box-o-sand/vim-just/syntax/just.vim

131 lines
3.6 KiB
VimL

" Vim syntax file
" Language: Just Command Runner
" Maintainer: Dan Buch
" Latest Revision: 22 May 2021
if exists("b:current_syntax")
finish
endif
let b:shell_name = "sh"
let b:load_time_cursor = getpos('.')
let b:debug = $JUST_VIM_DEBUG == 'enabled'
function! s:justGetShellName()
let lineno = 0
while lineno < line("$")
let lineno += 1
let line = getline(lineno)
let set_shell_match = "^ *set *shell *:"
if matchstr(line, set_shell_match) == ""
if b:debug
echom "line number " . lineno . " does not match '" . set_shell_match . "': '" . line . "'"
endif
continue
endif
if b:debug
echom "found matching line number " . lineno . ": " . line
endif
:normal /"<CR>lv/"<CR>h"ay:nohl
let shell_name = @a
if shell_name != ""
if b:debug
echom "returning shell_name: '" . shell_name . "'"
endif
return shell_name
endif
endwhile
return "sh"
endfunc
function! s:justSetShellName(shell_name)
try
if b:debug
echom "using shell name: '" . a:shell_name . "'"
endif
exe "syn include @setshellsyntax syntax/" . a:shell_name . ".vim"
let b:shell_name = a:shell_name
catch
if b:debug
echom "oh no: " v:exception
echom "falling back to sh syntax"
endif
syn include @setshellsyntax syntax/sh.vim
finally
syn region justSubshell matchgroup=justBacktick start=/\v\`/ skip=/\v\\\`/ end=/\v\`/ contains=@setshellsyntax
syn region justSubshell matchgroup=justBacktick start=/\v\`\`\`/ skip=/\v\\\`/ end=/\v\`\`\`/ contains=@setshellsyntax
endtry
endfunc
call s:justSetShellName(s:justGetShellName())
delfunc s:justSetShellName
delfunc s:justGetShellName
syn keyword justKeyword alias export if else set
syn keyword justFunction arch os os_family
syn keyword justFunction env_var env_var_or_default invocation_directory
syn keyword justFunction justfile justfile_directory just_executable
syn keyword justSetting shell export dotenv-load positional-arguments
syn match justOperator /\v:/
syn match justOperator /\v\)/
syn match justOperator /\v\(/
syn match justOperator /\v\=/
syn match justOperator /\v:\=/
syn match justQuote /\v"/
syn match justQuote /\v'/
syn match justQuote /\v"""/
syn match justQuote /\v'''/
syn match justBacktick /\v\`/
syn match justBacktick /\v\`\`\`/
syn match justCurlyBrace /\v\{\{/
syn match justCurlyBrace /\v\}\}/
syn region justCurlyBraced matchgroup=justCurlyBrace start=/\v\{\{/ skip=/\v\\\{/ end=/\v\}\}/ contains=justKeyword,justFunction,justOperator,justQuote,justString,justRawString
syn region justString matchgroup=justQuote start=/\v"/ skip=/\v\\"/ end=/\v"/ contains=justCurlyBraced
syn region justString matchgroup=justQuote start=/\v"""/ skip=/\v\\"/ end=/\v"""/ contains=justCurlyBraced
syn region justRawString matchgroup=justQuote start=/\v'/ end=/\v'/
syn region justRawString matchgroup=justQuote start=/\v'''/ end=/\v'''/
syn region justSubshell matchgroup=justBacktick start=/\v\`/ skip=/\v\\\`/ end=/\v\`/ contains=@setshellsyntax
syn region justSubshell matchgroup=justBacktick start=/\v\`\`\`/ skip=/\v\\\`/ end=/\v\`\`\`/ contains=@setshellsyntax
syn match justComment /\v#.*$/
syn match justShebang /\v^ *#!.*$/
hi def link justKeyword Keyword
hi def link justSetting Keyword
hi def link justOperator Operator
hi def link justComment Comment
hi def link justShebang PreProc
hi def link justFunction Function
hi def link justQuote String
hi def link justString String
hi def link justRawString String
hi def link justCurlyBrace Keyword
hi def link justBacktick Special
let b:current_syntax = "just"
" vim:expandtab:ts=2:sts=2