Mercurial > vim
annotate runtime/syntax/awk.vim @ 21426:bb6e617589d0
Added tag v8.2.1263 for changeset a6c316ef161aa621a3ef1743bfab32a9acd4eb90
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Tue, 21 Jul 2020 21:45:06 +0200 |
| parents | 350e1d3131d8 |
| children | bbca88cd13d5 |
| rev | line source |
|---|---|
| 7 | 1 " Vim syntax file |
| 2 " Language: awk, nawk, gawk, mawk | |
| 3312 | 3 " Maintainer: Antonio Colombo <azc100@gmail.com> |
| 19813 | 4 " Last Change: 2020 Mar 25 |
| 7 | 5 |
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6 " AWK ref. is: Alfred V. Aho, Brian W. Kernighan, Peter J. Weinberger |
| 7 | 7 " The AWK Programming Language, Addison-Wesley, 1988 |
| 8 | |
| 9 " GAWK ref. is: Arnold D. Robbins | |
| 10 " Effective AWK Programming, Third Edition, O'Reilly, 2001 | |
| 6530 | 11 " Effective AWK Programming, Fourth Edition, O'Reilly, 2015 |
| 19813 | 12 " (up-to-date version available with the gawk source distribution) |
| 7 | 13 |
| 14 " MAWK is a "new awk" meaning it implements AWK ref. | |
| 15 " mawk conforms to the Posix 1003.2 (draft 11.3) | |
| 16 " definition of the AWK language which contains a few features | |
| 17 " not described in the AWK book, and mawk provides a small number of extensions. | |
| 18 | |
| 19 " TODO: | |
| 20 " Dig into the commented out syntax expressions below. | |
| 21 | |
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22 " Quit when a syntax file was already loaded |
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23 if exists("b:current_syntax") |
| 7 | 24 finish |
| 25 endif | |
| 26 | |
| 3312 | 27 let s:cpo_save = &cpo |
| 28 set cpo&vim | |
| 29 | |
| 7 | 30 " A bunch of useful Awk keywords |
| 31 " AWK ref. p. 188 | |
| 32 syn keyword awkStatement break continue delete exit | |
| 33 syn keyword awkStatement function getline next | |
| 34 syn keyword awkStatement print printf return | |
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35 " GAWK ref. Chapter 7-9 |
| 19813 | 36 syn keyword awkStatement case default switch nextfile |
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37 syn keyword awkStatement func |
| 19813 | 38 " GAWK ref. Chapter 2.7, Including Other Files into Your Program |
| 39 " GAWK ref. Chapter 2.8, Loading Dynamic Extensions into Your Program | |
| 40 " GAWK ref. Chapter 15, Namespaces | |
| 41 " Directives | |
| 42 syn keyword awkStatement @include @load @namespace | |
| 6530 | 43 " |
| 44 " GAWK ref. Chapter 9, Functions | |
| 45 " Numeric Functions | |
| 19813 | 46 syn keyword awkFunction atan2 cos exp int log rand sin sqrt srand |
| 6530 | 47 " String Manipulation Functions |
| 19813 | 48 syn keyword awkFunction asort asorti gensub gsub index length match |
| 6530 | 49 syn keyword awkFunction patsplit split sprintf strtonum sub substr |
| 7 | 50 syn keyword awkFunction tolower toupper |
| 6530 | 51 " Input Output Functions |
| 52 syn keyword awkFunction close fflush system | |
| 53 " Time Functions | |
| 54 syn keyword awkFunction mktime strftime systime | |
| 55 " Bit Manipulation Functions | |
| 56 syn keyword awkFunction and compl lshift or rshift xor | |
| 19813 | 57 " Getting Type Information Functions |
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58 syn keyword awkFunction isarray typeof |
| 6530 | 59 " String-Translation Functions |
| 60 syn keyword awkFunction bindtextdomain dcgettext dcngetext | |
| 7 | 61 |
| 62 syn keyword awkConditional if else | |
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63 syn keyword awkRepeat while for do |
| 7 | 64 |
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65 syn keyword awkTodo contained TODO |
| 7 | 66 |
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67 syn keyword awkPatterns BEGIN END BEGINFILE ENDFILE |
| 6530 | 68 |
| 69 " GAWK ref. Chapter 7 | |
| 70 " Built-in Variables That Control awk | |
| 71 syn keyword awkVariables BINMODE CONVFMT FIELDWIDTHS FPAT FS | |
| 72 syn keyword awkVariables IGNORECASE LINT OFMT OFS ORS PREC | |
| 73 syn keyword awkVariables ROUNDMODE RS SUBSEP TEXTDOMAIN | |
| 74 " Built-in Variables That Convey Information | |
| 75 syn keyword awkVariables ARGC ARGV ARGIND ENVIRON ERRNO FILENAME | |
| 76 syn keyword awkVariables FNR NF FUNCTAB NR PROCINFO RLENGTH RSTART | |
| 77 syn keyword awkVariables RT SYMTAB | |
| 7 | 78 |
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79 " Arithmetic operators: +, and - take care of ++, and -- |
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80 syn match awkOperator "+\|-\|\*\|/\|%\|=" |
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81 syn match awkOperator "+=\|-=\|\*=\|/=\|%=" |
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82 syn match awkOperator "\^\|\^=" |
| 7 | 83 |
| 84 " Octal format character. | |
| 85 syn match awkSpecialCharacter display contained "\\[0-7]\{1,3\}" | |
| 86 " Hex format character. | |
| 87 syn match awkSpecialCharacter display contained "\\x[0-9A-Fa-f]\+" | |
| 88 | |
| 89 syn match awkFieldVars "\$\d\+" | |
| 90 | |
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91 " catch errors caused by wrong parenthesis |
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92 syn region awkParen transparent start="(" end=")" contains=ALLBUT,awkParenError,awkSpecialCharacter,awkArrayElement,awkArrayArray,awkTodo,awkRegExp,awkBrktRegExp,awkBrackets,awkCharClass,awkComment |
| 7 | 93 syn match awkParenError display ")" |
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94 "syn match awkInParen display contained "[{}]" |
| 7 | 95 |
| 96 " 64 lines for complex &&'s, and ||'s in a big "if" | |
| 97 syn sync ccomment awkParen maxlines=64 | |
| 98 | |
| 99 " Search strings & Regular Expressions therein. | |
| 100 syn region awkSearch oneline start="^[ \t]*/"ms=e start="\(,\|!\=\~\)[ \t]*/"ms=e skip="\\\\\|\\/" end="/" contains=awkBrackets,awkRegExp,awkSpecialCharacter | |
| 101 syn region awkBrackets contained start="\[\^\]\="ms=s+2 start="\[[^\^]"ms=s+1 end="\]"me=e-1 contains=awkBrktRegExp,awkCharClass | |
| 102 syn region awkSearch oneline start="[ \t]*/"hs=e skip="\\\\\|\\/" end="/" contains=awkBrackets,awkRegExp,awkSpecialCharacter | |
| 103 | |
| 104 syn match awkCharClass contained "\[:[^:\]]*:\]" | |
| 105 syn match awkBrktRegExp contained "\\.\|.\-[^]]" | |
| 106 syn match awkRegExp contained "/\^"ms=s+1 | |
| 107 syn match awkRegExp contained "\$/"me=e-1 | |
| 108 syn match awkRegExp contained "[?.*{}|+]" | |
| 109 | |
| 110 " String and Character constants | |
| 111 " Highlight special characters (those which have a backslash) differently | |
| 3513 | 112 syn region awkString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@Spell,awkSpecialCharacter,awkSpecialPrintf |
| 7 | 113 syn match awkSpecialCharacter contained "\\." |
| 114 | |
| 115 " Some of these combinations may seem weird, but they work. | |
| 116 syn match awkSpecialPrintf contained "%[-+ #]*\d*\.\=\d*[cdefgiosuxEGX%]" | |
| 117 | |
| 118 " Numbers, allowing signs (both -, and +) | |
| 119 " Integer number. | |
| 120 syn match awkNumber display "[+-]\=\<\d\+\>" | |
| 121 " Floating point number. | |
| 122 syn match awkFloat display "[+-]\=\<\d\+\.\d+\>" | |
| 123 " Floating point number, starting with a dot. | |
| 124 syn match awkFloat display "[+-]\=\<.\d+\>" | |
| 125 syn case ignore | |
| 126 "floating point number, with dot, optional exponent | |
| 127 syn match awkFloat display "\<\d\+\.\d*\(e[-+]\=\d\+\)\=\>" | |
| 128 "floating point number, starting with a dot, optional exponent | |
| 129 syn match awkFloat display "\.\d\+\(e[-+]\=\d\+\)\=\>" | |
| 130 "floating point number, without dot, with exponent | |
| 131 syn match awkFloat display "\<\d\+e[-+]\=\d\+\>" | |
| 132 syn case match | |
| 133 | |
| 134 "syn match awkIdentifier "\<[a-zA-Z_][a-zA-Z0-9_]*\>" | |
| 135 | |
| 136 " Comparison expressions. | |
| 6530 | 137 syn match awkExpression "==\|>=\|=>\|<=\|=<\|\!=" |
| 138 syn match awkExpression "\~\|\!\~" | |
| 139 syn match awkExpression "?\|:" | |
| 140 syn keyword awkExpression in | |
| 7 | 141 |
| 142 " Boolean Logic (OR, AND, NOT) | |
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143 syn match awkBoolLogic "||\|&&\|\!" |
| 7 | 144 |
| 145 " This is overridden by less-than & greater-than. | |
| 146 " Put this above those to override them. | |
| 147 " Put this in a 'match "\<printf\=\>.*;\="' to make it not override | |
| 148 " less/greater than (most of the time), but it won't work yet because | |
| 3513 | 149 " keywords always have precedence over match & region. |
| 7 | 150 " File I/O: (print foo, bar > "filename") & for nawk (getline < "filename") |
| 151 "syn match awkFileIO contained ">" | |
| 152 "syn match awkFileIO contained "<" | |
| 153 | |
| 154 " Expression separators: ';' and ',' | |
| 155 syn match awkSemicolon ";" | |
| 156 syn match awkComma "," | |
| 157 | |
| 3513 | 158 syn match awkComment "#.*" contains=@Spell,awkTodo |
| 7 | 159 |
| 160 syn match awkLineSkip "\\$" | |
| 161 | |
| 162 " Highlight array element's (recursive arrays allowed). | |
| 163 " Keeps nested array names' separate from normal array elements. | |
| 164 " Keeps numbers separate from normal array elements (variables). | |
| 165 syn match awkArrayArray contained "[^][, \t]\+\["me=e-1 | |
| 166 syn match awkArrayElement contained "[^][, \t]\+" | |
| 167 syn region awkArray transparent start="\[" end="\]" contains=awkArray,awkArrayElement,awkArrayArray,awkNumber,awkFloat | |
| 168 | |
| 169 " 10 should be enough. | |
| 170 " (for the few instances where it would be more than "oneline") | |
| 171 syn sync ccomment awkArray maxlines=10 | |
| 172 | |
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173 " Define the default highlighting. |
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174 hi def link awkConditional Conditional |
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175 hi def link awkFunction Function |
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176 hi def link awkRepeat Repeat |
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177 hi def link awkStatement Statement |
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178 hi def link awkString String |
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179 hi def link awkSpecialPrintf Special |
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180 hi def link awkSpecialCharacter Special |
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181 hi def link awkSearch String |
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182 hi def link awkBrackets awkRegExp |
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183 hi def link awkBrktRegExp awkNestRegExp |
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184 hi def link awkCharClass awkNestRegExp |
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185 hi def link awkNestRegExp Keyword |
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186 hi def link awkRegExp Special |
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187 hi def link awkNumber Number |
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188 hi def link awkFloat Float |
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189 hi def link awkFileIO Special |
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190 hi def link awkOperator Special |
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191 hi def link awkExpression Special |
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192 hi def link awkBoolLogic Special |
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193 hi def link awkPatterns Special |
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194 hi def link awkVariables Special |
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195 hi def link awkFieldVars Special |
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196 hi def link awkLineSkip Special |
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197 hi def link awkSemicolon Special |
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198 hi def link awkComma Special |
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199 hi def link awkIdentifier Identifier |
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200 hi def link awkComment Comment |
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201 hi def link awkTodo Todo |
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202 " Change this if you want nested array names to be highlighted. |
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203 hi def link awkArrayArray awkArray |
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204 hi def link awkArrayElement Special |
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205 hi def link awkParenError awkError |
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206 hi def link awkInParen awkError |
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207 hi def link awkError Error |
| 7 | 208 |
| 209 let b:current_syntax = "awk" | |
| 210 | |
| 3312 | 211 let &cpo = s:cpo_save |
| 212 unlet s:cpo_save | |
| 213 | |
| 7 | 214 " vim: ts=8 |