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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
|
