repository in gitweb'
    'remote:manage set of tracked repositories'
    'send-email:send patch-e-mails out of "format-patch" output'
    'update-index:modify index in some given way')

  local -a interoperability_commands
  interoperability_commands=(
    'archimport:import an Arch repository into git'
    'cvsexportcommit:export a commit to a CVS checkout'
    'cvsimport:import a CVS "repository" into a git repository'
    'svnimport:import SVN repository into git'
    'quiltimport:apply a quilt patchset'
    'svn:bidirectional operation between a single Subversion branch and git')

  local -a ancillary_commands
  ancillary_commands=(
    'config:get and set repository or global options'
    'convert-objects:convert old-style git repository'
    'for-each-ref:output information on each ref'
    'get-tar-commit-id:extract commit ID from an archive created using tar-tree'
    'hash-object:compute object ID from a file'
    'patch-id:compute unique ID for a patch'
    'fsck:verify the connectivity and validity of the objects in the database'
    'lost-found:recover lost references that luckily have not yet been pruned'
    'mergetool:run merge conflict resolution tools to resolve merge conflicts')

  local -a internal_commands
  internal_commands=(
    'daemon:start a really simple server for git repositories'
    'fast-import:import information into git directly'
    'fmt-merge-msg:produce merge commit message'
    'http-fetch:download remote git repository via HTTP'
    'http-push:push missing objects using HTTP/DAV'
    'merge-one-file:standard helper-program to use with merge-index'
    'receive-pack:command invoked by send-pack to receive what is pushed to it'
    'rev-parse:pick out and massage parameters for other git commands'
    'runstatus:a helper for git-status and git-commit'
    'send-pack:push to remote repository, intelligently'
    'shell:restricted login shell for GIT-only SSH access'
    'ssh-fetch:pull from remote repository over an SSH connection'
    'ssh-upload:"server-side" helper program used by ssh-fetch'
    'stripspace:filter out empty lines'
    'upload-archive:send archive back to git-archive'
    'upload-pack:command invoked by clone-pack and fetch-pack')

  local wanted_commands
  zstyle -s ':completion:${curcontext}:' commands wanted_commands || wanted_commands="all -internal"

  local -aU unique_wanted_commands
  unique_wanted_commands=($=wanted_commands)

  integer index_of_all=$(( $unique_wanted_commands[(I)all] ))
  if (( index_of_all > 0 )); then
    unique_wanted_commands[index_of_all]=()
    unique_wanted_commands+=(base additional useful interoperability ancillary internal)
  fi

  for (( i = 0; i < $#unique_wanted_commands; i++ )); do
    if [[ $unique_wanted_commands[i] == (#bq)-(*) ]]; then
      unique_wanted_commands[i]=()
      unique_wanted_commands[(I)$match[1]]=()
    fi
  done

  local -a commands
  for wanted_command in $unique_wanted_commands; do
    case $wanted_command in
      (base)
        commands+=($base_commands) ;;
      (additional)
        commands+=($additional_commands) ;;
      (useful)
        commands+=($useful_commands) ;;
      (interoperability)
        commands+=($interoperability_commands) ;;
      (ancillary)
        commands+=($ancillary_commands) ;;
      (internal)
        commands+=($internal_commands) ;;
    esac
  done

  _describe -t commands 'git command' commands && ret=0
}

(( $+functions[__git_aliases] )) ||
__git_aliases () {
  declare -a aliases

  # TODO: See __git_config_gettable_name for discussion on how to actually get
  # out the names, skipping the values.
  # TODO: Should check if the terminal is unicode capable.  If so, use ‘ and ’
  # instead of '.
  aliases=(${^${${(M)${(f)"$(_call_program aliases git config --list)"}:#alias.*}#alias.}/(#b)=(*)/:alias for \'$match[1]}\')
  __git_command_successful || return 0

  local expl

  _describe -t aliases 'git alias' aliases
}

(( $+functions[__git_aliases_and_commands] )) ||
__git_aliases_and_commands () {
  _alternative \
    'aliases: :__git_aliases' \
    'commands: :_git_commands'
}
# NOTE: -c is undocumented.
# TODO: Perhaps provide some sort of completion or guard for line range (-L).
# NOTE: --score-debug is undocumented.
# NOTE: --show-name is undocumented.
# NOTE: --show-number is undocumented.
(( $+functions[_git-annotate] )) ||
_git-annotate () {
  _arguments -S \
    '-b[show blank SHA-1 for boundary commits]' \
    '--root[do not treat root commits as boundaries]' \
    '--show-stats[include additional statistics at the end of blame output]' \
    '-c[undocumented]' \
    '-l[show long rev]' \
    '-t[show raw timestamp]' \
    '-S[use revs from revs-file]:revs-file:_files' \
    '-M-[detect moving lines in the file as well]:: :_guard "[[\:digit\:]]" "number of characters"' \
    '*-C-[detect copied lines from other files from same commit as well]:: :_guard "[[\:digit\:]]" "number of characters"' \
    '-L[annotate only the given line range]:line range' \
    '--contents[annotate against the given file if no rev is specified]:file:_files' \
    '--incremental[show results incrementally for machine processing]' \
    '--score-debug[uncodumented]' \
    '(-f --show-name)'{-f,--show-name}'[undocumented]' \
    '(-n --show-number)'{-n,--show-number}'[undocumented]' \
    '(-p --porcelain)'{-p,--porcelain}'[show results designed for machine processing]' \
    '(-h --help)'{-h,--help}'[show help message]' \
    ':file:__git_cached_files' \
    '::revision:__git_revisions' && ret=0
}

(( $+functions[_git-apply] )) ||
_git-apply () {
  _arguments \
    $nul_arg \
    '--allow-binary-replacement[allow binary files to be patched]' \
    '--apply[apply patches that would otherwise not be applied]' \
    '--cached[apply patches without touching the working tree]' \
    '--check[check if patches are applicable (turns off "apply")]' \
    '--exclude=-[skip files matching specified pattern]:pattern' \
    '--inaccurate-eof[work around missing-new-line-at-EOF bugs]' \
    '--index[make sure that the patch is applicable to the index]' \
    '--index-info[output information about original version of a blob if available]' \
    '--no-add[ignore additions made by the patch]' \
    '--numstat[same as --stat but in decimal notation and complete pathnames (turns off "apply")]' \
    '(-R --reverse)'{-R,--reverse}'[apply patches in reverse]' \
    '--reject[apply as much as possible, and leave rejected hunks in .rej files]' \
    '--stat[output diffstat for the input (turns off "apply")]' \
    '--summary[output summary of git-diff extended headers (turns off "apply")]' \
    '--unidiff-zero[disable unified-diff-context check]' \
    '(-v --verbose)'{-v,--verbose}'[report progress to stderr]' \
    $common_apply_args \
    '*::patch:_files' && ret=0
}

# NOTE: Documentation mentions options that don’t exist anymore, for example,
# --since, and shows -C twice!aa
(( $+functions[_git-blame] )) ||
_git-blame () {
  _git-annotate
}

(( $+functions[_git-checkout-index] )) ||
_git-checkout-index () {
  _arguments -S \
    $nul_arg \
    '(-a --all :)'{-a,--all}'[check out all files in the index]' \
    '(-f --force)'{-f,--force}'[force overwrite of existing files]' \
    '(-n --no-create)'{-n,--no-create}'[do not checkout new files]' \
    '--stage=-[check out files from named stage]:stage:(1 2 3 all)' \
    '--stdin[read list of paths from the standard input]' \
    '--temp[write the content to temporary files]' \
    '--prefix=-[prefix to use when creating files]:directory:_directories' \
    '(-q --quiet)'{-q,--quiet}'[do not complain about existing files or missing files]' \
    '(-u --index)'{-u,--index}'[update stat information in index]' \
    '*::file:__git_cached_files' && ret=0
}

(( $+functions[_git-clean] )) ||
_git-clean () {
  _arguments \
    '-d[remove untracked directories]' \
    '-n[just show what would be done]' \
    '-q[be quiet, only report errors]' \
    '(-X -x)-x[do use ignore rules]' \
    '(-X -x)-X[remove only files ignored by git]' && ret=0
}

(( $+functions[_git-commit-tree] )) ||
_git-commit-tree () {
  if (( CURRENT == 2 )); then
    __git_trees && ret=0
  elif [[ $words[CURRENT-1] == -p ]]; then
    local expl
    _description commits expl 'parent commit'
    __git_objects $expl && ret=0
  else
    compadd - '-p'
  fi
}

(( $+functions[_git-hash-object] )) ||
_git-hash-object () {
  _arguments -S \
    '(:)--stdin[read object from standard input]' \
    '-t[the type of object to create]:object type:((blob\:"a blob of data"
                                                    commit\:"a tree with parent commits"
                                                    tag\:"a symbolic name for another object"
                                                    tree\:"a recursive tree of blobs"))' \
    '-w[write the object to the object database]' \
    '(--stdin):file:_files' && ret=0
}

(( $+functions[_git-index-pack] )) ||
_git-index-pack () {
  local -a stdin_arguments

  if (( words[(I)--stdin] )); then
    stdin_arguments=(
      '--fix-thin[record deltified objects, based on objects not included]'
      '--keep=-[create .keep file]::reason:')
  fi

  _arguments \
    '-v[report progress to stderr]' \
    '-o[write generated pack index into specified file]:file:_files' \
    '--stdin[read pack from stdin and instead write to specified file]' \
    $stdin_arguments \
    ':pack file:_files -g "*.pack"' && ret=0
}

(( $+functions[_git-init] )) ||
_git-init () {
  _arguments \
    $shared_arg \
    $template_arg && ret=0
}

(( $+functions[_git-merge-file] )) ||
_git-merge-file () {
  integer n_labels=${#${(M)words[1,CURRENT-1]:#-L}}
  local label_argument

  if (( n_labels < 3 )) || [[ $words[CURRENT-1] == -L ]]; then
    local -a ordinals

    ordinals=(first second third)

    label_argument="*-L[label to use for the $ordinals[n_labels+1] file]:label"
  fi

  _arguments \
    $label_argument \
    '(-p --stdout)'{-p,--stdout}'[send merged file to standard output instead of overwriting first file]' \
    '(-q --quiet)'{-q,--quiet}'[do not warn about conflicts]' \
    ':current file:_files' \
    ':base file:_files' \
    ':other file:_files' && ret=0
}

(( $+functions[_git-merge-index] )) ||
_git-merge-index () {
  if (( CURRENT > 2 )) && [[ $words[CURRENT-1] != -[oq] ]]; then
    _arguments -S \
      '(:)-a[run merge against all files in the index that need merging]' \
      '*:index file:__git_cached_files' && ret=0
  else
    declare -a arguments

    (( CURRENT == 2 )) && arguments+='-o[skip failed merges]'
    (( CURRENT == 2 || CURRENT == 3 )) && arguments+='(-o)-q[do not complain about failed merges]'
    (( 2 <= CURRENT && CURRENT <= 4 )) && arguments+='*:merge program:_files -g "*(*)"'

    _arguments -S $arguments && ret=0
  fi
}

# TODO: Shouldn’t we add a __git_branches type completion?
(( $+functions[_git-merge-tree] )) ||
_git-merge-tree () {
  _arguments \
    ':base-tree:__git_tree_ishs' \
    ':branch 1:__git_tree_ishs' \
    ':branch 2:__git_tree_ishs' && ret=0
}

(( $+functions[_git-mktag] )) ||
_git-mktag () {
  _message 'no arguments allowed; only accepts tags on standard input'
}

(( $+functions[_git-mktree] )) ||
_git-mktree () {
  _arguments \
    '-z[read NUL-terminated ls-tree -z output]' && ret=0
}

(( $+functions[_git-pack-objects] )) ||
_git-pack-objects () {
  _arguments \
    '(--revs)--all[include all refs as well as revisions already specified]' \
    '--all-progress[force progress output, even during write-out phase]' \
    '--delta-base-offset[use delta-base-offset packing]' \
    '--depth=-[maximum delta depth]: :_guard "[[\:digit\:]]#" number' \
    '--incremental[ignore objects that have already been packed]' \
    '--no-reuse-delta[do not reuse existing deltas, but compute them from scratch]' \
    '--non-empty[only create a package if it contains at least one object]' \
    '--local[similar to --incremental, but only ignore unpacked non-local objects]' \
    '--progress[force progress output]' \
    '--revs[read revision arguments from standard input]' \
    '(:)--stdout[write the pack to standard output]' \
    '-q[do not report progress]' \
    '(--revs)--unpacked[limit objects to pack to those not already packed]' \
    '--window=-[number of objects to use per delta compression]: :_guard "[[\:digit\:]]#" number' \
    '(--stdout):base-name:_files' && ret=0
}

(( $+functions[_git-prune-packed] )) ||
_git-prune-packed () {
  _arguments -S \
    '-n[only list the objects that would be removed]' \
    '-q[suppress progress output]' && ret=0
}

(( $+functions[_git-read-tree] )) ||
_git-read-tree () {
  local aggressive_arg

  if (( words[(I)-m] )); then
    aggressive_arg='--aggressive[try harder to resolve merge conflicts]'
  fi

  local -a ui_args

  if (( words[(I)(-m|--reset|--prefix)] )); then
    ui_args=(
      '(   -i)-u[update the work tree after successful merge]'
      '(-u   )-i[update only the index; ignore changes in work tree]')
  fi

  local exclude_per_directory_arg

  if (( words[(I)-u] )); then
    exclude_per_directory_arg='--exclude-per-directory=-[specify .gitignore file]:.gitignore file:_files'
  fi

  _arguments -A '-*' \
    '(   --reset --prefix)-m[perform a merge, not just a read]' \
    '(-m         --prefix)--reset[perform a merge, not just a read, ignoring unmerged entries]' \
    '(-m --reset          2 3)--prefix=-[read the contents of specified tree-ish under specified directory]:prefix:_directories -r ""' \
    $aggressive_arg \
    $ui_args \
    $exclude_per_directory_arg \
    '1:first tree-ish to be read/merged:__git_tree_ishs' \
    '2:second tree-ish to be read/merged:__git_tree_ishs' \
    '3:third tree-ish to be read/merged:__git_tree_ishs' && ret=0
}

# TODO: Complete value regex somehow?
(( $+functions[_git-config] )) ||
_git-config () {
  local name_arg

  if (( words[(I)--get-regexp] )); then
    name_arg=':name regex'
  elif (( words[(I)--get(-all|)] )); then
    name_arg=':name:__git_config_gettable_name'
  else
    name_arg=':name:__git_config_name'
  fi

  _arguments -A '--*' \
    '(         --global)--system[use system-wide config file]' \
    '(--system         )--global[use user-global config file]' \
    '(      --bool)--int[setting is an integer]' \
    '(--int       )--bool[setting is a boolean]' \
    $name_arg \
    ":value:__git_config_values $words[CURRENT-1]" \
    '::value regex' \
    - '(actions)' \
    '(: -)--rename-section[rename the given section]:section:__git_config_section_names:new name'  \
    '(: -)--remove-section[remove the given section]:section:__git_config_section_names' \
    '(3 -)--add[add new value without altering any existing ones]' \
    '(2 -)--unset[remove the first matching value of the key]' \
    '(2 -)--unset-all[remove all matching values of the key]' \
    '(2 -)--get[get the first matching value of the key]' \
    '(2 -)--get-all[get all matching values of the key]' \
    '(2 -)--get-regexp[like "--get-all", but interpret "name" as a regular expression]' \
    '(-)--replace-all[replace all values of the given key]' \
    '(: --int --bool)'{-l,--list}'[list all variables set in config file]' && ret=0
}

# NOTE: --track is undocumented.
# TODO: --track, -t, --master, and -m should take remote branches, I guess.
# NOTE: --master is undocumented.
# NOTE: --fetch is undocumented.
(( $+functions[_git-remote] )) ||
_git-remote () {
  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -C \
    ':command:->command' \
    '*::options:->options' && ret=0

  case $state in
    (command)
      declare -a commands

      commands=(
        'add:add a new remote'
        'show:show information about a given remote'
        'prune:delete all stale tracking branches for a given remote'
        'update:fetch updates for a set of remotes')

      _describe -t commands 'sub-command' commands && ret=0
      ;;
    (options)
      case $line[1] in
        (add)
          _arguments \
            '*'{--track,-t}'[track given branch instead of default glob refspec]:branch:__git_branch_names' \
            '(--master -m)'{--master,-m}"[set the remote's HEAD to point to given master branch]:branch:__git_branch_names" \
            '(--fetch -f)'{--fetch,-f}'[run git-fetch on the new remote after it has been created]' \
            ':branch name:__git_remotes' \
            ':url:_urls' && ret=0
          ;;
        (show|name|prune)
          __git_remotes && ret=0
          ;;
        (update)
          __git_remote-groups && ret=0
          ;;
      esac
      ;;
  esac
}

(( $+functions[_git-unpack-objects] )) ||
_git-unpack-objects () {
  _arguments \
    '-n[only list the objects that would be unpacked]' \
    '-q[run quietly]' \
    '-r[try recovering objects from corrupt packs]' && ret=0
}

(( $+functions[_git-update-index] )) ||
_git-update-index () {
  local nul_arg

  if (( words[(I)--stdin] )); then
    nul_arg='-z[paths are separated with NUL instead of LF for --stdin]'
  fi

  _arguments -S \
    $refreshables \
    '--add[add files not already in the index]' \
    '(         --force-remove)--remove[remove files that are in the index but are missing from the work tree]' \
    '(--remove               )--force-remove[remove files from both work tree and the index]' \
    '(-q --unmerged --ignore-missing)--refresh[refresh the index]' \
    '-q[run quietly]' \
    '--unmerged[if unmerged changes exists, ignore them instead of exiting]' \
    '--ignore-missing[ignore missing files when refreshing the index]' \
    '*--cacheinfo[insert information directly into the cache]: :_guard "[0-7]#" "octal file mode": :_guard "[[\:xdigit\:]]#" "object id":file:_files' \
    '(: -)--index-info[read index information from stdin.]' \
    '--chmod=-[set the execute permissions on the updated files]:permission:((-x\:executable +x\:"not executable"))' \
    '(                   --no-assume-unchanged)--assume-unchanged[set the "assume unchanged" bit for the given paths]' \
    '(--assume-unchanged                      )--no-assume-unchanged[unset the "assume unchanged" bit for the given paths]' \
    '(-)'{-g,--again}'[run git-update-index on differing index entries]' \
    '(-)--unresolve[restore "unmerged" or "needs updating" state of files]' \
    '--info-only[only insert files object-IDs into index]' \
    '--replace[replace files already in the index if necessary]' \
    '(: -)--stdin[read list of paths from standard input]' \
    '--verbose[report what is being added and removed from the index]' \
    $nul_arg \
    '*::file:_files' && ret=0
}

(( $+functions[_git-write-tree] )) ||
_git-write-tree () {
  _arguments \
    '--missing-ok[ignore objects in the index that are missing in the object database]'
    '--prefix=-[write tree representing given sub-directory]:sub-directory:_directories -r ""' && ret=0
}

(( $+functions[_git-cat-file] )) ||
_git-cat-file () {
  _arguments \
    '(   -s -e -p 1)-t[show the type of the given object]' \
    '(-t    -e -p 1)-s[show the size of the given object]' \
    '(-t -s    -p 1)-e[exit with zero status if object exists]' \
    '(-t -s -e    1)-p[pretty-print the given object]' \
    '(-t -s -e -p  ):object type:(blob commit tag tree)' \
    '(-t -s -e -p  ):object:__git_objects' && ret=0
}

(( $+functions[_git-describe] )) ||
_git-describe () {
  _arguments \
    $abbrev_arg \
    '--all[use any ref found in "$GIT_DIR/refs/"]' \
    '--tags[use any tag found in "$GIT_DIR/refs/tags/"]' \
    $abbrev_arg \
    '--candidates=-[consider up to given number of canditates]: :_guard "[[\:digit\:]]##" "number of canditates"' \
    '--debug[display information about the searching strategy]' \
    '*:committish:__git_committishs' && ret=0
}

# TODO: Use __git_modified_files instead?
(( $+functions[_git-diff-index] )) ||
_git-diff-index () {
  _arguments -S \
    $diff_args \
    '--cached[do not consider the work tree at all]' \
    '-m[flag non-checked-out files as up-to-date]' \
    ':tree-ish:__git_tree_ishs' \
    '*::index file:__git_cached_files' && ret=0
}

# TODO: Use __git_modified_files instead?
(( $+functions[_git-diff-files] )) ||
_git-diff-files () {
  _arguments \
    $diff_args \
    '(-0 -1 -2 -3 --base --ours --theirs -c --cc --no-index)-0[omit diff output for unmerged entries]' \
    '(-0 -1 -2 -3 --base --ours --theirs -c --cc --no-index)'{-1,--base}'[diff against "base" version]' \
    '(-0 -1 -2 -3 --base --ours --theirs -c --cc --no-index)'{-2,--ours}'[diff against "our branch" version]' \
    '(-0 -1 -2 -3 --base --ours --theirs -c --cc --no-index)'{-3,--theirs}'[diff against "their branch" version]' \
    '(-0 -1 -2 -3 --base --ours --theirs -c --cc --no-index)'{-c,--cc}'[compare "our branch", "their branch" and working tree files]' \
    '(-0 -1 -2 -3 --base --ours --theirs -c --cc --no-index --exit-code *)--no-index[compare given files / directories]' \
    '-q[remain silent even on nonexisting files]' \
    '1:file:_files' \
    '2:file:_files' \
    '*::file:_files' && ret=0
}

# TODO: Use __git_modified_files instead?
(( $+functions[_git-diff-stages] )) ||
_git-diff-stages () {
  _arguments \
    $diff_args \
    ':stage 1:__git_stages' \
    ':stage 2:__git_stages' \
    '*::index file:_files' && ret=0
}

# TODO: Use __git_modified_files instead?
(( $+functions[_git-diff-tree] )) ||
_git-diff-tree () {
  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -C -S \
    $diff_args \
    $pretty_arg \
    '--encoding=-[re-code commit log-message in given encoding]::log-message encoding:__git_encodings' \
    '--no-commit-id[skip output of commit IDs]' \
    '--root[show diff against the empty tree]' \
    '--stdin[read commit and tree information from standard input]' \
    '-m[show merge commits]' \
    '-r[recurse into subdirectories]' \
    '(-r)-t[show tree entry itself as well as subtrees (implies -r)]' \
    '-s[do not show differences]' \
    '-v[show commit message before the differences]' \
    '(-c --cc)-c[show differences from each of the parents to the merge result]' \
    '(-c --cc)--cc[how differences from each of the parents and omit differences from only one parent]' \
    '--always[always show commit itself and the commit log message]' \
    ':tree-ish:__git_tree_ishs' \
    '*::file:->files' && ret=0

  case $state in
    files)
      if (( $#line > 2 )); then
        # TODO: this is probably just stupid to do.
        # What'd be nice would be
        # common files:
        #   ...
        # original tree:
        #   ...
        # new tree:
        #   ...
        _alternative \
          "original tree:original tree:__git_tree_files $line[1]" \
          "new tree:new tree:__git_tree_files $line[2]" && ret=0
      else
        _alternative \
          ': :__git_tree_ishs' \
          ": :__git_tree_files $line[1]" && ret=0
      fi
      ;;
  esac
}

# TODO: Better completion for --format: should complete %(field) stuff, that
# is, %(refname), %(objecttype), %(objectsize), %(objectname) with optional ‘*’
# in front.
# TODO: Documentation says that --count can be given * number of times, but
# sources beg to differ, allowing only one.
(( $+functions[_git-for-each-ref] )) ||
_git-for-each-ref () {
  _arguments -S \
    '--format=-[output format of ref information]:format' \
    '(-s --shell -p --perl --python --tcl)'{-s,--shell}'[use string literals suitable for sh]' \
    '(-s --shell -p --perl --python --tcl)'{-p,--perl}'[use string literals suitable for Perl]' \
    '(-s --shell -p --perl          --tcl)'--python'[use string literals suitable for Python]' \
    '(-s --shell -p --perl --python      )'--tcl'[use string literals suitable for Tcl]' \
    '--count=-[maximum number of refs to iterate over]: :_guard "[[\:digit\:]]#" "maximum number of refs"' \
    '--sort=-[key to sort refs by]:sort key:__git_ref_sort_keys' \
    ':: :_guard "([^-]?#|)" pattern' && ret=0
}

(( $+functions[_git-fmt-merge-msg] )) ||
_git-fmt-merge-msg () {
  arguments \
    '(          --no-summary)--summary[add one-line descriptions from commits being merged]' \
    '(--summary             )--no-summary[do not add one-line descriptions from commits being merged]' \
    '(-F --file)'{-F,--file}'[specify list of merged objects from file]:file:_files' && ret=0
}

(( $+functions[_git-fsck] )) ||
_git-fsck () {
  _arguments \
    '--cache[consider objects recorded in the index as head nodes for reachability traces]' \
    '--full[check all object directories]' \
    '--root[show root nodes]' \
    '--strict[do strict checking]' \
    '--tags[show tags]' \
    '--unreachable[show objects that are unreferenced in the object database]' \
    '*::object:__git_objects' && ret=0
}

(( $+functions[_git-ls-files] )) ||
_git-ls-files () {
  local no_empty_directory_arg

  if (( words[(I)--directory] )); then
    no_empty_directory_arg='--no-empty-directory[do not list empty directories]'
  fi

  _arguments -S \
    $nul_arg \
    '(-c --cached)'{-c,--cached}'[show cached files in the output]' \
    '(-d --deleted)'{-d,--deleted}'[show deleted files in the output]' \
    '(-i --ignored)'{-i,--ignored}'[show ignored files in the output]' \
    '(-k --killed)'{-k,--killed}'[show killed files in the output]' \
    '(-m --modified)'{-m,--modified}'[show modified files in the output]' \
    '(-o --others)'{-o,--others}'[show other files in the output]' \
    '(-s --stage)'{-s,--stage}'[show stage files in the output]' \
    '(-u --unmerged)'{-u,--unmerged}'[show unmerged files in the output]' \
    '(   -v)-t[identify each files status (HMRCK?)]' \
    '(-t   )-v[identify each files status (hmrck?)]' \
    '*'{-x,--exclude=-}'[skip files matching given pattern]:file pattern' \
    '*'{-X,--exclude-from=-}'[skip files matching patterns in given file]:file:_files' \
    '*--exclude-per-directory=-[skip directories matching patterns in given file]:file:_files' \
    '--directory[if a whole directory is classified as "other", show just its name]' \
    $no_empty_directory_arg \
    '--error-unmatch[if any <file> does not appear in the index, treat this as an error]' \
    '--full-name[force paths to be output relative to the project top directory]' \
    $abbrev_arg \
    '*::index file:_files' && ret=0
}

(( $+functions[_git-ls-tree] )) ||
_git-ls-tree () {
  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -C \
    $nul_arg \
    $abbrev_arg \
    '(-t)-d[do not show children of given tree (implies -t)]' \
    {--name-only,--name-status}'[list only filenames, one per line]' \
    '-r[recurse into subdirectories]' \
    '-t[show tree entries even when going to recurse them]' \
    '--full-name[output full path-names]' \
    ':tree-ish:__git_tree_ishs' \
    '*::tree file:->files' && ret=0

  case $state in
    files)
      __git_tree_files $line[1] && ret=0
      ;;
  esac
}

(( $+functions[_git-imap-send] )) ||
_git-imap-send () {
  _message 'no arguments allowed; accepts mailbox file on standard input'
}

(( $+functions[_git-quiltimport] )) ||
_git-quiltimport () {
  _arguments \
    "--dry-run[check patches and warn if they can't be imported]" \
    '--author[default author name and email address to use for patches]' \
    '--patches[set directory containing patches]:patch directory:_directories' && ret=0
}

(( $+functions[_git-merge-base] )) ||
_git-merge-base () {
  _arguments \
    '(-a --all)'{-a,--all}'[show all common ancestors]' \
    ':commit 1:__git_commits' \
    ':commit 2:__git_commits' && ret=0
}

(( $+functions[_git-name-rev] )) ||
_git-name-rev () {
  _arguments -S \
    '--tags[only use tags to name the commits]' \
    '--refs=-[only use refs matching given pattern]: :_guard "?#" "shell pattern"' \
    '(--stdin :)--all[list all commits reachable from all refs]' \
    '(--all :)--stdin[read from stdin and append revision-name]' \
    '(--stdin --all)*:commit-ish:__git_revisions' && ret=0
}

(( $+functions[_git-pack-redundant] )) ||
_git-pack-redundant () {
  _arguments \
    '(:)--all[process all packs]' \
    '--alt-odb[do not require objects to be present in local packs]' \
    '--verbose[output some statistics to stderr]' \
    '(--all)*::packs:_files -g "*.pack"' && ret=0
}

# TODO: --timestamp undocumented.
# TODO: __git_commits2 should be reworked/reworded.
(( $+functions[_git-rev-list] )) ||
_git-rev-list () {
  if (( words[(I)--] && words[(I)--] != CURRENT )); then
    _arguments \
      '*:index file:__git_cached_files' && ret=0
  else
    __git_setup_revision_arguments

    _arguments -S \
      $revision_arguments \
      '(--pretty)--header[show commit headers]' \
      '--remote-empty[stop when a given path disappears from the tree]' \
      '--timestamp[undocumented]' \
      '(         --bisect-vars)--bisect[show only the middlemost commit object]' \
      '(--bisect              )--bisect-vars[same as --bisect, outputing shell-evalable code]' \
      '--stdin[read commit objects from standard input]' \
      '*:commit id:__git_commits2' && ret=0
  fi
}

(( $+functions[_git-show-ref] )) ||
_git-show-ref () {
  _arguments -S \
    - list \
      '(-h --head)'{-h,--head}'[show the HEAD reference]' \
      '--tags[show only "refs/tags"]' \
      '--heads[show only "refs/heads"]' \
      '(-d --dereference)'{-d,--dereference}'[dereference tags into object IDs as well]' \
      '(-s --hash)'{-s+,--hash=-}'[only show the SHA-1 hash, not the reference name]:: :_guard "[[\:digit\:]]#" length' \
      '--verify[enable stricter reference checking]' \
      $abbrev_arg \
      '(-q --quiet)'{-q,--quiet}'[do not print any results to stdout]' \
      '*: :_guard "([^-]?#|)" pattern' \
    - exclude \
      '--exclude-existing=-[filter out existing refs from stdin]:: :_guard "([^-]?#|)" pattern' && ret=0
}

(( $+functions[_git-show] )) ||
_git-show () {
  local curcontext=$curcontext state line
  typeset -A opt_args
  __git_setup_revision_arguments

  _arguments -S \
    $revision_arguments \
    '*:object:__git_objects' && ret=0
}

(( $+functions[_git-show-index] )) ||
_git-show-index () {
  _message 'no arguments allowed; accepts index file on standard input'
}

(( $+functions[_git-tar-tree] )) ||
_git-tar-tree () {
  _arguments \
    '--remote=-[retrieve a tar archive from a remote repository]:__git_remote_repository' \
    ':tree-ish:__git_tree_ishs' \
    ':base:_files' && ret=0
}

(( $+functions[_git-unpack-file] )) ||
_git-unpack-file () {
  _arguments \
    ':blob id:__git_blobs' && ret=0
}

(( $+functions[_git-var] )) ||
_git-var () {
  _arguments \
    '(:)-l[show logical variables]' \
    '(-):variable:((GIT_AUTHOR_IDENT\:"name and email of the author" \
                    GIT_COMMITTER_IDENT\:"name and email of committer"))' && ret=0
}

(( $+functions[_git-verify-pack] )) ||
_git-verify-pack () {
  _arguments -S \
    '-v[show objects contained in pack]' \
    '*:index file:_files -g "*.idx"' && ret=0
}
 
(( $+functions[_git-clone-pack] )) ||
_git-clone-pack () {
  _arguments \
    $exec_arg \
    ':repository:__git_any_repositories' \
    '*:head:__git_heads' && ret=0
}

(( $+functions[_git-fetch-pack] )) ||
_git-fetch-pack () {
  _arguments \
    '--all[fetch all remote refs]' \
    '(-q --quiet)'{-q,--quiet}'[make output less verbose]' \
    '(-k --keep)'{-k,--keep}'[do not invoke git-unpack-objects on received data]' \
    $thin_arg \
    '(--upload-pack --exec)'{--upload-pack=-,--exec=-}'[specify path to git-upload-pack on remote side]:remote path' \
    '--depth=-[limit fetching to ancestor-chains not longer than given number]: :_guard "[[\:digit\:]]#" "maximum ancestor-chain length"' \
    '--no-progress[do not show progress]' \
    $verbose_arg \
    ':repository:__git_any_repositories' \
    '*:references:__git_references' && ret=0
}

(( $+functions[_git-fast-import] )) ||
_git-fast-import () {
  _arguments \
    '--date-format=-[specify the types of dates being passed]:((raw\:"native git format"
                                                                rfc2822\:"standard email format"
                                                                now\:"use current time and timezone"))' \
    '--max-pack-size=-[maximum size of each packfile]: :_guard "[[\:digit\:]]#" "maximum pack size"' \
    '--depth=-[maximum delta depth for blob and tree deltification]: :_guard "[[\:digit\:]]#" "maximum delta depth"' \
    '--active-branches=-[maximum number of branches to maintain active at once]: :_guard "[[\:digit\:]]#" "maximum number of branches"' \
    '--export-marks=-[dump the internal marks table to given file]:export file:_files' \
    '--export-pack-edges=-[list packfiles and last commit on branches in them in given file]:export file:_files' \
    '--force[force updating modified existing branches]' \
    '--quiet[disable all non-fatal output]' \
    '--stats[display statistics about object created]' && ret=0
}

(( $+functions[_git-http-fetch] )) ||
_git-http-fetch () {
  _arguments \
    $fetch_args \
    '(1)--stdin[read commit ids and refs from standard input]' \
    ':commit id:__git_commits' \
    ':URL:_urls' && ret=0
}

(( $+functions[_git-http-push] )) ||
_git-http-push () {
  _arguments \
    '--all[verify that all objects in local ref history exist remotely]' \
    '--complete[do not assume that the remote repository is complete]' \
    '--force[allow refs that are not ancestors to be updated]' \
    '--verbose[report the list of objects being walked locally and sent to the remote]' \
    '(   -D)-d[remove refs from remote repository]' \
    '(-d   )-D[forcefully remove refs from remote repository]' \
    ':URL:_urls' \
    '*:remote refs:__git_remote_references' && ret=0
}

(( $+functions[_git-local-fetch] )) ||
_git-local-fetch () {
  _arguments \
    $fetch_args \
    '-l[hard-link objects]' \
    '-n[do not copy objects]' \
    '-s[sym-link objects]' \
    '(1)--stdin[read commit ids and refs from standard input]' \
    ':commit id:__git_commits' \
    ':directory:_directories' && ret=0
}

# TODO: --tags undocumented.
# TODO: --heads undocumented.
# TODO: --refs undocumented.
(( $+functions[_git-peek-remote] )) ||
_git-peek-remote () {
  _arguments \
    '--upload-pack=-[specify path to git-upload-pack on remote side]:remote path' \
    $exec_arg \
    '--tags[undocumented]' \
    '--heads[undocumented]' \
    '--refs[undocumented]' \
    ':repository:__git_repository' && ret=0
}

(( $+functions[_git-sh-setup] )) ||
_git-sh-setup () {
  _message "you probably should not be issuing this command; it is an internal git helper"
}

# TODO: --dry-run undocumented.
# TODO: -n undocumented.
# TODO: --stale-fix undocumented.
# TODO: --verbose undocumented.
# TODO: -- undocumented.
(( $+functions[_git-reflog] )) ||
_git-reflog () {
  __git_setup_revision_arguments

  if (( CURRENT == 2 )); then
    local curcontext=$curcontext state line
    declare -A opt_args

    _arguments -C \
      $revision_arguments \
      ':subcommand:->subcommand' && ret=0

    case $state in
      (subcommand)
        declare -a reflog_cmds

        reflog_cmds=(
        'expire:prune old reflog entries'
        'show:show log of the current branch')

        _describe -t subcommands 'subcommands' reflog_cmds && ret=0
        ;;
    esac
  else
    case $words[2] in
      (expire)
        _arguments -S \
          '(-n --dry-run)'{-n,--dry-run}'[undocumented]' \
          '--expire=-[prune entries older than given time]:date' \
          '--expire-unreachable=-[prune entries older than given time and unreachable]:date' \
          '--stale-fix[undocumented]' \
          '--all[prune all refs]' \
          '--verbose' && ret=0
        ;;
      (show|--*)
        _arguments -S \
          $revision_arguments \
          ':subcommand:' && ret=0
        ;;
    esac
  fi
}

(( $+functions[_git-receive-pack] )) ||
_git-receive-pack () {
  _arguments \
    ':directory to sync into:_directories' && ret=0
}

(( $+functions[_git-shell] )) ||
_git-shell () {
  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -C \
    '-c[command to execute]:command:->commands' \
    ':argument to command:->arguments' && ret=0

  case $state in
    (commands)
      declare -a commands

      commands=(git-receive-pack git-upload-pack)

      _describe -t commands command commands && ret=0
      ;;
    (arguments)
      case $line[1] in
        (git-receive-pack)
          local expl

          _description directories expl 'directory to sync into'
          _directories $expl
          ;;
        (git-upload-pack)
          local expl

          _description directories expl 'directory to sync from'
          _directories $expl
          ;;
      esac
      ;;
  esac
}

(( $+functions[_git-upload-archive] )) ||
_git-upload-archive () {
  _arguments \
    ':directory to get tar archive from:_directories' && ret=0
}

(( $+functions[_git-send-pack] )) ||
_git-send-pack () {
  _arguments \
    '(--receive-pack --exec)'{--receive-pack=-,--exec=-}'[specify path to git-receive-pack on remote side]:remote path'
    '--all[update all refs that exist locally]' \
    '--force[update remote orphaned refs]' \
    $verbose_arg \
    $thin_arg \
    ':repository:__git_any_repositories' \
    '*:remote refs:__git_remote_references' && ret=0
}

(( $+functions[_git-ssh-fetch] )) ||
_git-ssh-fetch () {
  _arguments \
    $fetch_args \
    ':commit id:__git_commits' \
    ':URL:_urls' && ret=0
}

(( $+functions[_git-ssh-upload] )) ||
_git-ssh-upload () {
  _arguments \
    $fetch_args \
    ':commit id:__git_commits' \
    ':URL:_urls' && ret=0
}

(( $+functions[_git-update-server-info] )) ||
_git-update-server-info () {
  _arguments \
    '(-f --force)'{-f,--force}'[update the info files from scratch]' && ret=0
}

(( $+functions[_git-upload-pack] )) ||
_git-upload-pack () {
  _arguments \
    '--strict[do not try <directory>/.git/ if <directory> is not a git directory' \
    '--timeout=-[interrupt transfer after given number of seconds of inactivity]: :_guard "[[\:digit\:]]" "inactivity timeout"' \
    ':directory:_directories' && ret=0
}

(( $+functions[_git-add] )) ||
_git-add () {
  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -C -S \
    '-n[do not actually add files; only show which ones would be added]' \
    '-v[show files as they are added]' \
    '-f[allow adding otherwise ignored files]' \
    '(-i --interactive : -)'{-i,--interactive}'[add contents interactively to the index]' \
    '*:file:->files' && ret=0

  case $state in
    (files)
      declare -a ignored_files_alternatives
      if (( words[(I)-f] )); then
        ignored_files_alternatives=(
          'ignored-modified-files:ignored modified files:__git_modified_files --ignored'
          'ignored-other-files:ignored other files:__git_other_files --ignored')
      fi

      _alternative \
        'modified-files:modified files:__git_modified_files' \
        'other-files:other files:__git_other_files' \
        $ignored_files_alternatives && ret=0
      ;;
  esac
}
__git_zstyle_default ':completion::complete:git-add:argument-rest:*' ignore-line yes

(( $+functions[_git-am] )) ||
_git-am () {
  _arguments \
    '--3way[use 3-way merge if patch does not apply cleanly]' \
    '--binary[pass "--allow-binary-replacement" to "git-apply"]' \
    '--dotest=-[use given directory as working area instead of .dotest]:directory:_directories' \
    '--interactive[apply patches interactively]' \
    '--keep[pass "-k" flag to "git-mailinfo"]' \
    '--resolved[continue after resolving patch failure by hand]' \
    '--signoff[add "Signed-off-by:" line to the commit message]' \
    '--skip[skip the current patch]' \
    '--utf8[pass "-u" flag to "git-mailinfo"]' \
    '--no-utf8[do not pass "-u" flag to "git-mailinfo"]' \
    $common_apply_args \
    '*:mbox file:_files' && ret=0
}

(( $+functions[_git-archive] )) ||
_git-archive () {
  local curcontext=$curcontext state line
  declare -A opt_args

  declare -a backend_args

  if (( words[(I)--format=*] > 0 && words[(I)--format=*] < CURRENT )); then
    case ${words[$words[(I)--format=*]]#--format=} in
      (zip)
        backend_args=(
          '-0[do not deflate files]'
          '-1[minimum compression]'
          '-2[a little more compression]'
          '-3[slightly more compression]'
          '-4[a bit more compression]'
          '-5[even more compression]'
          '-6[slightly even more compression]'
          '-7[getting there]'
          '-8[close to maximum compression]'
          '-9[maximum compression]')
        ;;
    esac
  fi

  _arguments -C \
    '--format=-[format of the resulting archive]:archive format:__git_archive_formats' \
    '(- :)--list[list available archive formats]' \
    '--prefix=-[prepend the given path prefix to to each filename]:path prefix:_directories -r ""' \
    $backend_args \
    '--remote=-[archive remote repository]:remote repository:__git_any_repositories' \
    ':tree-ish:__git_tree_ishs' \
    '*:tree file:->files' && ret=0

  case $state in
    (files)
      __git_tree_files $line[1] && ret=0
      ;;
  esac
}

(( $+functions[_git-applymbox] )) ||
_git-applymbox () {
  _arguments -A '-*' \
    '-k[do not modify "Subject:" header]' \
    '-m[apply patches with "git-apply" and fail if patch is unclean]' \
    '-q[apply patches interactively]' \
    '-u[encode commit information in UTF-8]' \
    '(1)-c[restart command after fixing an unclean patch]:patch:_files -g ".dotest/0*"' \
    ':mbox file:_files' \
    '::signoff file:__git_signoff_file' && ret=0
}

(( $+functions[_git-bisect] )) ||
_git-bisect () {
  local bisect_cmds

  bisect_cmds=(
    bad:"mark current or given revision as bad"
    good:"mark current or given revision as good"
    log:"show the log of the current bisection"
    next:"find next bisection to test and check it out"
    replay:"replay a bisection log"
    reset:"finish bisection search and return to the given branch (or master)"
    start:"reset bisection state and start a new bisection"
    visualize:"show the remaining revisions in gitk"
  )

  if (( CURRENT == 2 )); then
    _describe -t command "git-bisect commands" bisect_cmds && ret=0
  else
    case $words[2] in
      (bad)
        _arguments \
          '2:revision:__git_commits' && ret=0
        ;;
      (good)
        _arguments \
          '*:revision:__git_commits' && ret=0
        ;;
      (replay)
        _arguments \
          '2:file:_files' && ret=0
        ;;
      (reset)
        _arguments \
          '2:branch:__git_heads' && ret=0
        ;;
      (*)
        _nothing
        ;;
    esac
  fi
}

# TODO: complete branch names?
(( $+functions[_git-branch] )) ||
_git-branch () {
  local my_abbrev_arg
  if (( words[(I)-v] > 0 && words[(I)-v] < CURRENT )); then
    my_abbrev_arg=$abbrev_arg
  fi

  declare -a dependent_deletion_args
  if (( words[(I)-d] || words[(I)-D] )); then
    dependent_deletion_args=(
      '-r[delete remote-tracking branches]'
      '*:branch-name:__git_branch_names')
  fi

  declare -a dependent_modification_args
  if (( words[(I)-m] || words[(I)-M] )); then
    dependent_modification_args=(
      ':old or new branch-name:__git_branch_names'
      '::new branch-name:__git_branch_names')
  fi

  # TODO: I’m not happy with having to force a pattern with -A.
  _arguments -S -A "-*" \
    - list \
      '(        --no-color)--color[turn on branch coloring]' \
      '(--color           )--no-color[turn off branch coloring]' \
      '(   -a)-r[list only the remote-tracking branches]' \
      '(-r   )-a[list both remote-tracking branches and local branches]' \
      '-v[show SHA1 and commit subject line for each head]' \
      $my_abbrev_arg \
    - create \
      "-l[create the branch's reflog]" \
      '-f[force the creation of a new branch]' \
      ':branch-name:__git_branch_names' \
      '::start-point:__git_revisions' \
    - modify \
      '(   -M)-m[rename a branch and the corresponding reflog]' \
      '(-m   )-M[rename a branch even if the new branch-name already exists]' \
      $dependent_modification_args \
    - delete \
      '(   -D)-d[delete a fully merged branch]' \
      '(-d   )-D[delete a branch]' \
      $dependent_deletion_args && ret=0
}
__git_zstyle_default ':completion::complete:git-branch:delete-argument-rest:*' ignore-line yes

# TODO: __git_tree_ishs is just stupid.  It should be giving us a list of tags
# and perhaps also allow all that just with ^{tree} and so on.  Not quite sure
# how to do that, though.
(( $+functions[_git-checkout] )) ||
_git-checkout () {
  local curcontext=$curcontext state line
  declare -A opt_args

  local new_branch_reflog_arg

  if (( words[(I)-b] > 0 )); then
    new_branch_reflog_arg="-l[create the new branch's reflog]"
  fi

  # TODO: This isn’t quite correct in regards of the handling of the “--”
  # option, as it should prevent us from seeing a branch, not stop matching
  # options.
  _arguments -C -S -A "-*" \
    - switch-branch \
      '-q[suppress feedback messages]' \
      '-f[force a complete re-read]' \
      '-b[create a new branch based at given branch]: :__git_guard_branch-name' \
      $new_branch_reflog_arg \
      '-m[3way merge current branch, working tree and new branch]' \
      '::branch:__git_revisions' \
    - update-files \
      '::tree-ish:__git_tree_ishs' \
      '::file:->files' && ret=0

  case $state in
    (files)
      if [[ -n $line[1] ]]; then
        __git_tree_files $line[1] && ret=0
      else
        __git_cached_files && ret=0
      fi
      ;;
  esac
}

(( $+functions[_git-cherry-pick] )) ||
_git-cherry-pick () {
  _arguments \
    '(-e --edit)'{-e,--edit}'[edit commit before committing the revert]' \
    '(-n --no-commit)'{-n,--no-commit}'[do not make the actually commit]' \
    '(-r --replay)'{-r,--replay}'[use original commit message intact]' \
    '-x[append information about what commit was cherry-picked]' \
    ':commit:__git_revisions' && ret=0
}

(( $+functions[_git-clean] )) ||
_git-clean () {
  _arguments -S \
    '-d[also remove untracked directories]' \
    '-n[do a dry run]' \
    '-q[run quietly]' \
    '(-X   )-x[also remove ignored files]' \
    '(   -x)-X[remove only ignored files]' \
    '*:file:_files' && ret=0
}

# TODO: The --no-checkout is undocumented.
(( $+functions[_git-clone] )) ||
_git-clone () {
  local -a shared

  if (( words[(I)(-l|--local)] )); then
    shared=('(-s --shared)'{-s,--shared}'[share the objects with the source repository]')
  fi

  _arguments \
    '--bare[make a bare GIT repository]' \
    '(-l --local)'{-l,--local}'[perform a local cloning of a repository]' \
    $shared \
    '--reference[reference repository]:repository:_directories' \
    '(-q --quiet)'{-q,--quiet}'[operate quietly]' \
    '-n[do not checkout HEAD after clone is complete]' \
    '(-o --origin)'{-o,--origin}'[use given name instead of "origin" as branch name]:name:__git_guard_branch-name' \
    $upload_pack_arg \
    $template_arg \
    '--depth[create a shallow clone, given number of revisions deep]: :_guard "[[\:digit\:]]##" depth' \
    ':repository:__git_any_repositories' \
    '*:directory:_directories' && ret=0
}

(( $+functions[_git-commit] )) ||
_git-commit () {
  _arguments -S \
    '(-a --all)'{-a,--all}'[update all paths in the index file]' \
    '--author[override the author name used in the commit]:author name' \
    '(-e --edit)'{-e,--edit}'[edit the commit message before committing]' \
    '(-o --only -i --include)'{-i,--include}'[update the given files and commit the whole index]' \
    '(-o --only -i --include)'{-o,--only}'[commit only the given files]' \
    '(-n --no-verify)'{-n,--no-verify}'[do not look for suspicious lines the commit introduces]' \
    '(-s --signoff)'{-s,--signoff}'[add Signed-off-by line at the end of the commit message]' \
    '(-q --quiet -v --verbose)'{-q,--quiet}'[suppress commit summary message]' \
    '(-q --quiet -v --verbose)'{-v,--verbose}'[show unified diff of all file changes]' \
    '(-u --untracked-files)'{-u,--untracked-files}'[show files in untracked directories]' \
    '*:file:__git_changed_files' \
    - '(message)' \
      '--amend[amend the tip of the current branch]' \
      {-c,--reedit-message=}'[use existing commit object and edit log message]:commit:__git_commits' \
      {-C,--reuse-message=}'[use existing commit object with same log message]:commit:__git_commits' \
      {-F,--file=}'[read commit message from given file]:file:_files' \
      {-m,--message=}'[use the given message as the commit message]:message' && ret=0
}
__git_zstyle_default ':completion::complete:git-commit:argument-rest:*' ignore-line yes


# TODO: __git_files should be __git_tree_files (do like in git-diff-tree and
# such)
(( $+functions[_git-diff] )) ||
_git-diff () {
  _arguments -S \
    $diff_args \
    '--cached[show diff between index and named commit]' \
    '::original revision:__git_commits' \
    '::new revision:__git_commits' \
    '*::index file:__git_modified_files' && ret=0
}

(( $+functions[_git-fetch] )) ||
_git-fetch () {
  _arguments \
    $common_fetch_args \
    ':repository:__git_any_repositories' \
    '*:refspec:__git_ref_specs' && ret=0
}

(( $+functions[_git-format-patch] )) ||
_git-format-patch () {
  _arguments \
    $diff_args \
    '(-h --help)'{-h,--help}'[display usage information]' \
    '(-k --keep-subject -n --numbered)'{-k,--keep-subject}'[do not strip/add \[PATCH\] from the first line of the commit message]' \
    '(-k --keep-subject -n --numbered)'{-n,--numbered}'[name output in \[PATCH n/m\] format]' \
    '--start-number=[start numbering patches at given number]: :_guard "[[\:digit\:]]" "patch number"' \
    '(-o --output-directory --stdout)'{-o,--output-directory}'[store resulting files in given directory]:directory:_directories' \
    '(-o --output-directory)--stdout[output the generated mbox on standard output (implies --mbox)]' \
    '(-s --signoff)'{-s,--signoff}'[add "Signed-off-by:" line to the commit message]' \
    '--attach=-[create attachments instead of inlining patches]::git version string' \
    '--thread[make the second and subsequent mails refer to the first]' \
    '--in-reply-to=[make the first mail a reply to the given message]:message id' \
    '--ignore-if-in-upstream[do not include a patch that matches a commit in the given range]' \
    '--suffix[use the given suffix for filenames]:filename suffix' \
    ':commit range:__git_commit_ranges' && ret=0
}

(( $+functions[_git-gc] )) ||
_git-gc () {
  _arguments \
    '--prune[remove unreferenced loose objects]' && ret=0
}

(( $+functions[_git-grep] )) ||
_git-grep () {
  local -a pattern_operators

  if (( words[(I)-e] == CURRENT - 2 )); then
    pattern_operators=(
      '--and[both patterns must match]'
      '--or[either pattern must match]'
      '--not[the following pattern must not match]')
  fi

  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -A '--*' \
    '--cached[grep blobs registered in index file instead of working tree]' \
    '(-a --text)'{-a,--text}'[process binary files as if they were text]' \
    '(-i --ignore-case)'{-i,--ignore-case}'[ignore case when matching]' \
    '(-w --word-regexp)'{-w,--word-regexp}'[match only whole words]' \
    '(-v --invert-match)'{-v,--invert-match}'[select non-matching lines]' \
    '(   -H)-h[supress output of filenames]' \
    '(-h   )-H[show filenames]' \
    '--full-name[output paths relative to the project top directory]' \
    '(-E --extended-regexp -G --basic-regexp)'{-E,--extended-regexp}'[use POSIX extended regexes]' \
    '(-E --extended-regexp -G --basic-regexp)'{-G,--basic-regexp}'[use POSIX basic regexes]' \
    '-n[prefix the line number to matching lines]' \
    '(-l --files-with-matches -L --files-without-match)'{-l,--files-with-match}'[show only names of matching files]' \
    '(-l --files-with-matches -L --files-without-match)'{-L,--files-without-match}'[show only names of non-matching files]' \
    '(-c --count)'{-c,--count}'[show number of matching lines in files]' \
    '-A[show trailing context]: :_guard "[[\:digit\:]]#" lines' \
    '-B[show leading context]: :_guard "[[\:digit\:]]#" lines' \
    '-C[show context]: :_guard "[[\:digit\:]]#" lines' \
    '(1)*-f[read patterns from given file]:pattern file:_files' \
    '(1)*-e[use the given pattern for matching]:pattern' \
    $pattern_operators \
    '--all-match[all patterns must match]' \
    ':pattern:' \
    '*::tree-or-file:->files' && ret=0
  
  case $state in
    (files)
      integer first_tree last_tree start end

      (( start = words[(I)(-f|-e)] > 0 ? 1 : 2 ))
      (( end = $#line - 1 ))

      for (( i = start; i <= end; i++ )); do
        [[ line[i] == '--' ]] && break
        git cat-file -e "${(Q)line[i]}^{tree}" 2>/dev/null || break
        if (( first_tree == 0 )); then
          (( first_tree = last_tree = i ))
        else
          (( last_tree = i ))
        fi
      done

      if (( last_tree == 0 || last_tree == end )); then
        if (( first_tree == 0 )); then
          _alternative \
            'tree:tree:__git_trees' \
            "file:file:__git_cached_files" && ret=0
        else
          _alternative \
            'tree:tree:__git_trees' \
            "tree file:tree-files:__git_tree_files $line[first_tree,last_tree]" && ret=0
        fi
      else
        if (( first_tree == 0 )); then
          __git_cached_files
        else
          __git_tree_files $line[first_tree,last_tree]
        fi
      fi
      ;;
  esac
}

(( $+functions[_git-log] )) ||
_git-log () {
  local curcontext=$curcontext state line
  declare -A opt_args

  __git_setup_revision_arguments

  _arguments -S \
    $revision_arguments \
    '*:file-or-branch:->files' && ret=0

  case $state in
    (files)
      _alternative \
        'files:index file:__git_cached_files' \
        'branches:branch:__git_branch_names' && ret=0
      ;;
  esac
}

# TODO: repository needs fixing
(( $+functions[_git-ls-remote] )) ||
_git-ls-remote () {
  _arguments \
    '(-h --heads)'{-h,--heads}'[show only refs under refs/heads]' \
    '(-t --tags)'{-t,--tags}'[show only refs under refs/tags]' \
    $upload_pack_arg \
    ':repository:__git_any_repositories' \
    '*: :__git_references' && ret=0
}

(( $+functions[_git-merge] )) ||
_git-merge () {
  _arguments \
    "$merge_args[@]" \
    '-m:merge message' \
    '*:remote:__git_commits' && ret=0
}

(( $+functions[_git-mv] )) ||
_git-mv () {
  _arguments \
    '-f[force renaming/moving even if targets exist]' \
    '-k[skip move/renames that would lead to errors]' \
    '-n[only show what would happen]' \
    '*:source:__git_cached_files' \
    ':destination:_files' && ret=0
}

(( $+functions[_git-octupus] )) ||
_git-octupus () {
  _nothing
}

(( $+functions[_git-pull] )) ||
_git-pull () {
  _arguments \
    "$merge_args[@]" \
    $common_fetch_args \
    ':repository:__git_any_repositories' \
    '*:refspec:__git_ref_specs' && ret=0
}

# NOTE: For --receive-pack we use _files to complete, even though this will
# only complete files on the local end, not the remote end.  Still, it may be
# helpful to get some sort of completion going, perhaps modifying the path
# later on to match the remote end.
(( $+functions[_git-push] )) ||
_git-push () {
  _arguments \
    $force_ref_arg \
    '--all[fetch all refs]' \
    '--tags[all tags under "$GIT_DIR/refs/tags" are pushed]' \
    '(--receive-pack --exec)'{--receive-pack=-,--exec=-}'[path to git-receive-pack on remote]:remote path:_files' \
    '--repo=-[default repository to use]:repository:__git_any_repositories' \
    '(       --no-thin)--thin[try to minimize number of objects to be sent]' \
    '(--thin          )--no-thin[do not try to minimize number of objects to be sent]' \
    $verbose_arg \
    '::repository:__git_any_repositories' \
    '*::refspec:__git_ref_specs' && ret=0
}

(( $+functions[_git-rebase] )) ||
_git-rebase () {
  if [[ $words[2] == --(abort|continue|skip) ]]; then
    _message 'no more options'
  else
    _arguments \
      '--onto[start new branch with HEAD equal to "newbase"]:newbase' \
      '--continue[continue after failure]' \
      '--abort[abort current rebase]' \
      '--skip[skip the current patch]' \
      '--merge[use merging strategies to rebase]' \
      '*'{-s,--strategy=-}'[use given merge strategy]:merge strategy:__git_merge_strategies' \
      $verbose_arg \
      '-C-[ensure that given lines of surrounding context match]: :_guard "[[\:digit\:]]##" "lines of context"' \
      ':upstream branch:__git_revisions' \
      '::working branch:__git_revisions' && ret=0
  fi
}

(( $+functions[_git-repack] )) ||
_git-repack () {
  _arguments \
    '-a[pack all objects into a single pack]' \
    '-d[remove redundant packs after packing]' \
    '-f[pass "--no-reuse-delta" option to "git pack-objects"]' \
    '-l[pass "--local" option to "git pack-objects"]' \
    '-n[do not update server information]' \
    '-q[pass "-q" option to "git pack-objects"]' \
    '--window=-[number of objects to consider when doing delta compression]' \
    '--depth=-[maximum delta depth]' && ret=0
}

(( $+functions[_git-rerere] )) ||
_git-rerere () {
  declare -a commands

  commands=(
    'clear:reset the metadata used by rerere'
    'diff:output diffs for the current state of the resolution'
    'status:like diff, but only output filesames'
    'gc:prune old records of conflicted merges')

  _describe -t commands 'command' commands
}

(( $+functions[_git-reset] )) ||
_git-reset () {
  local commit_arg path_arg

  if [[ $words[2] == --mixed ]]; then
    commit_arg=':commit:__git_revisions'
    path_arg="*:file:__git_tree_files $words[3]"
  else
    commit_arg='::commit:__git_revisions'
  fi

  _arguments -S -A '--*' \
    '(        --soft --hard)--mixed[like --soft but report what has not been updated (default)]' \
    '(--mixed        --hard)--soft[do not touch the index file nor the working tree]' \
    '(--mixed --soft       )--hard[match the working tree and index to the given tree]' \
    $commit_arg \
    $path_arg && ret=0
}

(( $+functions[_git-revert] )) ||
_git-revert () {
  _arguments \
    '(-e --edit --no-edit)'{-e,--edit}'[edit the commit before committing the revert]' \
    '(-e --edit --no-edit)--no-edit[do not start the commit message editor]' \
    '(-n --no-commit)'{-n,--no-commit}'[do not commit the reversion]' \
    ':commit:__git_commits' && ret=0
}

# TODO: should take all arguments found in setup_revisions() (probably more or
# less what git-rev-list takes).
(( $+functions[_git-shortlog] )) ||
_git-shortlog () {
  __git_setup_revision_arguments

  _arguments -S \
    $revision_arguments \
    '(: -)'{-h,--help}'[print a short usage message and exit]' \
    '(-n --numbered)'{-n,--numbered}'[sort according to number of commits]' \
    '(-s --summary)'{-s,--summary}'[suppress commit description]' \
    '*::commitish:__git_committishs' && ret=0
}

# TODO: --date-order is undocumented.
# TODO: Better completion of --reflog.
(( $+functions[_git-show-branch] )) ||
_git-show-branch () {
  _arguments -S \
    '(--more        --independent --merge-base)--list[synonym to "--more=-1"]' \
    - branches \
      '(-a --all)'{-a,--all}'[show both remote-tracking branches and local branches]' \
      '(-r --remotes)'{-r,--remotes}'[show remote-tracking branches]' \
      '(       --list --independent --merge-base)--more=-[go given number of commit beyond common ancestor (no ancestry if negative)]:: :_guard "[[\:digit\:]]" limit' \
      '(--more --list               --merge-base)--independent[show only the reference that can not be reached from any of the other]' \
      '(--more --list --independent             )--merge-base[act like "git-merge-base -a" but with two heads]' \
      '--current[include current branch to the list of revs]' \
      '(          --sha1-name)--no-name[do not show naming strings for each commit]' \
      '(--no-name            )--sha1-name[name commits with unique prefix of object names]' \
      '--topo-order[show commits in topological order]' \
      '--topics[show only commits that are NOT on the first branch given]' \
      '--sparse[output merges that are reachable from multiple tips being shown]' \
      '--date-order[undocumented]' \
      '*:revision:__git_revisions' \
    - reflogs \
      '(-g --reflog)'{-g,--reflog=-}'[show reflog entries for given ref]::number of entries and base' \
      ':reference:__git_references' && ret=0
}

(( $+functions[_git-status] )) ||
_git-status () {
  _git-commit
}
__git_zstyle_default ':completion::complete:git-status:argument-rest:*' ignore-line yes

(( $+functions[_git-verify-tag] )) ||
_git-verify-tag () {
  _arguments \
    ':tag:__git_tags' && ret=0
}

# TODO: This should take those arguments that git-diff-tree can take, as well.
(( $+functions[_git-whatchanged] )) ||
_git-whatchanged () {
  __git_setup_revision_arguments

  _arguments -S \
    $revision_arguments \
    '1::commit id:__git_commits2' \
    '*:managed file:__git_cached_files' && ret=0
}

(( $+functions[_git-applypatch] )) ||
_git-applypatch () {
  _arguments \
    ':message file:_files' \
    ':patch file:_files' \
    ':info file:_files' \
    '::signoff file:__git_signoff_file' && ret=0
}

# TODO: Need to combine the list of attributes defined in __git_attributes.
(( $+functions[_git-check-attr] )) ||
_git-check-attr () {
  local -a attributes

  attributes=(crlf ident filter diff merge)

  local only_attributes=1
  for (( i = 2; i < $#words; i++ )); do
    if (( attributes[(I)$words[i]] == 0 )); then
      only_attributes=0
      break
    fi
  done

  if (( !only_attributes || words[(I)--] )); then
    __git_files && ret=0
  else
    _alternative \
      'files:file:__git_files' \
      'attributes:attribute:__git_attributes' && ret=0
  fi
}

# TODO: archive/branch can use _arch_archives perhaps?
(( $+functions[_git-archimport] )) ||
_git-archimport () {
  _arguments \
    '-a[auto-register archives at http://mirrors.sourcecontrol.net]' \
    '-D[attempt to import trees that have been merged from]: :_guard "[[\:digit\:]]#" depth' \
    '-f[use the fast patchset import strategy]' \
    $help_arg \
    '-o[use old-style branch names]' \
    '-T[create a tag for every commit]' \
    '-t[use given directory as temporary directory]:directory:_directories' \
    $verbose_arg \
    ':archive/branch' \
    '::archive/branch'
}

(( $+functions[_git-convert-objects] )) ||
_git-convert-objects () {
  _nothing
}

# TODO: Could use _cvs_root from _cvs for completing argument to -d.
# TODO: -h is undocumented.
(( $+functions[_git-cvsexportcommit] )) ||
_git-cvsexportcommit () {
  _arguments \
    '-c[commit automatically if the patch applied cleanly]' \
    '-p[be pedantic (paranoid) when applying patches]' \
    '-a[add authorship information]' \
    '-d[set an alternative CVSROOT to use]:cvsroot' \
    '-f[force the merge, even if the files are not up to date]' \
    '-P[force the parent commit, even if it is not a direct parent]' \
    '-m[prepend the commit message with the provided prefix]:message prefix' \
    $verbose_arg \
    $help_arg \
    '::parent commit id:__git_commits' \
    ':commit id:__git_commits' && ret=0
}

# TODO: _cvs_root for -d would be nice
(( $+functions[_git-cvsimport] )) ||
_git-cvsimport () {
  _arguments \
    $author_conversion_file_arg \
    '-C[specify the git repository to import into]:directory:_directories' \
    '-d[specify the root of the CVS archive]:cvsroot' \
    $help_arg \
    '-i[do not perform a checkout after importing]' \
    '-k[remove keywords from source files in the CVS archive]' \
    '-m[attempt to detect merges based on the commit message]' \
    '-M[attempt to detect merges based on the commit message with custom pattern]:pattern' \
    '-o[specify the branch into which you wish to import]:branch:__git_branch_names' \
    '-P[read cvsps output file]:file:_files' \
    '-p[specify additionaly options for cvsps]:cvsps-options' \
    '-s[substitute the "/" character in branch names with given substitution]:substitute' \
    '-u[convert underscores in tag and branch names to dots]' \
    '-S[skip paths matching given regex]:regex' \
    '-a[import all commits, including recent ones]' \
    '-L[limit the number of commits imported]: :_guard "[[\:digit\:]]" limit' \
    $verbose_arg \
    '-z[specify timestamp fuzz factor to cvsps]:fuzz-factor' \
    ':cvsmodule' && ret=0
}

(( $+functions[_git-cvsserver] )) ||
_git-cvsserver () {
  _message "you probably should not be issuing this command; it is an internal git helper"
}

(( $+functions[_git-lost-found] )) ||
_git-lost-found () {
  _nothing
}

(( $+functions[_git-pack-refs] )) ||
_git-pack-refs () {
  _arguments \
    '--all[pack all refs]' \
    "(        --no-prune)--prune[remove loose refs after packing them]" \
    "(--prune           )--no-prune[don't remove loose refs after packing them]" && ret=0
}

# TODO: something better
(( $+functions[_git-merge-one-file] )) ||
_git-merge-one-file () {
  _message "you probably should not be issuing this command"
}

(( $+functions[_git-prune] )) ||
_git-prune () {
  _arguments -S \
    '-n[do not remove anything; just report what would have been removed]'
    '*::heads:__git_heads' && ret=0
}

(( $+functions[_git-relink] )) ||
_git-relink () {
  _arguments \
    '--safe[stop if two objects with the same hash exist but have different sizes]' \
    ':directory:_directories' \
    ':directory:_directories' \
    '*:directory:_directories' && ret=0
}

# TODO: import stuff from _svn
# TODO: Improve completion of -P argument.
(( $+functions[_git-svnimport] )) ||
_git-svnimport () {
  _arguments \
    $author_conversion_file_arg \
    '-b[specify the name of the SVN branches directory]:directory:_directories' \
    '-C[specify the git repository to import into]:directory:_directories' \
    '-d[use direct HTTP-requests if possible for logs only]:path' \
    '-D[use direct HTTP-requests if possible]:path' \
    $help_arg \
    '-i[do not perform a checkout after importing]' \
    '-l[limit the number of SVN changesets to pull]: :_guard "[[\:digit\:]]#" number' \
    '-m[attempt to detect merges based on the commit message]' \
    '-M[attempt to detect merges based on the commit message with custom pattern]:pattern' \
    '-o[specify the branch into which you wish to import]:branch' \
    '-r[prepend "rX: " to commit messages, where X is the subversion revision]' \
    '-s[specify the change number to start importing from]:start-revision' \
    '-T[specify the name of the SVN tags directory]:directory:_directories' \
    '-t[specify the name of the SVN trunk]:trunk:_directories' \
    '-I[import svn:ignore directory property to files with given name]:ignored file:_files' \
    '-R[specify how often git repository should be repacked]: :_guard "[[\:digit\:]]#" "number of revisions"' \
    '-P[import only given path of the SVN tree]::_directory' \
    $verbose_arg \
    ':svn-repositry-url:_urls' \
    '::directory:_directories' && ret=0
}

# TODO: how do we complete argument 1?
(( $+functions[_git-symbolic-ref] )) ||
_git-symbolic-ref () {
  _arguments -A '-*' \
    '-q[do not issue error if specified name is not a symbolic ref]' \
    '-m[update reflog for specified name with specied reason]:reason for update' \
    ':symbolic reference' \
    '::reference:__git_references' && ret=0
}

(( $+functions[_git-tag] )) ||
_git-tag () {
  local message_args=

  if (( words[(I)-[asu]] )); then
    message_args=(
      '(   -F)-m[specify tag message]:message'
      '(-m   )-F[read tag message from given file]:message file:_files')
  fi

  _arguments -A '-*' \
    - creation \
      '(   -s -u)-a[create an unsigned, annotated tag]' \
      '(-a    -u)-s[create an signed and annotated tag]' \
      '(-a -s   )-u[create a tag, annotated and signed with the given key]:secret key:__git_gpg_secret_keys' \
      '(   -v)-f[create a new tag even if one with the same name already exists]' \
      '(-f   )-v[verifies the gpg signutare of the given tag]' \
      $message_args \
      ':tag name:__git_tags' \
      '::head:__git_revisions' \
    - deletion \
      '-d[delete tags]:*:tag names:__git_tags' \
    - listing \
      '-l[list tags matching pattern]:pattern' && ret=0
}
__git_zstyle_default ':completion::complete:git-tag:deletion-option-d-rest:*' ignore-line yes

(( $+functions[_git-update-ref] )) ||
_git-update-ref () {
  _arguments \
    '-m[update reflog for specified name with specied reason]:reason for update' \
    '(:)-d[delete given reference after verifying its value]:symbolic reference:__git_revisions:old reference:__git_revisions' \
    ':symbolic reference:__git_revisions' \
    ':new reference:__git_revisions' \
    '::old reference:__git_revisions' && ret=0
}

(( $+functions[_git-check-ref-format] )) ||
_git-check-ref-format () {
  _arguments \
    ':reference:__git_revisions' && ret=0
}


(( $+functions[_git-cherry] )) ||
_git-cherry () {
  _arguments \
    $verbose_arg \
    ':upstream:__git_revisions' \
    '::head:__git_revisions' \
    '::limit:__git_revisions' && ret=0
}

(( $+functions[_git-count-objects] )) ||
_git-count-objects () {
  _arguments \
    '-v[also report number of in-pack objects and objects that can be removed]' && ret=0
}

# TODO: do better than _directories?  The directory needs to be a git-repository,
# so one could check for a required file in the given directory.
# TODO: --interpolated-path should complete %H, %CH, %IP, %P, and %D.
(( $+functions[_git-daemon] )) ||
_git-daemon () {
  _arguments -S \
    '--strict-paths[match paths exactly]' \
    '--base-path=-[remap all the path requests as relative to the given path]:path:_directories' \
    '--interpolated-path=-[dynamically construct alternate paths]:path:_directories' \
    '--export-all[allow pulling from all repositories without verification]' \
    '(--port --listen --user --group)--inetd[run server as an inetd service]' \
    '(--inetd)--listen=-[listen on a specific IP address or hostname]:hostname:_hosts' \
    '(--inetd)--port=-[specify port to listen to]:port:_ports' \
    '--init-timeout=-[specify timeout between connection and request]: :_guard "[[\:digit\:]]#" timeout' \
    '--timeout=-[specify timeout for sub-requests]: :_guard "[[\:digit\:]]#" timeout' \
    '--syslog[log to syslog instead of stderr]' \
    '--user-path=-[allow ~user notation to be used in requests]::path:_directories' \
    '--verbose[log details about incoming connections and requested files]' \
    '--reuseaddr[reuse addresses when already bound]' \
    '(--syslog)--detach[detach from the shell]' \
    '--pid-file=-[save the process id in given file]:pid file:_files' \
    '--user=-[set uid of daemon]:user:_users' \
    '--group=-[set gid of daemon]:group:_groups' \
    '--enable=-[enable site-wide service]:service:__git_daemon_service' \
    '--disable=-[disable site-wide service]:service:__git_daemon_service' \
    '--allow-override[allow overriding site-wide service]:service:__git_daemon_service' \
    '--forbid-override[forbid overriding site-wide service]:service:__git_daemon_service' \
    '*:repository:_directories' && ret=0
}

(( $+functions[_git-get-tar-commit-id] )) ||
_git-get-tar-commit-id () {
  _message 'no arguments allowed; accepts tar-file on standard input'
}

(( $+functions[_git-instaweb] )) ||
_git-instaweb () {
  _arguments \
    '(-l --local)'{-l,--local}'[bind the web server to 127.0.0.1]' \
    '(-d --httpd)'{-d,--httpd=}'[HTTP-daemon command-line that will be executed]:command line' \
    '(-m --module-path)'{-m,--module-path=}'[module path for the Apache HTTP-daemon]:module path:_directories' \
    '(-p --port)'{-p,--port=}'[port to bind web server to]: :_guard "[[\:digit\:]]" port' \
    '(-b --browser)'{-b,--browser=}'[web-browser command-line that will be executed]:command line' \
    '--start[start the HTTP-daemon and exit]' \
    '--stop[start the HTTP-daemon and exit]' \
    '--restart[restart the HTTP-daemon and exit]' && ret=0
}

(( $+functions[_git-mailinfo] )) ||
_git-mailinfo () {
  _arguments \
    '-k[do not strip/add \[PATCH\] from the first line of the commit message]' \
    '(-u --encoding)-u[encode commit information in UTF-8]' \
    '(-u --encoding)--encoding[encode commit information in given encoding]:encoding:__git_encodings' \
    ':message file:_files' \
    ':patch file:_files' && ret=0
}

# TODO:
# /* Backwards compatibility: if no -o specified, accept
#    <mbox> <dir> or just <dir> */
(( $+functions[_git-mailsplit] )) ||
_git-mailsplit () {
  _arguments -S \
    '-b[if file does not begin with "From " line, assume it is a single mail message]' \
    '-d-[specify number of leading zeros]: :_guard "[[\:digit\:]]#" precision' \
    '-f-[skip the first N numbers]: :_guard "[[\:digit\:]]#" number' \
    '-o-[directory in which to place individual messages]:directory:_directories' \
    '*::mbox file:_files' && ret=0
}

(( $+functions[_git-patch-id] )) ||
_git-patch-id () {
  _message 'no arguments allowed; accepts patch on standard input'
}

(( $+functions[_git-request-pull] )) ||
_git-request-pull () {
  _arguments \
    ':start commit:__git_commits' \
    ':url:_urls' \
    '::end commit:__git_commits'
}

(( $+functions[_git-rev-parse] )) ||
_git-rev-parse () {
  _arguments \
    '(--revs-only --no-revs)--revs-only[do not output flags and parameters not meant for "git-rev-list"]' \
    '(--revs-only --no-revs)--no-revs[do not output flags and parameters meant for "git-rev-list"]' \
    '(--flags --no-flags)--flags[do not output non-flag parameters]' \
    '(--flags --no-flags)--no-flags[do not output flag parameters]' \
    '--default[use "arg" if there is no parameter given]:arg' \
    '--verify[verify parameter to be usable]' \
    '--sq[output single shell-quoted line]' \
    '--not[toggle ^ prefix of object names]' \
    '--symbolic[output in a format as true to input as possible]' \
    '--all[show all refs found in $GIT_DIR/refs]' \
    '--branches[show branch refs found in $GIT_DIR/refs/heads]' \
    '--tags[show tag refs found in $GIT_DIR/refs/tags]' \
    '--remotes[show tag refs found in $GIT_DIR/refs/remotes]' \
    '--show-prefix[show path of current directory relative to top-leve directory]' \
    '--show-cdup[show path of top-level directory relative to current directory]' \
    '--git-dir[show "$GIT_DIR" if defined else show path to ".git" directory]' \
    '--short=-[show only handful hexdigits prefix]:: :_guard "[[\:digit\:]]#" number' \
    {--after=-,--since=-}'[show "--max-age=" parameter corresponding given date string]:datestring' \
    {--berore=-,--until=-}'[show "--min-age=" parameter corresponding given date string]:datestring' \
    '*:objects:__git_objects' && ret=0
}

(( $+functions[_git-runstatus] )) ||
_git-runstatus () {
  _arguments \
    '--color[show colored status, highlighting modified files]' \
    '--nocolor[turn of colored output]' \
    '--amend[show status based on HEAD^1 instead of HEAD]' \
    '--verbose[show unified diff of all file changes]' \
    '--untracked[show files in untracked directories]' && ret=0
}

(( $+functions[_git-rm] )) ||
_git-rm () {
  _arguments -S -A '-*' \
    '-f[override the up-to-date check]' \
    "-n[don't actually remove the files, just show if they exist in the index]" \
    '-r[allow recursive removal when a leading directory-name is given]' \
    '--cached[only remove files from the index]' \
    '*:files:__git_cached_files' && ret=0
}

(( $+functions[_git-send-email] )) ||
_git-send-email () {
  _arguments \
    '--bcc=["Bcc:" value for each email]:email address:_email_addresses' \
    '--cc=[starting "Cc:" value for each email]:email address:_email_addresses' \
    '(--no-chain-reply-to)--chain-reply-to[each email will be sent as a reply to the previous one sent]' \
    '(--chain-reply-to)--no-chain-reply-to[all emails after the first will be sent as replies to the first one]' \
    '--compose[use $EDITOR to edit an introductory message for the patch series]' \
    '--from=[specify the sender of the emails]:email address:_email_addresses' \
    '--in-reply-to=[specify the contents of the first In-Reply-To header]:message-id' \
    '--no-signed-off-by-cc[do not add emails foudn in "Signed-off-by:" lines to the "Cc:" list]' \
    '--quiet[be less verbose]' \
    '--smtp-server=[specify the outgoing smtp server]:smtp server:_hosts' \
    '--subject=[specify the initial subject of the email thread]:subject' \
    '--suppress-from[do not add the "From:" address to the "Cc:" list]' \
    '--dry-run[do everything except actually send the emails]' \
    '--envelope-sender[specify the envelope sender used to send the emails]:email address:_email_addresses' \
    '--to=[specify the primary recipient of the emails]:email address:_email_addresses' \
    '*:file:_files' && ret=0
}

# TODO: -h, -H, and --help are undocumented.
# TODO: -V and --version are undocumented.
# TODO: --minimize-connections is undocumented.
# TODO: --remote is undocumented.
# TODO: --log-window-size is undocumented.
# TODO: --config-dir is undocumented.
# TODO: --no-auth-cache is undocumented.
# TODO: -C and --copy-similarity are undocumented.
# TODO: --fetch-all and --all are undocumented.
# TODO: -v and --verbose are undocumented.
# TODO: -r and --revisions for show-ignore are undocumented.
# TODO: migrate is undocumented.
# TODO: --minimize for migrate is undocumented.
# TODO: -r, --color, --pager, and --non-recursive for log are undocumented.
# TODO: --local for rebase is undocumented.
# TODO: --message, -m, --file, -F, --revision, and -r for commit-diff are
# undocumented.
(( $+functions[_git-svn] )) ||
_git-svn () {
  local curcontext=$curcontext state line
  declare -A opt_args

  _arguments -C \
    '(- :)--version[display version information]' \
    '(- :)--help[display help message]' \
    ':command:->command' \
    '*::options:->options' && ret=0

  case $state in
    (command)
      declare -a commands

      commands=(
        'init:initialize an empty git repository with additional svn data'
        'fetch:fetch revisions from the SVN remote'
        'clone:same as init, followed by fetch'
        'rebase:fetch revs from SVN parent of HEAD and rebase current work on it'
        'dcommit:commit diffs from given head onto SVN repository'
        'log:output SVN log-messages'
        "find-rev:output git commit corresponding to the given SVN revision's hash"
        'set-tree:commit given commit or tree to SVN repository'
        'show-ignore:output corresponding .gitignore file of svn:ignore'
        'commit-diff:commit diff of two tree-ishs')
        _describe -t commands command commands && ret=0
      ;;
    (options)
      declare -a arguments

      if [[ $line[1] == (fetch|clone|dcommit|set-tree|rebase|migrate|init) ]]; then
        arguments+=(
          '--username=[username to use for SVN transport]:username:_users'
          '--config-dir=[undocumented]:configuration directory:_directories'
          '--no-auth-cache[undocumented]')
      fi

      if [[ $line[1] == (fetch|clone|dcommit|set-tree|rebase|log) ]]; then
        arguments+=(
          '(   --authors-file)'$author_conversion_file_arg
          '(-A               )'$long_author_conversion_file_arg)
      fi

      # TODO: --repack-flags can be improved by actually completing the legal
      # flags to git-repack.
      if [[ $line[1] == (fetch|clone|dcommit|set-tree|rebase) ]]; then
        arguments+=(
          '(-q --quiet)'{-q,--quiet}'[make git-svn less verbose]'
          '--repack=[repack files (for given number of revisions)]:: :_guard "[[\:digit\:]]#" "revision limit"'
          '(--repack-flags --repack-args --repack-opts)'{--repack-flags=,--repack-args=,--repack-opts=}'[flags to pass to git-repack]:git-repack flags'
          '(                --no-follow-parent)--follow-parent[follow parent commit]'
          '(--follow-parent                   )--no-follow-parent[do not follow parent commit]'
          '--log-window-size=[undocumented]')
      fi

      if [[ $line[1] == (clone|init) ]]; then
        arguments+=(
          $shared_arg
          $template_arg
          '(-T --trunk)'{-T-,--trunk=}'[set trunk sub-directory]:trunk sub-directory:->subdirectory'
          '(-t --tags)'{-t-,--tags=}'[set tags sub-directory]:tags sub-directory:->subdirectory'
          '(-b --branches)'{-b-,--branches=}'[set branches sub-directory]:branches sub-directory:->subdirectory'
          '--no-metadata[set svn-remote.X.noMetadata]'
          '--use-svm-props[set svn-remote.X.useSvmProps]'
          '--use-svnsync-props[set svn-remote.X.useSvnsyncProps]'
          '--rewrite-root=[set svn-remote.X.rewriteRoot]:new root'
          '--prefix=[prefix to use for names of remotes]:path prefix:_directories -r ""')
      fi

      if [[ $line[1] == (dcommit|set-tree|commit-diff) ]]; then
        arguments+=(
          '--rmdir[remove empty directories from SVN tree after commit]'
          '(-e --edit)'{-e,--edit}'[edit commit message before committing]'
          $find_copies_harder_arg
          $diff_l_arg
          '(-C --copy-similarity)'{-C-,--copy-similarity=}'[undocumented]:number')
      fi

      # FIXME: What arguments does clone actually take here?
      if [[ $line[1] == (fetch|clone) ]]; then
        arguments+=(
          '(-r --revision)'{-r,--revision}'[only fetch given revision or revision range]:revision:->__git_svn_revisions'
          '::svn remote:__git_svn-remotes')
      fi

      if [[ $line[1] == (dcommit|rebase) ]]; then
        arguments+=(
          '(-m --merge)'{-m,--merge}'[use merging strategies, if necessary]')
      fi

      if [[ $line[1] == (fetch|dcommit|rebase) ]]; then
        arguments+=(
          '(--fetch-all --all)'{--fetch-all,--all}'[undocumented]')
      fi

      if [[ $line[1] == (dcommit|rebase) ]]; then
        arguments+=(
            '*'{-s,--strategy=-}'[use given merge strategy]:merge strategy:__git_merge_strategies')
      fi

      if [[ $line[1] == (dcommit|log|rebase) ]]; then
        arguments+=(
          '(- --verbose)'{-v,--verbose}'[output extra information]')
      fi

      case $line[1] in
        (clone)
          arguments+=(
            ':url:_urls'
            '::directory:_directories')
          ;;
        (set-tree)
          arguments+=('--stdin[read list of commits to commit from stdin]')
          ;;
        (show-ignore)
          arguments+=('-r --revision)'{-r,--revision)'[undocumented]:revision:->__git_svn_revisions'
        (dcommit)
          arguments+=(
            '(-n --dry-run)'{-n,--dry-run}'[output git-commands that would show diffs that would be committed]')
          ;;
        (migrate)
          arguments+=(
            '--minimize[undocumented]')
          ;;
        (log)
          __git_setup_revision_arguments

          arguments+=(
            $revision_arguments
            '(-r --revision)'{-r-,--revision=}'[revisions to output log information for]: :__git_svn_revision_numbers'
            '--limit=[like --max-count, but not counting merged/excluded commits]: :_guard "[[\:digit\:]]#" limit'
            '--incremental[give output suitable for concatenation]'
            '--show-commit[output git commit SHA-1, as well]'
            '--oneline[similar to --pretty=oneline]'
            '--color[undocumented]'
            '--pager[undocumented]:pager:_files -g *(*)'
            '--non-recursive[undocumented]')
          ;;
        (rebase)
          arguments+=(
            '--local[undocumented]')
          ;;
        (commit-diff)
          arguments+=(
            '(-m --message)'{-m-,--message=}'[undocumented]:message'
            '(-F --file)'{-F-,--file=}'[undocumented]:file:_files'
            '(-r --revision)'{-r-,--revision=}'[undocumented]:revision:__git_svn_revisions')
          ;;
      esac

      _arguments -C \
        '(-h -H --help)'{-h,-H,--help}'[display usage information]' \
        '(-V --version)'{-V,--version}'[display version information]' \
        '--minimize-connections[undocumented]' \
        '(-R --svn-remote --remote)'{-R,--svn-remote,--remote}'[svn remote to use]:svn remote:__git_svn-remotes' \
        '(-i --id)'{-i,--id}'[set GIT_SVN_ID]:GIT_SVN_ID' \
        $arguments && ret=0

      case $state in
        (subdirectory)
          _alternative \
            'sub-directories:sub-directory:_directories' \
            'urls: :_urls' && ret=0
          ;;
      esac
      ;;
  esac
}

(( $+functions[_git-stripspace] )) ||
_git-stripspace () {
  _message 'no arguments allowed; accepts input file on standard input'
}

(( $+functions[_git-mergetool] )) ||
_git-mergetool () {
  local curcontext=$curcontext state line
  typeset -A opt_args

  _arguments -C \
    '(-t --tool)'{-t,--tool=}':merge resolution tool:(kdiff3 tkdiff meld xxdiff emerge vimdiff gvimdiff opendiff)' \
    '*:conflicted file:_files' && ret=0
}

# ---

(( $+functions[__git_guard] )) ||
__git_guard () {
  declare -A opts

  zparseopts -K -D -A opts M: J: V: 1 2 n F: X:

  [[ "$PREFIX$SUFFIX" != $~1 ]] && return 1

  if (( $+opts[-X] )); then
    _message -r $opts[-X]
  else
    _message -e $2
  fi

  [[ -n "$PREFIX$SUFFIX" ]]
}

__git_guard_branch-name () {
  if [[ -n "$PREFIX$SUFFIX" ]]; then
    _call_program check-ref-format git check-ref-format "refs/heads/$PREFIX$SUFFIX" &>/dev/null
    (( ${#pipestatus:#0} > 0 )) && return 1
  fi

  _message -e 'branch-name'

  [[ -n "$PREFIX$SUFFIX" ]]
}

__git_guard_diff-stat-width () {
  if [[ $PREFIX == *,* ]]; then
    compset -P '*,'
    _guard "[[:digit:]]#" "filename width"
  else
    compset -S ',*'
    _guard "[[:digit:]]#" "width"
  fi
}

(( $+functions[__git_command_successful] )) ||
__git_command_successful () {
  if (( ${#pipestatus:#0} > 0 )); then
    _message 'not a git repository'
    return 1
  fi
  return 0
}

(( $+functions[__git_objects] )) ||
__git_objects () {
  compset -P '*:'
  if [[ -n $IPREFIX ]]; then
    __git_tree_files ${IPREFIX%:}
  else
    _alternative \
      'revisions:revision:__git_revisions' \
      'files:file:__git_files'
  fi
}

(( $+functions[__git_trees] )) ||
__git_trees () {
  __git_objects
}

(( $+functions[__git_tree_ishs] )) ||
__git_tree_ishs () {
  __git_commits 
}

(( $+functions[__git_blobs] )) ||
__git_blobs () {
  __git_objects
}

(( $+functions[__git_stages] )) ||
__git_stages () {
  __git_guard $* "[[:digit:]]#" 'stage'
}

(( $+functions[__git_files] )) ||
__git_files () {
  local expl files ls_opts opts gitdir

  zparseopts -D -E -a opts -- -cached -deleted -modified -others -ignored -unmerged -killed

  gitdir=$(_call_program gitdir git rev-parse --git-dir 2>/dev/null)
  __git_command_successful || return

  ls_opts=("--exclude-per-directory=.gitignore")
  [[ -f "$gitdir/info/exclude" ]] && ls_opts+="--exclude-from=$gitdir/info/exclude"

  files=(${(ps:\0:)"$(_call_program files git ls-files -z $ls_opts $opts 2>/dev/null)"})
  __git_command_successful || return

  _wanted files expl 'index file' _multi_parts $@ - / files
}

(( $+functions[__git_cached_files] )) ||
__git_cached_files () {
  __git_files $* --cached
}

(( $+functions[__git_deleted_files] )) ||
__git_deleted_files () {
  __git_files $* --deleted
}

(( $+functions[__git_killed_files] )) ||
__git_killed_files () {
  __git_files $* --killed
}

(( $+functions[__git_modified_files] )) ||
__git_modified_files () {
  __git_files $* --modified
}

(( $+functions[__git_other_files] )) ||
__git_other_files () {
  __git_files $* --others
}

(( $+functions[__git_unmerged_files] )) ||
__git_unmerged_files () {
  __git_files $* --unmerged
}

#this is for git-commit which can take files both git-added and not
(( $+functions[__git_changed_files] )) ||
__git_changed_files () {
  local -a files

  files=(${(ps:\0:)"$(_call_program files git diff-index -z --name-only HEAD 2>/dev/null)"})
  __git_command_successful || return

  _wanted files expl 'index file' _multi_parts $@ - / files
}

(( $+functions[__git_tree_files] )) ||
__git_tree_files () {
  local multi_parts_opts

  zparseopts -D -E -a multi_parts_opts M: J: V: 1 2 n F: X:

  local tree
  integer at_least_one_tree_added
  local -a tree_files

  (( at_least_one_tree_added = 0 ))
  for tree in $*; do
    tree_files+=(${(ps:\0:)"$(_call_program tree-files git ls-tree --name-only -z -r $tree 2>/dev/null)"})
    __git_command_successful && (( at_least_one_tree_added = 1 ))
  done

  if (( !at_least_one_tree_added )); then
    return
  fi

  local expl

  # FIXME: Why doesn’t -f to compadd work here?
  _wanted files expl 'tree file' _multi_parts $multi_parts_opts - / tree_files
}

# TODO: deal with things that __git_heads and __git_tags has in common (i.e.,
# if both exists, they need to be completed to heads/x and tags/x.
(( $+functions[__git_commits] )) ||
__git_commits () {
  _alternative \
    'heads::__git_heads' \
    'tags::__git_tags'
}

(( $+functions[__git_committishs] )) ||
__git_committishs () {
  __git_commits
}

# TODO: deal with prefixes and suffixes listed in git-rev-parse
(( $+functions[__git_revisions] )) ||
__git_revisions () {
  __git_commits $*
}

(( $+functions[__git_commits2] )) ||
__git_commits2 () {
  compset -P '\\\^'
  __git_commits
}

(( $+functions[__git_commit_ranges] )) ||
__git_commit_ranges () {
  compset -P '*..'
  __git_commits $*
}

# FIXME: these should be imported from _ssh
# TODO: this should take -/ to only get directories
_remote_files () {
  # There should be coloring based on all the different ls -F classifiers.
  local expl rempat remfiles remdispf remdispd args suf ret=1

  if zstyle -T ":completion:${curcontext}:files" remote-access; then
    zparseopts -D -E -a args p: 1 2 4 6 F:
    if [[ -z $QIPREFIX ]]
    then rempat="${PREFIX%%[^./][^/]#}\*"
    else rempat="${(q)PREFIX%%[^./][^/]#}\*"
    fi
    remfiles=(${(M)${(f)"$(_call_program files ssh $args -a -x ${IPREFIX%:} ls -d1FL "$rempat" 2>/dev/null)"}%%[^/]#(|/)})
    compset -P '*/'
    compset -S '/*' || suf='remote file'

#    remdispf=(${remfiles:#*/})
    remdispd=(${(M)remfiles:#*/})

    _tags files
    while _tags; do
      while _next_label files expl ${suf:-remote directory}; do
#        [[ -n $suf ]] && compadd "$@" "$expl[@]" -d remdispf \
#	    ${(q)remdispf%[*=@|]} && ret=0 
	compadd ${suf:+-S/} "$@" "$expl[@]" -d remdispd \
	    ${(q)remdispd%/} && ret=0
      done
      (( ret )) || return 0
    done
    return ret
  else
    _message -e remote-files 'remote file'
  fi
}

(( $+functions[__git_remote_repository] )) ||
__git_remote_repository () {
  local service

  service= _ssh

  if compset -P '*:'; then
    _remote_files
  else
    _ssh_hosts -S:
  fi
}

(( $+functions[__git_repository] )) ||
__git_repository () {
  _alternative \
    'directories::_directories' \
    'remote repositories::__git_remote_repository'
}

# should also be $GIT_DIR/remotes/origin
(( $+functions[__git_any_repositories] )) ||
__git_any_repositories () {
  _alternative \
    'directories::_directories' \
    'remotes::__git_remotes' \
    'remote repositories::__git_remote_repository'
}

(( $+functions[__git_remotes] )) ||
__git_remotes () {
  local expl gitdir remotes

  gitdir=$(_call_program gitdir git rev-parse --git-dir 2>/dev/null)
  __git_command_successful || return

#  zparseopts -a opts X+:
#
#  if (( !$opts[(I)-X] )); then
#    descr=remote
#  fi

  remotes=(${${(f)"$(_call_program remotes git config --get-regexp '"^remote\..*\.url$"')"}//#(#b)remote.(*).url */$match[1]})
  __git_command_successful || return

  # TODO: Should combine the two instead of either or.
  if (( $#remotes > 0 )); then
    _wanted remotes expl remote compadd $* - $remotes
  else
    _wanted remotes expl remote _files $* - -W "($gitdir/remotes)" -g "$gitdir/remotes/*"
  fi
}

(( $+functions[__git_ref_specs] )) ||
__git_ref_specs () {
  if compset -P '*:'; then
    __git_heads
  else
    compset -P '+'
    if compset -S ':*'; then
      __git_heads
    else
      __git_heads -S ':'
    fi
  fi
}

(( $+functions[__git_signoff_file] )) ||
__git_signoff_file () {
  _alternative \
    'signoffs:signoff:(yes true me please)' \
    'files:signoff file:_files'
}

(( $+functions[__git_tag_ids] )) ||
__git_tag_ids () {
}

(( $+functions[__git_heads] )) ||
__git_heads () {
  local expl
  declare -a branch_names

  branch_names=(${${(f)"$(_call_program heads git branch -a 2>/dev/null)"}#[* ] })
  __git_command_successful || return

  _wanted heads expl branch-name compadd $* - $branch_names
}

(( $+functions[__git_tags] )) ||
__git_tags () {
  local expl
  declare -a tag_names

  tag_names=(${${(f)"$(_call_program tags git tag -l 2>/dev/null)"}#[* ] })
  __git_command_successful || return

  _wanted tags expl tag-name compadd $* - $tag_names
}

# TODO: depending on what options are on the command-line already, complete
# only tags or heads
# TODO: perhaps caching is unnecessary.  usually won’t contain that much data
# TODO: perhaps provide alternative here for both heads and tags (and use
# __git_heads and __git_tags)
# TODO: instead of "./.", we should be looking in the repository specified as
# an argument to the command (but default to "./." I suppose (why not "."?))
(( $+functions[__git_references] )) ||
__git_references () {
#  _alternative \
#    'heads::__git_heads' \
#    'tags::__git_tags' && ret=0
  local expl

  # TODO: deal with GIT_DIR
  if [[ $_git_refs_cache_pwd != $PWD ]]; then
    _git_refs_cache=(${${${(f)"$(_call_program references git ls-remote ./. 2>/dev/null)"}#*$'\t'}#refs/(heads|tags)/})
    __git_command_successful || return
    _git_refs_cache_pwd=$PWD
  fi

  _wanted references expl 'references' compadd - $_git_refs_cache
}

(( $+functions[__git_local_references] )) ||
__git_local_references () {
  local expl

  if [[ $_git_local_refs_cache_pwd != $PWD ]]; then
    _git_local_refs_cache=(${${${(f)"$(_call_program references git ls-remote ./. 2>/dev/null)"}#*$'\t'}#refs/})
    __git_command_successful || return
    _git_local_refs_cache_pwd=$PWD
  fi

  _wanted references expl 'references' compadd - $_git_local_refs_cache
}

(( $+functions[__git_remote_references] )) ||
__git_remote_references () {
  __git_references
}

(( $+functions[__git_branch_names] )) ||
__git_branch_names () {
  local expl
  declare -a branch_names

  branch_names=(${${(f)"$(_call_program branch-names git branch 2>/dev/null)"}#[* ] })
  __git_command_successful || return

  _wanted branch-names expl branch-name compadd $* - $branch_names
}

# TODO: Add merge.*.(name|driver|recursive) and diff.*.(command|funcname) (see
# gitattributes(5)).
(( $+functions[__git_config_name] )) ||
__git_config_name () {
  local label=names

  declare -a names

  if [[ -prefix alias.* ]]; then
    _message 'command-alias name'
  elif [[ -prefix branch.*.* ]]; then
    compset -P 'branch.*.'

    names=(
      'remote:what remote git-fetch should fetch'
      'merge:default refspec to be marked for merging')
  elif [[ -prefix branch.* ]]; then
    compset -P 'branch.'

    __git_branch_names -S '.' -r '.'
    return
  elif [[ -prefix remote.*.* ]]; then
    compset -P 'remote.*.'

    names=(
      'url:URL of a remote repository'
      'fetch:default set of refspecs for git-fetch'
      'push:default set of refspecs for git-push'
      'skipDefaultUpdate:whether to skip this remote when running git-remote'
      'receivepack:default program to execute on remote when pushing'
      'uploadpack:default program to execute on remote when fetching'
      'tagopt:options for retrieving remote tags')
  elif [[ -prefix remote.* ]]; then
    compset -P 'remote.'

    __git_remotes -S '.' -r '.'
    return
  elif [[ -prefix remotes.* ]]; then
    compset -P 'remotes.'

    __git_remote-groups
    return 
  elif [[ -prefix gitcvs.* ]]; then
    names=(
      'enabled:whether the cvs pserver interface is enabled'
      'logfile:name of log file for cvs pserver'
      'allbinary:whether to treat all files from CVS as binary')

    if [[ -prefix gitcvs.*.* ]]; then
      compset -P 'gitcvs.*.'

      label="gitcvs ${${words[CURRENT]#gitcvs.}%.*}-specific setting"
    else
      compset -P 'gitcvs.'

      label='gitcvs setting'

      names+=(
        'dbname:name of database to use'
        'dbdriver:name of DBI driver to use'
        'dbuser:username to connect to database as'
        'dbpass:password to use when connecting to database')

      declare -a suffixed_names
      suffixed_names=(
        'ext:ext-connection-method-specific settings'
        'pserver:pserver-connection-method-specific settings')

      _describe -t suffixed-names 'gitcvs connection-specific setting' suffixed_names -M 'm:{a-zA-Z}={A-Za-z}' -M 'r:|.=* r:|=*' -S '.' -r '.' && ret=0
    fi
  elif [[ -prefix svn-remote.*.* ]]; then
    compset -P 'svn.*.'

    label="git-svn ${${words[CURRENT]#svn.}%.*}-specific setting"

    names=(
      'noMetadata:disable git-svn-id\: lines at end of commits (fetch, clone, dcommit, set-tree, rebase)'
      'useSvmProps:whether to use remappings of URLs and UUIDs from mirrors (fetch, clone, dcommit, set-tree, rebase)'
      'useSvnsyncProps:similar to useSvmProps, but for the svnsync command (fetch, clone, dcommit, set-tree, rebase)'
      'rewriteRoot:alternate root URL to use')

  elif [[ -prefix svn-remote.* ]]; then
    compset -P 'svn-remote.'

    __git_svn-remotes -M 'm:{a-zA-Z}={A-Za-z}' -M 'r:|.=* r:|=*' -S '.' -r '.' && ret=0
    return
  else
    names=(
      'core.fileMode:whether differences in the executable bit is relevant'
      "core.autocrlf:what type of conversion of CRLF's git should do"
      'core.symlinks:whether symlinks are treated as special files or not'
      'core.gitProxy:command to execute to establish a connection to remote server'
      'core.ignoreStat:whether modification times of files are ignored'
      'core.preferSymlinkRefs:whether symbolic-reference files should be symlinks'
      'core.bare:whether this repository has a working tree or not'
      'core.logAllRefUpdates:whether to log updates of references'
      'core.repositoryFormatVersion:internal variable determining the repository version'
      'core.sharedRepository:what kind of sharing is done for this repository'
      'core.warnAmbiguousRefs:whether to warn if a ref name is ambiguous'
      'core.compression:level of compression to apply to packs'
      'core.legacyheaders:whether to use the legacy object-header-format'
      'core.packedGitWindowSize:size of mappings of pack files'
      'core.packedGitLimit:maximum number of bytes to map from pack files'
      'core.deltaBaseCacheLimit:maximum size of cache for base objects'
      'apply.whitespace:default value for the --whitespace option to git-apply'
      'color.branch:when to color output of git-branch'
      'color.branch.current:color of the current branch'
      'color.branch.local:color of a local branch'
      'color.branch.remote:color of a remote branch'
      'color.branch.plain:color of other branches'
      'color.diff:when to color diff output'
      'color.diff.plain:color of context text'
      'color.diff.meta:color of metainformation'
      'color.diff.frag:color of hunk headers'
      'color.diff.old:color of removed lines'
      'color.diff.new:color of added lines'
      'color.diff.commit:color of commit headers'
      'color.diff.whitespace:color of dubious whitespace'
      'color.pager:whether the pager is fed colored output'
      'color.status:when to color output of git-status'
      'color.status.header:color of header text'
      'color.status.added:color of added, but not yet committed, files'
      'color.status.updated:color of updated, but not yet committed, files'
      'color.status.changed:color of changed, but not yet added in the index, files'
      'color.status.untracked:color of files not currently being tracked'
      'diff.renameLimit:number of files to consider when detecting copy/renames'
      'diff.renames:how hard to try to detect renames'
      'fetch.unpackLimit:maximum number of objects to unpack when fetching'
      'format.headers:additional email headers to include in email patches'
      'format.suffix:default suffix for output files from git-format-patch'
      'gc.packrefs:whether to allow git-gc to run git-pack-refs or not'
      'gc.reflogexpire:default age for "git reflog expire"'
      'gc.reflogexpireunreachable:default age for "git reflog expire" for unreachable'
      'gc.rerereresolved:number of days to keep records of resolved merges'
      'gc.rerereunresolved:number of days to keep records of unresolved merges'
      'http.sslVerify:whether to verify the SSL certificate for HTTPS'
      'http.sslCert:file containing SSL certificates for HTTPS'
      'http.sslKey:file containing the SSL private key for HTTPS'
      'http.sslCAInfo:file containing CA certificates to verify against for HTTPS'
      'http.sslCAPath:path containing files with CA certificates to verify against for HTTPS'
      'http.maxRequests:how many HTTP requests to launch in parallel'
      'http.lowSpeedLimit:lower limit for HTTP transfer-speed'
      'http.lowSpeedTime:duration for http.lowSpeedLimit'
      'http.noEPSV:whether to disable the use of the EPSV ftp-command'
      'i18n.commitEncoding:character encoding commit messages are stored in'
      'i18n.logOutputEncoding:character encoding commit messages are output in'
      'log.showroot:whether to show initial commit as a diff against an empty tree or not'
      'merge.summary:whether to include summaries of merged commits'
      'merge.tool:tool to use for merges (by git-mergetool)'
      'merge.verbosity:amount of output shown by recursive merge strategy'
      'pack.window:size of window used by git-pack-objects'
      'pull.octopus:default merge strategy to use when pulling multiple branches'
      'pull.twohead:default merge strategy to use when pulling a single branch'
      'repack.usedeltabaseoffset:whether to allow git-repack to use delta-base offsets'
      'show.difftree:default git-diff-tree options for git-show'
      'showbranch.default:default set of branches for git-show-branch'
      'tar.umask:umask to apply for git-tar-tree'
      'user.email:email address used for commits'
      'user.name:full name used for commits'
      'user.signingkey:default GPG key to use when creating signed tags'
      'whatchanged.difftree:default git-diff-tree arguments for git-whatchanged'
      'receive.unpackLimit:maximum number of objects to unpack when pushing'
      'receive.denyNonFastforwards:whether git-receive-pack denies ref updates which are not fast-forwards'
      'transfer.unpackLimit:default value for fetch.unpackLimit and receive.unpackLimit'
      'imap.Folder:IMAP folder to use with git-imap-send'
      'imap.Tunnel:tunneling command to use for git-imap-send'
      'imap.Host:host git-imap-send should connect to'
      'imap.User:user git-imap-send should log in as'
      'imap.Pass:password git-imap-send should use when logging in'
      'imap.Port:port git-imap-send should connect on'
      'instaweb.local:whether instaweb should bind to 127.0.0.1'
      'instaweb.httpd:HTTP-daemon command-line to execute for instaweb'
      'instaweb.port:port to bind HTTP daemon to for instaweb'
      'instaweb.browser:web-browser command-line to execute for instaweb'
      'instaweb.modulepath:module path for the Apache HTTP-daemon for instaweb'
      'svn.noMetadata:disable git-svn-id\: lines at end of commits (fetch, clone, dcommit, set-tree, rebase)'
      'svn.useSvmProps:whether to use remappings of URLs and UUIDs from mirrors (fetch, clone, dcommit, set-tree, rebase)'
      'svn.useSvnsyncProps:similar to useSvmProps, but for the svnsync command (fetch, clone, dcommit, set-tree, rebase)'
      'svn.followparent:whether to follow parent commit (fetch, clone, dcommit, set-tree, rebase)'
      'svn.authorsfile:default authors file to use (fetch, clone, dcommit, set-tree, rebase)'
      'svn.username:username to use for SVN transport (fetch, clone, dcommit, set-tree, rebase, init)'
      'svn.configdir:configuration directory to use (fetch, clone, dcommit, set-tree, rebase, init)'
      'svn.noauthcache:undocumented (fetch, clone, dcommit, set-tree, rebase, init)'
      'svn.quiet:make git-svn less verbose (fetch, clone, dcommit, set-tree, rebase)'
      'svn.repack:repack files (for given number of revisions) (fetch, clone, dcommit, set-tree, rebase)'
      'svn.repackflags:flags to pass to git-repack (fetch, clone, dcommit, set-tree, rebase)'
      'svn.logwindowsize:undocumented (fetch, clone, dcommit, set-tree, rebase)'
      'svn.shared:share repository amongst several users (init, clone)'
      'svn.template:directory to use as a template for the object database (init, clone)'
      'svn.trunk:trunk sub-directory to use (init, clone)'
      'svn.tags:tags sub-directory to use (init, clone)'
      'svn.branches:branches sub-directory to use (init, clone)'
      'svn.prefix:prefix to use for names on remotes (init, clone)'
      'svn.rmdir:remove empty directories from SVN tree after commit (dcommit, set-tree, commit-diff)'
      'svn.edit:edit commit message before committing (dcommit, set-tree, commit-diff)'
      'svn.findcopiesharder:try harder to find copies (dcommit, set-tree, commit-diff)'
      'svn.l:limit number of rename/copy targets to run (dcommit, set-tree, commit-diff)'
      'svn.copysimilarity:undocumented (dcommit, set-tree, commit-diff)'
      'svn.revision:only use given revision or revision range (fetch, clone, show-ignore, log, commit-diff)'
      'svn.merge:use merging strategies, if necessary (dcommit, rebase)'
      'svn.fetch-all:undocumented (fetch, dcommit, rebase)'
      'svn.stdin:read list of commits to commit from stdin (set-tree)'
      'svn.strategy:use given merge strategy (dcommit, rebase)'
      'svn.verbose:output extra information (dcommit, log, rebase)'
      'svn.dryrun:output git-commands that would show diffs that would be committed (dcommit)'
      'svn.minimize:undocumented (migrate)'
      'svn.limit:like --max-count, but not counting merged/excluded commits (log)'
      'svn.incremental:give output suitable for concatenation (log)'
      'svn.showcommit:output git commit SHA-1, as well (log)'
      'svn.oneline:similar to --pretty=oneline (log)'
      'svn.color:undocumented (log)'
      'svn.pager:undocumented (log)'
      'svn.nonrecursive:undocumented (log)'
      'svn.local:undocumented (rebase)'
      'svn.message:undocumented (commit-diff)'
      'svn.file:(commit-diff) undocumented')

    declare -a suffixed_names

    suffixed_names=(
      'alias:command aliases'
      'branch:prefix for branch-specific variables'
      'remote:prefix for remote-repository variables'
      'remotes:prefix for remote-groups'
      'gitcvs:prefix for git-cvsserver-specific variables'
      'svn-remote:prefix for git-svn remote-repository variables')

    _describe -t suffixed-names 'special name' suffixed_names -M 'm:{a-zA-Z}={A-Za-z}' -M 'r:|.=* r:|=*' -S '.' -r '.' && ret=0
  fi

  _describe -t names $label names -M 'm:{a-zA-Z}={A-Za-z}' -M 'r:|.=* r:|=*' && ret=0
}

(( $+functions[__git_config_gettable_name] )) ||
__git_config_gettable_name () {
  local expl
  declare -a names

  # TODO: This is strictly not correct, as names can have equal signs in them
  # as well.  However, there’s no good way to tell from the output of
  # git-config, so this’ll have to do until we write our own .git/config
  # parser (which will never happen because it’s not worth the trouble).
  names=(${${(f)"$(_call_program names git config --list)"}%%\=*})
  __git_command_successful || return

  _wanted names expl 'names' compadd $names
}

(( $+functions[__git_config_filtered_gettable_name] )) ||
__git_config_filtered_gettable_name () {
  local expl
  declare -a names

  # TODO: See __git_config_gettable_name for discussion on how to actually get
  # out the names, skipping the values.
  names=(${${(M)${${(f)"$(_call_program $2 git config --list)"}%%\=*}:#$1.*}#$1.})
  __git_command_successful || return

  _wanted $2 expl $3 compadd $names
}

(( $+functions[__git_remote-groups] )) ||
__git_remote-groups () {
  __git_config_filtered_gettable_name 'remotes' remote-groups 'remote-groups'
}

(( $+functions[__git_svn-remotes] )) ||
__git_svn-remotes () {
  local expl
  declare -a names

  # TODO: See __git_config_gettable_name for discussion on how to actually get
  # out the names, skipping the values.
  names=(${${${(M)${${(f)"$(_call_program $2 git config --list)"}%%\=*}:#svn-remote.*}#svn-remote.}%%.*})
  __git_command_successful || return

  _wanted svn-remotes expl 'svn remote' compadd $names
}

# TODO: It’d be really cool if both the default and the current value could be
# shown for all values.
(( $+functions[__git_config_values] )) ||
__git_config_values () {
  local compadd_opts

  zparseopts -D -E -a compadd_opts M: J: V: 1 2 n F: X:

  case $1 in
    ((#i)core.fileMode)
      declare -a booleans

      booleans=(
        {true,yes}':track changes to executable bit of files'
        {false,no}':ignore changes to executable bit of files')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.autocrlf)
      declare -a modes

      modes=(
        {true,yes}':convert CRLF to LF when reading and LF to CRLF when writing'
        {false,no}':leave CRLF at the end of lines in text files as is'
        'input:convert CRLF to LF when reading')

      _describe -t crlfmode 'crlf mode' modes
      ;;
    ((#i)core.symlinks)
      declare -a booleans

      booleans=(
        {true,yes}':record symlink files as such'
        {false,no}':check out symlinks as plain files that contain the link text')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.gitProxy)
      _message 'proxy command'
      ;;
    ((#i)core.ignoreStat)
      declare -a booleans

      booleans=(
        {true,yes}':working-copy files are unchanged until marked as changed'
        {false,no}':use lstat() to determine if a file has changed')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.preferSymlinkRefs)
      declare -a booleans

      booleans=(
        {true,yes}':use symbolic links for symbolic reference files'
        {false,no}':use "symref" files for symbolic reference files')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.bare)
      declare -a booleans

      booleans=(
        {true,yes}':the repository does not have a working directory'
        {false,no}':the repository has a working directory')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.logAllRefUpdates)
      declare -a booleans

      booleans=(
        {true,yes}':create ref files for branch heads'
        {false,no}":don't automatically create ref files")

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.repositoryFormatVersion)
      _message 'repository format version string (internal)'
      ;;
    ((#i)core.sharedRepository)
      __git_repository_permissions
      ;;
    ((#i)core.warnAmbiguousRefs)
      declare -a booleans

      booleans=(
        {true,yes}':warn if a ref name matches multiple refs'
        {false,no}':ignore ambiguous ref names')
      
      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.compression)
      declare -a levels

      levels=(
        '-1:default level of compression'
        '0:do not deflate files'
        '1:minimum compression'
        '2:a little more compression'
        '3:slightly more compression'
        '4:a bit more compression'
        '5:even more compression'
        '6:slightly even more compression'
        '7:getting there'
        '8:close to maximum compression'
        '9:maximum compression')

      _describe -t compression-level 'compression level' levels
      ;;
    ((#i)core.legacyheaders)
      declare -a booleans

      booleans=(
        {true,yes}':use compatiblity format for loose objects'
        {false,no}':use new, more efficient, format for loose objects')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)core.(packedGit(WindowSize|Limit)|deltaBaseCacheLimit))
      _guard '[[:digit:]]#([kmg]|)' 'number of bytes'
      ;;
    ((#i)alias.*)
      _message 'git sub-command with arguments'
      ;;
    ((#i)apply.whitespace)
      __git_apply_whitespace_strategies
      ;;
    ((#i)branch.*.remote)
      __git_remotes
      ;;
    ((#i)branch.*.merge)
      __git_references
      ;;
    ((#i)color.(branch|diff|pager|status))
      declare -a booleans

      booleans=(
        {always,true}':always output in color'
        {never,false}':never output in color'
        'auto:output in color if to a terminal')

      _describe -t boolean 'boolean' booleans
      ;;
    ((#i)color.*.*)
      compset -P '* '

      case ($words[CURRENT]) in
        (?*' '?*' '*)
          if [[ $words[CURRENT] == *(bold|dim|ul|blink|reverse)* ]]; then
            __git_colors
          else
            __git_color_attributes
          fi
          ;;
        (*)
          local suffix q_flag
          if [[ $words[CURRENT] == [\"\']* ]]; then
            suffix=' '
            q_flag=-q
          else
            suffix='\ '
          fi

          if [[ $words[CURRENT] == *(bold|dim|ul|blink|reverse)* ]]; then
            __git_colors -S $suffix $q_flag
          else
            _alternative \
              'colors:color:__git_colors -S $suffix $q_flag' \
              'attributes:attribute:__git_color_attributes -S $suffix $q_flag'
          fi
          ;;
      esac
      ;;
    ((#i)diff.renameLimit)
      _guard "[[:digit:]]#" number
      ;;
    ((#i)diff.renames)
      declare -a settings

      settings=(
        {true,yes}':enable basic rename detection'
        {false,no}":don't try to detect renames"
        {copies,copy}':detect file renames and copies')

      _describe -t values 'rename-detection setting' settings
      ;;
    ((#i)(fetch|receive|transfer).unpackLimit)
      _guard "[[:digit:]]#" 'maximum number of objects to unpack'
      ;;
    ((#i)format.headers)
      _message 'email header'
      ;;
    ((#i)format.suffix)
      _message 'filename suffix'
      ;;
    ((#i)gc.packrefs)
      declare -a values

      values=(
        {true,yes}':pack references when collecting garbage'
        {false,no}':leave references alone when collecting garbage'
        'notbare:pack references if the repository has a working directory')

      _describe -t values 'value' values
      ;;
    ((#i)gc.(reflogexpire(unreachable|)|rerere(un|)resolved))
      # TODO: It would be nice if the default value was shown under a separate
      # description/tag.
      __git_datetimes
      ;;
    ((#i)gitcvs.(*.|)enabled)
      declare -a booleans

      booleans=(
        {true,yes}':enable the cvs server interface'
        {false,no}":don't enable the cvs server interface")

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)gitcvs.(*.|)logfile)
      _files
      ;;
    ((#i)gitcvs.(*.|)allbinary)
      declare -a booleans

      booleans=(
        {true,yes}':tell the client to treat all files as binary'
        {false,no}':treat files normally')

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)gitcvs.dbname)
      # TODO: In the future, when computers are self-aware and this won’t
      # really matter anymore, one could inspect what gitcvs.dbdriver is set to
      # and complete possible databases for that DBI driver.
      _message -e 'database name'
      ;;
    ((#i)gitcvs.dbdriver)
      declare -a drivers

      # TODO: Would be nice to only include those that are installed, but I
      # couldn’t figure out a good way of doing that when I wrote this code.
      drivers=(
        'SQLite:use the SQLite database driver (default)'
        'Pg:use the Pg database driver')

      _describe -t dbi-drivers 'DBI driver' drivers
      ;;
    ((#i)gitcvs.dbuser)
      local expl

      _description users expl 'database user'
      _users $expl
      ;;
    ((#i)gitcvs.dbpass)
      _message -e 'database password'
      ;;
    ((#i)http.sslVerify)
      declare -a booleans

      booleans=(
        {true,yes}':verify SSL certificates when fetching or pushing over HTTP'
        {false,no}':skip verification of SSL certificates')

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)http.sslCert)
      local expl

      _wanted files expl 'SSL certificate file' _files
      ;;
    ((#i)http.sslKey)
      local expl

      _wanted files expl 'SSL private-key file' _files
      ;;
    ((#i)http.sslCAInfo)
      local expl

      _wanted files expl 'certificates file' _files
      ;;
    ((#i)http.sslCAPath)
      local expl

      _wanted files expl 'CA certificates file' _files
      ;;
    ((#i)http.maxRequests)
      _guard "[[:digit:]]#" 'maximum number of requests'
      ;;
    ((#i)http.lowSpeedLimit)
      # TODO: Need a better description
      _guard "[[:digit:]]#([kmg]|)" number
      ;;
    ((#i)http.lowSpeedTime)
      _guard "[[:digit:]]#" seconds
      ;;
    ((#i)http.noEPSV)
      declare -a booleans

      booleans=(
        {true,yes}":don't use EPSV mode over FTP (for stupid servers)"
        {false,no}':use EPSV mode over FTP')

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)i18n.(commitEncoding|logOutputEncoding))
      __git_encodings
      ;;
    ((#i)log.showroot)
      declare -a booleans

      booleans=(
        {true,yes}':show initial commit as a diff against an empty tree'
        {false,no}':hide initial commit')

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)merge.summary)
      declare -a booleans

      # TODO: Use (default) in more descriptions.
      booleans=(
        {true,yes}':include summaries in merge commit messages'
        {false,no}":don't add summaries to merge commit messages (default)")

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)merge.tool)
      declare -a tools

      tools=(kdiff3 tkdiff meld xxdiff emerge vimdiff)

      _describe -t merge-tools 'merge tool' tools
      ;;
    ((#i)merge.verbosity)
      declare -a levels

      levels=(
        '0:only final error message if conflicts were detected'
        '1:conflicts'
        '2:conflicts and file changes'
        '5:debugging information')

      _describe -t verbosity-levels 'verbosity level' levels
      ;;
    ((#i)pack.window)
      _guard '[[:digit:]]#' 'window size'
      ;;
    ((#i)pull.(octopus|twohead))
      __git_merge_strategies
      ;;
    ((#i)remote.*.url)
      _urls
      ;;
    ((#i)remote.*.fetch)
      : TODO
      ;;
    ((#i)remote.*.push)
      : TODO
      ;;
    ((#i)remote.*.skipDefaultUpdate)
      declare -a booleans

      booleans=(
        {true,yes}':skip this remote by default'
        {false,no}':update this remote by default')

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)remote.*.(receivepack|uploadpack))
      # TODO: Perhaps actually use SSH here?
      local expl

      _wanted files expl "remote git-${${1##*.}%pack}-pack program" _files -g *(*)
      ;;
    ((#i)remote.*.tagopt)
      declare -a opts

      opts=(
        "--no-tags:don't fetch tags automatically"
        '"":fetch tags as usual')

      _describe -t tag-options 'tag retrieval' opts
      ;;
    ((#i)remotes.*)
      compset -P '* '

      local suffix
      if [[ $words[CURRENT] == [\"\']* ]]; then
        suffix=' '
      else
        suffix='\ '
      fi

      # TODO: Should really only complete unique remotes, that is, not the same
      # remote more than once in the list.
      __git_remotes -S $suffix -q
      ;;
    ((#i)repack.usedeltabaseoffset)
      declare -a booleans

      booleas=(
        {true,yes}':allow creation of delta-base-offset packs'
        {false,no}":don't create delta-base-offset packs")

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)show.difftree)
      # TODO: This should complete the options available to these two commands.
      _message 'default options to git-diff-tree and git-show'
      ;;
    ((#i)showbranch.default)
      __git_branch_names
      ;;
    ((#i)tar.umask)
      _alternative \
        'number: :_guard "[0-7]#" "numeric mode"' \
        "values:special value:((user:\"use user's current umask\"))"
      ;;
    ((#i)user.email)
      _email_addresses
      ;;
    ((#i)user.name)
      _users
      ;;
    ((#i)user.signingkey)
      __git_gpg_secret_keys
      ;;
    ((#i)whatchanged.difftree)
      # TODO: This should complete the options available to git-diff-tree.
      _message 'default options to git-diff-tree when invoking git-whatchanged'
      ;;
    ((#i)receive.denyNonFastForwards)
      declare -a booleans

      booleans=(
        {true,yes}":git-receive-pack will deny a ref update that isn't a fast forward"
        {false,no}":allow a ref update that isn't a fast forward")

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)imap.folder)
      _mailboxes
      ;;
    ((#i)imap.tunnel)
      _message -e commands 'imap tunneling command'
      ;;
    ((#i)imap.host)
      _hosts
      ;;
    ((#i)imap.user)
      # TODO: If imap.host is set, complete users on that system?
      _users
      ;;
    ((#i)imap.pass)
      _message -e passwords 'imap password'
      ;;
    ((#i)imap.port)
      _ports
      ;;
    ((#i)instaweb.local)
      declare -a booleans

      booleans=(
        {true,yes}':bind the HTTP daemon to 127.0.0.1'
        {false,no}":don't bind the HTTP daemon to a specific address")

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)instaweb.httpd)
      _message -e command-lines 'HTTP-daemon command-line'
      ;;
    ((#i)instaweb.port)
      _ports
      ;;
    ((#i)instaweb.browser)
      _message -e command-lines 'web-browser command-line'
      ;;
    ((#i)instaweb.modulepath)
      local expl

      _description directories expl 'module path'
      _directories $expl
      ;;
    ((#i)(svn.|svn-remote.*.)noMetaData)
      declare -a booleans

      booleans=(
        {true,yes}':disable git-svn-id: lines at end of commits'
        {false,no}':add git-svn-id: lines at end of commits')

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)(svn.|svn-remote.*.)(useSvmProps|useSvnsyncProps))
      declare -a booleans

      booleans=(
        {true,yes}':remap URLs and UUIDs for mirrors'
        {false,no}":don't remap URLs and UUIDs for mirrors")

      _describe -t booleans 'boolean' booleans
      ;;
    ((#i)svn.followparent)
      __git_boolean_settings true 'follow parent commit'
      ;;
    ((#i)svn.authorsfile)
      local expl

      _description files expl 'authors-conversion file'
      _files $expl
      ;;
    ((#i)svn.username)
      _users
      ;;
    ((#i)svn.configdir)
      _directories
      ;;
    ((#i)svn.noauthcache)
      # TODO: Update description once this gets documented.
      __git_boolean_settings false 'use auth cache'
      ;;
    ((#i)svn.quiet)
      __git_boolean_settings false 'make git-svn less verbose' 'let git-svn produce verbose output'
      ;;
    ((#i)svn.repack)
      _guard '[[:digit:]]#' 'revision limit'
      ;;
    ((#i)svn.repackflags)
      # TODO: Should complete git-repack arguments
      _message -e 'git-repack flags'
      ;;
    ((#i)svn.logwindowsize)
      # TODO: Update description once this gets documented.
      _guard '[[:digit:]]#' 'log-window size'
      ;;
    ((#i)svn.shared)
      __git_repository_permissions
      ;;
    ((#i)svn.template)
      # NOTE: This is of course ridiculous, as this can never be useful.  Only
      # here for completeness.
      _directories
      ;;
    ((#i)svn.(trunk|tags|branches))
      _alternative \
        'sub-directories:sub-directory:_directories' \
        'urls: :_urls' && ret=0
      ;;
    ((#i)svn.prefix)
      _message -e 'prefix'
      ;;
    ((#i)svn.rmdir)
      __git_boolean_settings false 'remove empty directories from SVN tree after commit' 'leave empty directories from SVN tree after commit'
      ;;
    ((#i)svn.edit)
      __git_boolean_settings false 'edit commit message before committing' 'use commit message from SVN'
      ;;
    ((#i)svn.findcopiesharder)
      __git_boolean_settings false 'try harder to find copies' 'use simple copy-finding algorithm'
      ;;
    ((#i)svn.l)
      _guard "[[:digit:]]#" number
      ;;
    ((#i)svn.copysimilarity)
      __git_boolean_settings false 'undocumented'
      ;;
    ((#i)svn.revision)
      __git_svn_revisions
      ;;
    ((#i)svn.merge)
      __git_boolean_settings false 'use merging strategies' "don't try to merge"
      ;;
    ((#i)svn.fetch-all)
      __git_boolean_settings false 'undocumented'
      ;;
    ((#i)svn.stdin)
      __git_boolean_settings false 'read list of commits to commit from stdin' "don't necessarily read list of commits to commit from stdin"
      ;;
    ((#i)svn.strategy)
      __git_merge_strategies
      ;;
    ((#i)svn.verbose)
      __git_boolean_settings false 'output extra information'
      ;;
    ((#i)svn.dryrun)
      __git_boolean_settings false 'output git-commands that would show diffs that would be committed' 'actually run the git commands'
      ;;
    ((#i)svn.minimize)
      __git_boolean_settings false 'undocumented'
      ;;
    ((#i)svn.limit)
      _guard "[[:digit:]]#" limit
      ;;
    ((#i)svn.incremental)
      __git_boolean_settings false 'give output suitable for concatenation'
      ;;
    ((#i)svn.showcommit)
      __git_boolean_settings false 'output git commit SHA-1, as well' "don't output git commit SHA-1"
      ;;
    ((#i)svn.online)
      __git_boolean_settings false 'produce output similar to --pretty=oneline'
      ;;
    ((#i)svn.color)
      __git_boolean_settings false 'undocumented'
      ;;
    ((#i)svn.pager)
      _message -e 'undocumented'
      ;;
    ((#i)svn.nonrecursive)
      __git_boolean_settings false 'undocumented'
      ;;
    ((#i)svn.local)
      __git_boolean_settings false 'undocumented'
      ;;
    ((#i)svn.message)
      _message -e 'undocumented'
      ;;
    ((#i)svn.file)
      _message -e 'undocumented'
      ;;
    ((#i)svn-remote.*.rewriteRoot)
      _message -e 'new root'
      ;;
    (*)
      _message 'value'
      ;;
  esac
}

# __git_boolean_settings [-t TAG] [-l LABEL] DEFAULT 'follow parent commit' ['follow HEAD commit']
#
# -t can be used to specify a tag to use (default: booleans).
# -l can be used to specify a label to use (default: 'boolean').
# 
# The first argument is the default value, so that the description of the
# default value can be suffixed with " (default)".  The second argument
# is the description for the true value.  If a third argument is given,
# it is used as the description for the false value.  If it is not given,
# the description will be the true value's description with the prefix
# "don't ".
(( $+functions[__git_boolean_settings] )) ||
__git_boolean_settings () {
  local tag label garbage 

  zparseopts -D -E -a garba S: M: J: V: 1 2 n F: X: -t=tag -l=label

  declare -A descriptions

  descriptions=(true $2 false "don't $2")

  if (( $# > 2 )); then
    descriptions[false]=$3
  fi

  descriptions[$1]+=" (default)"

  declare -a booleans

  booleans=(
    {true,yes}':'$descriptions[true]
    {false,no}':'$descriptions[false])

  _describe -t ${tag:-booleans} ${label:-boolean} booleans
}

# TODO: Use this function in other places.
(( $+functions[__git_colors] )) ||
__git_colors () {
  declare -a colors

  colors=(black red green yellow blue magenta cyan white)

  _describe -t colors 'color' colors $*
}

# TODO: Use this function in other places.
(( $+functions[__git_color_attributes] )) ||
__git_color_attributes () {
  declare -a attributes

  attributes=(bold dim ul blink reverse)

  _describe -t attributes 'attribute' attributes $*
}

(( $+functions[__git_config_section_names] )) ||
__git_config_section_names () {
  # TODO: Come up with a good way of extracting this information.
  _guard "?#" "section name"
}

(( $+functions[__git_archive_formats] )) ||
__git_archive_formats () {
  local expl
  declare -a formats

  formats=(${${(f)"$(_call_program archive-formats git archive --list)"}})
  __git_command_successful || return

  _wanted archive-formats expl 'archive format' compadd $formats
}

(( $+functions[__git_gpg_secret_keys] )) ||
__git_gpg_secret_keys () {
  local expl

  _wanted secret-keys expl 'secret key' compadd \
    ${${(Mo)$(_call_program secret-keys gpg --list-secret-keys 2>/dev/null):%<*>}//(<|>)/}
}

(( $+functions[__git_merge_strategies] )) ||
__git_merge_strategies () {
  declare -a merge_strategies_cache

  merge_strategies_cache=(${${=${${(M)${(f)"$(<$(git --exec-path)/git-merge)"}:#all_strategies*}##all_strategies=\'}%%\'}:#recur})

  local expl
  _wanted merge-strategies expl 'merge strategy' compadd - $merge_strategies_cache
}

# TODO: Use this in more places.
(( $+functions[__git_datetimes] )) ||
__git_datetimes () {
  _guard "*" 'time specification'
}

# TODO: Use this in more places.
# TODO: Use better algorithm, as shown in iconv completer (separate it to a new
# Type).
(( $+functions[__git_encodings] )) ||
__git_encodings () {
  local expl
  _wanted encodings expl 'encoding' compadd "$@" \
    -M 'm:{a-zA-Z}={A-Za-z} r:|-=* r:|=*' \
    ${${${(f)"$(_call_program encodings iconv --list)"}## #}%//}
}

(( $+functions[__git_repository_permissions] )) ||
__git_repository_permissions () {
  declare -a permissions

  permissions=(
    {group,true,yes}':files and objects are group-writable'
    {all,world,everybody}':files and objects are readable by all users and group-shareable'
    {umask,false}':use permissions reported by umask()')

  _describe -t permissions 'permission' permissions
}

(( $+functions[__git_apply_whitespace_strategies] )) ||
__git_apply_whitespace_strategies () {
  declare -a strategies

  strategies=(
    'nowarn:turn off the trailing-whitespace warning'
    'warn:output trailing-whitespace warning, but apply patch'
    'error:output trailing-whitespace warning and refuse to apply patch'
    'error-all:same as "error", but output warnings for all files'
    'strip:output trailing-whitespace warning and strip trailing whitespace')

  _describe -t strategies 'trailing-whitespace resolution strategy' strategies
}

(( $+functions[__git_svn_revisions] )) ||
__git_svn_revisions () {
  if [[ -prefix *: ]]; then
    compset -P '*:'

    _alternative \
      'revision-numbers: :__git_svn_revision_numbers' \
      'symbolic-revisions:symbolic revision:((HEAD\:"the topmost revision of the SVN repository"))'
  else
    _alternative \
      'revision-numbers: :__git_svn_revision_numbers' \
      'symbolic-revisions:symbolic revision:__git_svn_base_revisions'
  fi
}

(( $+functions[__git_svn_revision_numbers] )) ||
__git_svn_revision_numbers () {
  _guard "[[:digit:]]#" "revision number"
}

(( $+functions[__git_svn_base_revisions] )) ||
__git_svn_base_revisions () {
  declare -a revisions

  revisions=(
    'BASE:the bottommost revision of the SVN repository')

  # TODO: How do we deal with $*?
  _describe -t symbolic-revisions 'symbolic revision' revisions -S ':' -r ': '
}

# TODO: numparent is undocumented.
(( $+functions[__git_ref_sort_keys] )) ||
__git_ref_sort_keys () {
  compset -P '-'

  local -a keys

  keys=(
    'refname:the name of the ref'
    'objecttype:the type of the object'
    'objectsize:the size of the object'
    'objectname:the object name (SHA-1)'
    'tree:the tree header-field'
    'parent:the parent header-field'
    'numparent:undocumented'
    'object:the object header-field'
    'type:the type header-field'
    'tag:the tag header-field'
    'author:the author header-field'
    'authorname:the name component of the author header-field'
    'authoremail:the email component of the author header-field'
    'authordate:the date component of the author header-field'
    'committername:the name component of the committer header-field'
    'committeremail:the email component of the committer header-field'
    'committerdate:the date component of the committer header-field'
    'taggername:the name component of the tagger header-field'
    'taggeremail:the email component of the tagger header-field'
    'taggerdate:the date component of the tagger header-field'
    'creatorname:the name component of the creator header-field'
    'creatordate:the date component of the creator header-field'
    'subject:the subject of the message'
    'body:the body of the message'
    'body:the contents of the message (subject and body)')

  _describe -t sort-keys 'sort key' keys
}

(( $+functions[__git_daemon_service] )) ||
__git_daemon_service () {
  local -a services

  services=(
    'upload-pack:serve git-fetch-pack and git-peek-remote clients'
    'upload-archive:serve git-archive --remote clients')

  _describe -t services 'service' services
}

(( $+functions[__git_attributes] )) ||
__git_attributes () {
  local -a attributes

  attributes=(
    'crlf:line-ending convention'
    'ident:ident substitution'
    'filter:filters'
    'diff:textual diff'
    'merge:merging strategy')

  _describe -t attributes 'attribute' attributes
}

# ---

# TODO: How do we do -/n/ here?
# --reflog undocumented
# -m undocumented
# -v undocumented
# --root undocumented
# --no-commit-id undocumented
# --always undocumented
# --abbrev undocumented
# --abbrev-commit undocumented
# --full-diff undocumented
# --full-history undocumented
# --all-match undocumented
# optional argument to --unpacked undocumented
(( $+functions[__git_setup_revision_arguments] )) ||
__git_setup_revision_arguments () {
  revision_arguments=(
    '(-n --max-count -)'{-n+,--max-count=-}'[maximum number of commits to output]: :_guard "[[\:digit\:]]#" number'
    '--skip=-[skip given number of commits before output]: :_guard "[[\:digit\:]]#" number'
    '(          --since --after)--max-age=-[maximum age of commits to output]: :_guard "[[\:digit\:]]#" timestamp'
    '(--max-age --since --after)'{--since=-,--after=-}'[show commits more recent than given date]:date'
    '(          --until --before)--min-age[minimum age of commits to output]: :_guard "[[\:digit\:]]#" timestamp'
    '(--min-age --until --before)'{--until=-,--before=-}'[show commits older than given date]: :_guard "[[\:digit\:]]#" timestamp'
    '--all[show all commits from refs]'
    '--cherry-pick[omit any same-change commits]'
    '--reflog[show all commits from reflogs]'
    '(-g --walk-reflogs)'{-g,--walk-reflogs}'[walk reflog entries from most recent to oldest]'
    '*--not[reverses meaning of ^ prefix for revisions that follow]'
    '--default[use argument as default revision]:default revision:__git_revisions'
    '--merge[after a failed merge, show refs that touch files having a conflict]'
    '(             --date-order)--topo-order[show commits in topological order]'
    '(--topo-order             )--date-order[show commits in date order]'
    '--parents[show parent commits]'
    '(        --sparse)--dense[this is the inverse of --sparse, and is also the default]'
    '(--dense         )--sparse[when paths are given, output only commits that changes any of them]'
    '--remove-empty[stop when a given path disappears from the tree]'
    '--no-merges[do not print commits with more than one parent]'
    '--boundary[output uninteresting commits at the boundary]'
    '--left-right[mark which side of a symmetric diff a commit is reachable from]'
    '(          --objects-edge)--objects[show object ids of objects referenced by the listed commits]'
    '(--objects               )--objects-edge[show object ids of objects referenced by the listed and excluded commits]'
    '(   -t)-r[show recursive diffs]'
    '(-r   )-t[show the tree objects in the diff output]'
    '-m[do not ignore merges]'
    '(   --cc --full-diff)-c[show merge diffs from parents simultaneously]'
    '(-c      --full-diff)--cc[show merge diffs from parents simultaneously without one-parent diffs]'
    '(-c --cc            )--full-diff[undocumented]'
    '(   --pretty --header)-v[show verbose header]'
    '(-v          --header)'$pretty_arg
    '--root[show root diff]'
    '--no-commit-id[do not show commit ids]'
    '--always[always show header]'
    $abbrev_arg
    '--abbrev-commit[undocumented]'
    '--full-history[undocumented]'
    '--relative-date[show dates relative to the current time]'
    "--date=-[format of date output]:date format:((relative\:'show dates relative to the current time'
                                                   local\:\"show timestamps in user's local timezone\"
                                                   default\:'show timestamp in the original timezone\""
    '--author=-[limit commits to those by the given author]:author'
    '--committer=-[limit commits to those by the given committer]:committer'
    '--grep=-[limit commits to those with log messages matching the given pattern]:pattern'
    '--all-match[undocumented]'
    '--encoding=-[output log messages in given encoding]::encoding:__git_encodings'
    $diff_args)

  if (( words[(I)--objects(|-edge)] )); then
    revision_arguments+=('--unpacked=-[print object IDs that are not in packs]::object')
  fi
}

# ---

(( $+functions[__git_is_indexed] )) ||
__git_is_indexed () {
  [[ -n $(git ls-files $REPLY) ]]
}

  local curcontext=$curcontext ret=1

  if [[ $words[1] == git ]]; then
    local state line
    declare -A opt_args
    _arguments -C \
      '(- :)--version[display version information]' \
      '(- :)--help[display help message]' \
      '--exec-path=-[path containing core git-programs]::directory:_directories' \
      '(-p --paginate)'{-p,--paginate}'[pipe output into $PAGER]' \
      '--git-dir=-[path to repository]:directory:_directories' \
      '--bare[use $PWD as repository]' \
      ':command:->command' \
      '*::options:->options' && ret=0
    case $state in
      (command)
        __git_aliases_and_commands
        ;;
      (options)
        curcontext="${curcontext%:*:*}:git-$words[1]:"
        _call_function ret _git-$words[1]
        ;;
    esac
  else
    _call_function ret _$words[1]
  fi
}

_git