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authorDaniel Shahaf <d.s@daniel.shahaf.name>2015-11-25 01:46:55 +0000
committerDaniel Shahaf <d.s@daniel.shahaf.name>2015-11-27 07:26:38 +0000
commit2ab41d508d453be2305b898325a9a87f00aaebda (patch)
tree4e668f4b698d0e253073544f2bdc6fa0ca95dd06 /Completion/Base/Utility
parent3d962aacd5c86d18ad379eaca217bb53d0615a33 (diff)
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37215: _regex_words: Don't add mismatched parentheses
I ran into this in the wild¹, it manifested as the following error message:

    zregexparse:4: not enough regex arguments

¹ https://bug.tasktools.org/browse/TW-1729
Diffstat (limited to 'Completion/Base/Utility')
-rw-r--r--Completion/Base/Utility/_regex_words8
1 files changed, 7 insertions, 1 deletions
diff --git a/Completion/Base/Utility/_regex_words b/Completion/Base/Utility/_regex_words
index 77ba197a4..62c2491bb 100644
--- a/Completion/Base/Utility/_regex_words
+++ b/Completion/Base/Utility/_regex_words
@@ -20,7 +20,13 @@ local tag=$1
 local desc=$2
 shift 2
 
-reply=(\()
+if (( $# )); then
+  reply=(\()
+else
+  # ### Is this likely to happen in callers?  Should we warn?
+  reply=()
+  return
+fi
 
 integer i
 local -a wds