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ale/ale_linters/thrift/thrift.vim
Jon Parise b7fcec4d17 thrift: default thrift_thrift_includes to ['.']
In a lint context, it's useful to assume that included files sit next to
the current file by default. Users can still further customize this
configuration variable to add more include paths.
2018-09-16 08:21:18 -07:00

88 lines
2.7 KiB
VimL

" 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#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 = ale#engine#CreateDirectory(a:buffer)
return '%e'
\ . ale#Pad(join(map(copy(l:generators), "'--gen ' . v:val")))
\ . ale#Pad(join(map(copy(l:includes), "'-I ' . v:val")))
\ . ale#Pad(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#VarFunc('thrift_thrift_executable'),
\ 'command_callback': 'ale_linters#thrift#thrift#GetCommand',
\ 'callback': 'ale_linters#thrift#thrift#Handle',
\})