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" Author: Prashanth Chandra <https://github.com/prashcr>, Jonathan Clem <https://jclem.net>
" Description: tslint for TypeScript files
call ale#handlers#tslint#InitVariables()
function! ale_linters#typescript#tslint#Handle(buffer, lines) abort
" Do not output any errors for empty files if the option is on.
if ale#Var(a:buffer, 'typescript_tslint_ignore_empty_files')
\&& getbufline(a:buffer, 1, '$') == ['']
return []
endif
let l:dir = expand('#' . a:buffer . ':p:h')
let l:output = []
for l:error in ale#util#FuzzyJSONDecode(a:lines, [])
if get(l:error, 'ruleName', '') is# 'no-implicit-dependencies'
continue
endif
let l:item = {
\ 'type': (get(l:error, 'ruleSeverity', '') is# 'WARNING' ? 'W' : 'E'),
\ 'text': l:error.failure,
\ 'lnum': l:error.startPosition.line + 1,
\ 'col': l:error.startPosition.character + 1,
\ 'end_lnum': l:error.endPosition.line + 1,
\ 'end_col': l:error.endPosition.character + 1,
\}
let l:filename = ale#path#GetAbsPath(l:dir, l:error.name)
" Assume temporary files are this file.
if !ale#path#IsTempName(l:filename)
let l:item.filename = l:filename
endif
if has_key(l:error, 'ruleName')
let l:item.code = l:error.ruleName
endif
call add(l:output, l:item)
endfor
return l:output
endfunction
function! ale_linters#typescript#tslint#GetCommand(buffer) abort
let l:tslint_config_path = ale#path#ResolveLocalPath(
\ a:buffer,
\ 'tslint.json',
\ ale#Var(a:buffer, 'typescript_tslint_config_path')
\)
let l:tslint_config_option = !empty(l:tslint_config_path)
\ ? ' -c ' . ale#Escape(l:tslint_config_path)
\ : ''
let l:tslint_rules_dir = ale#Var(a:buffer, 'typescript_tslint_rules_dir')
let l:tslint_rules_option = !empty(l:tslint_rules_dir)
\ ? ' -r ' . ale#Escape(l:tslint_rules_dir)
\ : ''
return ale#path#BufferCdString(a:buffer)
\ . ale#Escape(ale#handlers#tslint#GetExecutable(a:buffer))
\ . ' --format json'
\ . l:tslint_config_option
\ . l:tslint_rules_option
\ . ' %t'
endfunction
call ale#linter#Define('typescript', {
\ 'name': 'tslint',
\ 'executable_callback': 'ale#handlers#tslint#GetExecutable',
\ 'command_callback': 'ale_linters#typescript#tslint#GetCommand',
\ 'callback': 'ale_linters#typescript#tslint#Handle',
\})
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