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" Author: tunnckoCore (Charlike Mike Reagent) <mameto2011@gmail.com>,
" w0rp <devw0rp@gmail.com>, morhetz (Pavel Pertsev) <morhetz@gmail.com>
" Description: Integration of Prettier with ALE.
call ale#Set('javascript_prettier_executable', 'prettier')
call ale#Set('javascript_prettier_use_global', get(g:, 'ale_use_global_executables', 0))
call ale#Set('javascript_prettier_options', '')
function! ale#fixers#prettier#GetExecutable(buffer) abort
return ale#node#FindExecutable(a:buffer, 'javascript_prettier', [
\ 'node_modules/.bin/prettier_d',
\ 'node_modules/prettier-cli/index.js',
\ 'node_modules/.bin/prettier',
\])
endfunction
function! ale#fixers#prettier#Fix(buffer) abort
return ale#semver#RunWithVersionCheck(
\ a:buffer,
\ ale#fixers#prettier#GetExecutable(a:buffer),
\ '%e --version',
\ function('ale#fixers#prettier#ApplyFixForVersion'),
\)
endfunction
function! ale#fixers#prettier#ProcessPrettierDOutput(buffer, output) abort
" If the output is an error message, don't use it.
for l:line in a:output[:10]
if l:line =~# '^\w*Error:'
return []
endif
endfor
return a:output
endfunction
function! ale#fixers#prettier#GetProjectRoot(buffer) abort
let l:config = ale#path#FindNearestFile(a:buffer, '.prettierignore')
if !empty(l:config)
return fnamemodify(l:config, ':h')
endif
" Fall back to the directory of the buffer
return fnamemodify(bufname(a:buffer), ':p:h')
endfunction
function! ale#fixers#prettier#CdProjectRoot(buffer) abort
return ale#path#CdString(ale#fixers#prettier#GetProjectRoot(a:buffer))
endfunction
function! ale#fixers#prettier#ApplyFixForVersion(buffer, version) abort
let l:executable = ale#fixers#prettier#GetExecutable(a:buffer)
let l:options = ale#Var(a:buffer, 'javascript_prettier_options')
let l:parser = ''
let l:filetypes = split(getbufvar(a:buffer, '&filetype'), '\.')
if index(l:filetypes, 'handlebars') > -1
let l:parser = 'glimmer'
endif
" Append the --parser flag depending on the current filetype (unless it's
" already set in g:javascript_prettier_options).
if empty(expand('#' . a:buffer . ':e')) && l:parser is# '' && match(l:options, '--parser') == -1
" Mimic Prettier's defaults. In cases without a file extension or
" filetype (scratch buffer), Prettier needs `parser` set to know how
" to process the buffer.
if ale#semver#GTE(a:version, [1, 16, 0])
let l:parser = 'babel'
else
let l:parser = 'babylon'
endif
let l:prettier_parsers = {
\ 'typescript': 'typescript',
\ 'css': 'css',
\ 'less': 'less',
\ 'scss': 'scss',
\ 'json': 'json',
\ 'json5': 'json5',
\ 'graphql': 'graphql',
\ 'markdown': 'markdown',
\ 'vue': 'vue',
\ 'yaml': 'yaml',
\ 'openapi': 'yaml',
\ 'html': 'html',
\}
for l:filetype in l:filetypes
if has_key(l:prettier_parsers, l:filetype)
let l:parser = l:prettier_parsers[l:filetype]
break
endif
endfor
endif
if !empty(l:parser)
let l:options = (!empty(l:options) ? l:options . ' ' : '') . '--parser ' . l:parser
endif
" Special error handling needed for prettier_d
if l:executable =~# 'prettier_d$'
return {
\ 'command': ale#path#BufferCdString(a:buffer)
\ . ale#Escape(l:executable)
\ . (!empty(l:options) ? ' ' . l:options : '')
\ . ' --stdin-filepath %s --stdin',
\ 'process_with': 'ale#fixers#prettier#ProcessPrettierDOutput',
\}
endif
" 1.4.0 is the first version with --stdin-filepath
if ale#semver#GTE(a:version, [1, 4, 0])
return {
\ 'command': ale#fixers#prettier#CdProjectRoot(a:buffer)
\ . ale#Escape(l:executable)
\ . (!empty(l:options) ? ' ' . l:options : '')
\ . ' --stdin-filepath %s --stdin',
\}
endif
return {
\ 'command': ale#Escape(l:executable)
\ . ' %t'
\ . (!empty(l:options) ? ' ' . l:options : '')
\ . ' --write',
\ 'read_temporary_file': 1,
\}
endfunction
|
