ale/ale_linters/thrift/thrift.vim

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" Author: Jon Parise <jon@indelible.org>
call ale#Set('thrift_thrift_executable', 'thrift')
call ale#Set('thrift_thrift_generators', ['cpp'])
call ale#Set('thrift_thrift_includes', [])
call ale#Set('thrift_thrift_options', '-strict')
function! ale_linters#thrift#thrift#GetExecutable(buffer) abort
return ale#Var(a:buffer, 'thrift_thrift_executable')
endfunction
function! ale_linters#thrift#thrift#GetCommand(buffer) abort
let l:generators = ale#Var(a:buffer, 'thrift_thrift_generators')
let l:includes = ale#Var(a:buffer, 'thrift_thrift_includes')
" The thrift compiler requires at least one generator. If none are set,
" fall back to our default value to avoid silently failing. We could also
" `throw` here, but that seems even less helpful.
if empty(l:generators)
let l:generators = ['cpp']
endif
let l:output_dir = tempname()
call mkdir(l:output_dir)
call ale#engine#ManageDirectory(a:buffer, l:output_dir)
return ale#Escape(ale_linters#thrift#thrift#GetExecutable(a:buffer))
\ . ' ' . join(map(copy(l:generators), "'--gen ' . v:val"))
\ . ' ' . join(map(copy(l:includes), "'-I ' . v:val"))
\ . ' ' . ale#Var(a:buffer, 'thrift_thrift_options')
\ . ' -out ' . ale#Escape(l:output_dir)
\ . ' %t'
endfunction
function! ale_linters#thrift#thrift#Handle(buffer, lines) abort
" Matches lines like the following:
"
" [SEVERITY:/path/filename.thrift:31] Message text
" [ERROR:/path/filename.thrift:31] (last token was ';')
let l:pattern = '\v^\[(\u+):(.*):(\d+)\] (.*)$'
let l:index = 0
let l:output = []
" Roll our own output-matching loop instead of using ale#util#GetMatches
" because we need to support error messages that span multiple lines.
while l:index < len(a:lines)
let l:line = a:lines[l:index]
let l:match = matchlist(l:line, l:pattern)
if empty(l:match)
let l:index += 1
continue
endif
let l:severity = l:match[1]
if l:severity is# 'WARNING'
let l:type = 'W'
else
let l:type = 'E'
endif
" If our text looks like "(last token was ';')", the *next* line
" should contain a more descriptive error message.
let l:text = l:match[4]
if l:text =~# '\(last token was .*\)'
let l:index += 1
let l:text = get(a:lines, l:index, 'Unknown error ' . l:text)
endif
call add(l:output, {
\ 'lnum': l:match[3] + 0,
\ 'col': 0,
\ 'type': l:type,
\ 'text': l:text,
\})
let l:index += 1
endwhile
return l:output
endfunction
call ale#linter#Define('thrift', {
\ 'name': 'thrift',
\ 'executable': 'thrift',
\ 'output_stream': 'both',
\ 'executable_callback': 'ale_linters#thrift#thrift#GetExecutable',
\ 'command_callback': 'ale_linters#thrift#thrift#GetCommand',
\ 'callback': 'ale_linters#thrift#thrift#Handle',
\})