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- " Vim filetype plugin file
- " Language: Astro
- " Maintainer: Romain Lafourcade <romainlafourcade@gmail.com>
- " Last Change: 2024 Apr 21
- " 2024 May 24 by Riley Bruins <ribru17@gmail.com> ('commentstring')
- if exists("b:did_ftplugin")
- finish
- endif
- let b:did_ftplugin = 1
- let s:cpo_save = &cpo
- set cpo-=C
- function! s:IdentifyScope(start, end) abort
- let pos_start = searchpairpos(a:start, '', a:end, 'bnW')
- let pos_end = searchpairpos(a:start, '', a:end, 'nW')
- return pos_start != [0, 0]
- \ && pos_end != [0, 0]
- \ && pos_start[0] != getpos('.')[1]
- endfunction
- function! s:AstroComments() abort
- if s:IdentifyScope('^---\n\s*\S', '^---\n\n')
- \ || s:IdentifyScope('^\s*<script', '^\s*<\/script>')
- " ECMAScript comments
- setlocal comments=sO:*\ -,mO:*\ \ ,exO:*/,s1:/*,mb:*,ex:*/,://
- setlocal commentstring=//\ %s
- elseif s:IdentifyScope('^\s*<style', '^\s*<\/style>')
- " CSS comments
- setlocal comments=s1:/*,mb:*,ex:*/
- setlocal commentstring=/*\ %s\ */
- else
- " HTML comments
- setlocal comments=s:<!--,m:\ \ \ \ ,e:-->
- setlocal commentstring=<!--\ %s\ -->
- endif
- endfunction
- " https://code.visualstudio.com/docs/languages/jsconfig
- function! s:CollectPathsFromConfig() abort
- let config_json = findfile('tsconfig.json', '.;')
- if empty(config_json)
- let config_json = findfile('jsconfig.json', '.;')
- if empty(config_json)
- return
- endif
- endif
- let paths_from_config = config_json
- \ ->readfile()
- \ ->filter({ _, val -> val =~ '^\s*[\[\]{}"0-9]' })
- \ ->join()
- \ ->json_decode()
- \ ->get('compilerOptions', {})
- \ ->get('paths', {})
- if !empty(paths_from_config)
- let b:astro_paths = paths_from_config
- \ ->map({key, val -> [
- \ key->glob2regpat(),
- \ val[0]->substitute('\/\*$', '', '')
- \ ]})
- \ ->values()
- endif
- let b:undo_ftplugin ..= " | unlet! b:astro_paths"
- endfunction
- function! s:AstroInclude(filename) abort
- let decorated_filename = a:filename
- \ ->substitute("^", "@", "")
- let found_path = b:
- \ ->get("astro_paths", [])
- \ ->indexof({ key, val -> decorated_filename =~ val[0]})
- if found_path != -1
- let alias = b:astro_paths[found_path][0]
- let path = b:astro_paths[found_path][1]
- \ ->substitute('\(\/\)*$', '/', '')
- return decorated_filename
- \ ->substitute(alias, path, '')
- endif
- return a:filename
- endfunction
- let b:undo_ftplugin = "setlocal"
- \ .. " formatoptions<"
- \ .. " path<"
- \ .. " suffixesadd<"
- \ .. " matchpairs<"
- \ .. " comments<"
- \ .. " commentstring<"
- \ .. " iskeyword<"
- \ .. " define<"
- \ .. " include<"
- \ .. " includeexpr<"
- " Create self-resetting autocommand group
- augroup Astro
- autocmd! * <buffer>
- augroup END
- " Set 'formatoptions' to break comment lines but not other lines,
- " and insert the comment leader when hitting <CR> or using "o".
- setlocal formatoptions-=t
- setlocal formatoptions+=croql
- " Remove irrelevant part of 'path'.
- setlocal path-=/usr/include
- " Seed 'path' with default directories for :find, gf, etc.
- setlocal path+=src/**
- setlocal path+=public/**
- " Help Vim find extension-less filenames
- let &l:suffixesadd =
- \ ".astro"
- \ .. ",.js,.jsx,.es,.es6,.cjs,.mjs,.jsm"
- \ .. ",.json"
- \ .. ",.scss,.sass,.css"
- \ .. ",.svelte"
- \ .. ",.ts,.tsx,.d.ts"
- \ .. ",.vue"
- " From $VIMRUNTIME/ftplugin/html.vim
- setlocal matchpairs+=<:>
- " Matchit configuration
- if exists("loaded_matchit")
- let b:match_ignorecase = 0
- " From $VIMRUNTIME/ftplugin/javascript.vim
- let b:match_words =
- \ '\<do\>:\<while\>,'
- \ .. '<\@<=\([^ \t>/]\+\)\%(\s\+[^>]*\%([^/]>\|$\)\|>\|$\):<\@<=/\1>,'
- \ .. '<\@<=\%([^ \t>/]\+\)\%(\s\+[^/>]*\|$\):/>'
- " From $VIMRUNTIME/ftplugin/html.vim
- let b:match_words ..=
- \ '<!--:-->,'
- \ .. '<:>,'
- \ .. '<\@<=[ou]l\>[^>]*\%(>\|$\):<\@<=li\>:<\@<=/[ou]l>,'
- \ .. '<\@<=dl\>[^>]*\%(>\|$\):<\@<=d[td]\>:<\@<=/dl>,'
- \ .. '<\@<=\([^/!][^ \t>]*\)[^>]*\%(>\|$\):<\@<=/\1>'
- let b:undo_ftplugin ..= " | unlet! b:match_ignorecase b:match_words"
- endif
- " Change what constitutes a word, mainly useful for CSS/SASS
- setlocal iskeyword+=-
- setlocal iskeyword+=$
- setlocal iskeyword+=%
- " Define paths/aliases for module resolution
- call s:CollectPathsFromConfig()
- " Find ESM imports
- setlocal include=^\\s*\\(import\\\|import\\s\\+[^\/]\\+from\\)\\s\\+['\"]
- " Process aliases if file can't be found
- setlocal includeexpr=s:AstroInclude(v:fname)
- " Set 'define' to a comprehensive value
- " From $VIMRUNTIME/ftplugin/javascript.vim and
- " $VIMRUNTIME/ftplugin/sass.vim
- let &l:define =
- \ '\(^\s*(*async\s\+function\|(*function\)'
- \ .. '\|^\s*\(\*\|static\|async\|get\|set\|\i\+\.\)'
- \ .. '\|^\s*\(\ze\i\+\)\(([^)]*).*{$\|\s*[:=,]\)'
- " Set &comments and &commentstring according to current scope
- autocmd Astro CursorMoved <buffer> call s:AstroComments()
- let &cpo = s:cpo_save
- unlet s:cpo_save
- " vim: textwidth=78 tabstop=8 shiftwidth=4 softtabstop=4 expandtab
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