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Diffstat (limited to 'Functions/Zle')
| -rw-r--r-- | Functions/Zle/insert-unicode-char | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/Functions/Zle/insert-unicode-char b/Functions/Zle/insert-unicode-char new file mode 100644 index 000000000..f8767fdd2 --- /dev/null +++ b/Functions/Zle/insert-unicode-char @@ -0,0 +1,214 @@ +# Accented characters. Inputs two keys: first the code for the accent, then +# the base character being accented. Note that all input characters are +# ASCII. For best results zsh should have been built with support for +# multibyte characters (--enable-multibyte). +# +# Outputs the character converted from Unicode into the local representation. +# (The conversion is done within the shell, using whatever facilities +# the C library provides.) +# +# When used as a zle widget, the character is inserted at the cursor +# position. With a numeric argument, preview in status line; outside zle, +# print character (and newline) to standard output. +# +# The set of accented characters is reasonably complete up to U+0180, the +# set of special characters less so. However, it mostly gives up at that +# point. Adding new Unicode characters is easy, however. Please send any +# additions to zsh-workers@sunsite.dk . +# +# Some of the accent codes are a little more obscure than others. +# Only the base character changes for upper case: A with circle is "o A". +# ` Grave +# ' Acute +# d Double acute +# ^ Circumflex +# ~ Tilde +# " Diaeresis (Umlaut) +# o Circle +# e Ligatures ending in e or E: e A gives AE, e o gives oe, etc. +# j Ligatures ending in j or J: ij or IJ +# c Cedilla +# / Stroke through character +# - Macron. (A horizonal bar over the letter.) +# u Breve. (A shallow dish shape over the letter.) +# . Dot above +# : Middle dot +# g Ogonek. (A little forward facing hook at the bottom right +# of the character. The "g" stands for "Ogonek" but another +# mnemonic is that g has a squiggle below the line.) +# v Caron. (A little v over the letter.) +# s s s = Eszett (lower case only) +# h Icelandic (or Runic) edh (h d) or thorn (h t) +# m Mathematical: not (m \), multiply (m *), divide (m /), degree (m o), +# +/- (m +), superscripts 1, 2, 3 (m 1 etc.), micro (m u), quarter (m q), +# half (m h), three quarters (m t) +# p Punctuation (and currency etc.): soft space (p _), inverted ! (p !), +# cent (p C), pound sign (p l) (think lira, librum), currency (p $), +# yen (p y), broken bar (p |), section (p s), lonely diaeresis (p "), +# copyright (p C), Spanish feminine marker (p f), left guillemet (p +# <), soft hyphen (p h), registered trade mark (p R), lonely macron (p +# -), lonely acute (p '), Pilcrow (paragraph) (p p), middle dot (p :), +# lonely cedilla (p c), Spanish masculine marker (p m), right +# guillemet (p >), inverted ? (p ?), Euro sign (p e). +# + +emulate -LR zsh +setopt cbases extendedglob printeightbit + +local accent basechar ochar error + +if [[ -n $WIDGET ]]; then + error=(zle -M) +else + error=print +fi + +if (( ${+zsh_accented_chars} == 0 )); then + # The associative array zsh_accent_chars is indexed by the + # accent. The values are sets of character / Unicode pairs for + # the character with the given accent. The Unicode value is + # a hex index with no base discriminator; essentially a UCS-4 index + # with the leading zeroes suppressed. + typeset -gA zsh_accented_chars + + # grave + accent=\` + zsh_accented_chars[$accent]="\ +A C0 E C8 I CC O D2 U D9 a E0 e E8 i EC o F2 u F9 N 1F8 n 1F9 \ +" + # acute + accent=\' + zsh_accented_chars[$accent]="\ +A C1 E C9 I CD O D3 U DA Y DD a E1 e E9 i EC o F3 u FA y FD C 106 c 107 \ +L 139 l 13A N 143 n 144 R 154 r 155 S 15A s 15B Z 179 z 17A \ +" + # double acute + accent=d + zsh_accented_chars[$accent]="\ +O 150 o 151 U 170 u 171\ +" + # circumflex + accent=\^ + zsh_accented_chars[$accent]="\ +A C2 E CA I CE O D4 U DB a E2 e EA i EE o F4 u FB C 108 c 109 G 11C g 11d \ +H 124 h 125 J 134 j 135 S 15C s 15D W 174 w 175 Y 176 y 177 \ +" + # tilde + accent=\~ + zsh_accented_chars[$accent]="\ +A C3 E CB N D1 O D5 a E3 n F1 o F5 I 128 i 129 U 168 u 169 \ +" + # diaeresis / Umlaut + accent=\" + zsh_accented_chars[$accent]="\ +A C4 I CF O D6 U DC a E4 e EB i EF o F6 u FC y FF Y 178 \ +" + # ring above + accent=o + zsh_accented_chars[$accent]="\ +A C5 a E5 U 16E u 16F \ +" + # ligature with e or E + accent=e + zsh_accented_chars[$accent]="\ +A C6 a E6 O 152 o 153 \ +" + # ligature with j or J + accent=j + zsh_accented_chars[$accent]="\ +I 132 i 133\ +" + # cedilla + accent=c + zsh_accented_chars[$accent]="\ +C C7 c E7 G 122 g 123 K 136 k 137 L 13B l 13C N 145 n 146 R 156 r 157 \ +S 15E s 15F T 162 t 163 \ +" + # stroke through + accent=/ + zsh_accented_chars[$accent]="\ +O D8 o F8 D 110 d 111 H 126 h 127 L 141 l 142 T 166 t 167 b 180 \ +" + # macron + accent=- + zsh_accented_chars[$accent]="\ +A 100 a 101 E 112 e 113 I 12a i 12b O 14C o 14D U 16A u 16B \ +" + # breve + accent=u + zsh_accented_chars[$accent]="\ +A 102 a 103 E 114 e 115 G 11E g 11F I 12C i 12D O 14E o 14F U 16C u 16D \ +" + # dot above + accent=. + zsh_accented_chars[$accent]="\ +C 10A c 10b E 116 e 117 G 120 g 121 I 130 i 131 Z 17B z 17C \ +" + # middle dot + accent=: + zsh_accented_chars[$accent]="\ +L 13F l 140 \ +" + # ogonek + accent=g + zsh_accented_chars[$accent]="\ +A 104 a 105 E 118 e 119 I 12E i 12F U 172 u 173 \ +" + # caron + accent=v + zsh_accented_chars[$accent]="\ +C 10C c 10D D 10E d 10F E 11A e 11B L 13D l 13E N 147 n 148 R 158 r 159 \ +S 160 s 161 T 164 t 165 Z 17D z 17E \ +" + # eszett + accent=s + zsh_accented_chars[$accent]="\ +s DF \ +" + # edh or thorn + accent=h + zsh_accented_chars[$accent]="\ +D D0 d F0 t FE \ +" + # mathematical + accent=m + zsh_accented_chars[$accent]="\ +\\ AC o B0 * D7 / F7 + B1 2 B2 3 B3 u B5 1 B9 q BC h BD t BE\ +" + # punctuation and currency + accent=p + zsh_accented_chars[$accent]="\ +_ A0 ! A1 C A2 l A3 $ A4 y A5 | A6 s A7 \" A8 C A9 f AA < AB \ +h AD R AE - AF ' B4 p B6 : B7 c B8 m BA > BB ? BF e 20AC \ +" +fi + +read -k accent || return 1 + +if [[ -z $zsh_accented_chars[$accent] ]]; then + $error "No accented characters with accent: $accent" + return 1 +fi + +local -A charmap +charmap=(${=zsh_accented_chars[$accent]}) + +read -k basechar + +if [[ -z $charmap[$basechar] ]]; then + $error "Accent $accent not available with character $basechar" + return 1 +fi + +if [[ -z $WIDGET ]]; then + [[ -t 1 ]] && print + print "\U${(l.8..0.)charmap[$basechar]}" +else + ochar="$(print -n "\U${(l.8..0.)charmap[$basechar]}")" + + if (( ${+NUMERIC} )); then + $error "Character ${(l.8..0.)charmap[$basechar]}: $ochar" + else + LBUFFER+=$ochar + fi +fi |