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scriptencoding utf-8
" Author: w0rp <devw0rp@gmail.com>
" Description: This file defines some standard error format handlers. Any
" linter which outputs warnings and errors in a format accepted by one of
" these functions can simply use one of these pre-defined error handlers.
let s:path_pattern = '[a-zA-Z]\?\\\?:\?[[:alnum:]/\.\-_]\+'
function! s:HandleUnixFormat(buffer, lines, type) abort
" Matches patterns line the following:
"
" file.go:27: missing argument for Printf("%s"): format reads arg 2, have only 1 args
" file.go:53:10: if block ends with a return statement, so drop this else and outdent its block (move short variable declaration to its own line if necessary)
" file.go:5:2: expected declaration, found 'STRING' "log"
let l:pattern = '^' . s:path_pattern . ':\(\d\+\):\?\(\d\+\)\?:\? \(.\+\)$'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
" vcol is Needed to indicate that the column is a character.
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:match[3],
\ 'type': a:type,
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale#handlers#HandleUnixFormatAsError(buffer, lines) abort
return s:HandleUnixFormat(a:buffer, a:lines, 'E')
endfunction
function! ale#handlers#HandleUnixFormatAsWarning(buffer, lines) abort
return s:HandleUnixFormat(a:buffer, a:lines, 'W')
endfunction
function! ale#handlers#HandleGCCFormat(buffer, lines) abort
" Look for lines like the following.
"
" <stdin>:8:5: warning: conversion lacks type at end of format [-Wformat=]
" <stdin>:10:27: error: invalid operands to binary - (have ‘int’ and ‘char *’)
" -:189:7: note: $/${} is unnecessary on arithmetic variables. [SC2004]
let l:pattern = '^.\+:\(\d\+\):\(\d\+\): \([^:]\+\): \(.\+\)$'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:match[4],
\ 'type': l:match[3] =~# 'error' ? 'E' : 'W',
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale#handlers#HandleCppCheckFormat(buffer, lines) abort
" Look for lines like the following.
"
" [test.cpp:5]: (error) Array 'a[10]' accessed at index 10, which is out of bounds
let l:pattern = '^\[.\{-}:\(\d\+\)\]: (\(.\{-}\)) \(.\+\)'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': 0,
\ 'text': l:match[3] . ' (' . l:match[2] . ')',
\ 'type': l:match[2] ==# 'error' ? 'E' : 'W',
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale#handlers#HandlePEP8Format(buffer, lines) abort
" Matches patterns line the following:
"
" Matches patterns line the following:
"
" stdin:6:6: E111 indentation is not a multiple of four
" test.yml:35: [EANSIBLE0002] Trailing whitespace
let l:pattern = '^' . s:path_pattern . ':\(\d\+\):\?\(\d\+\)\?: \[\?\(\([[:alpha:]]\)[[:alnum:]]\+\)\]\? \(.*\)$'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:code = l:match[3]
if (l:code ==# 'W291' || l:code ==# 'W293' || l:code ==# 'EANSIBLE002')
\ && !g:ale_warn_about_trailing_whitespace
" Skip warnings for trailing whitespace if the option is off.
continue
endif
if l:code ==# 'I0011'
" Skip 'Locally disabling' message
continue
endif
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:code . ': ' . l:match[5],
\ 'type': l:match[4] ==# 'E' ? 'E' : 'W',
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale#handlers#HandleCSSLintFormat(buffer, lines) abort
" Matches patterns line the following:
"
" something.css: line 2, col 1, Error - Expected RBRACE at line 2, col 1. (errors)
" something.css: line 2, col 5, Warning - Expected (inline | block | list-item | inline-block | table | inline-table | table-row-group | table-header-group | table-footer-group | table-row | table-column-group | table-column | table-cell | table-caption | grid | inline-grid | run-in | ruby | ruby-base | ruby-text | ruby-base-container | ruby-text-container | contents | none | -moz-box | -moz-inline-block | -moz-inline-box | -moz-inline-grid | -moz-inline-stack | -moz-inline-table | -moz-grid | -moz-grid-group | -moz-grid-line | -moz-groupbox | -moz-deck | -moz-popup | -moz-stack | -moz-marker | -webkit-box | -webkit-inline-box | -ms-flexbox | -ms-inline-flexbox | flex | -webkit-flex | inline-flex | -webkit-inline-flex) but found 'wat'. (known-properties)
"
" These errors can be very massive, so the type will be moved to the front
" so you can actually read the error type.
let l:pattern = '^.*: line \(\d\+\), col \(\d\+\), \(Error\|Warning\) - \(.\+\) (\([^)]\+\))$'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:text = l:match[4]
let l:type = l:match[3]
let l:errorGroup = l:match[5]
" Put the error group at the front, so we can see what kind of error
" it is on small echo lines.
let l:text = '(' . l:errorGroup . ') ' . l:text
" vcol is Needed to indicate that the column is a character.
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:text,
\ 'type': l:type ==# 'Warning' ? 'W' : 'E',
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale#handlers#HandleStyleLintFormat(buffer, lines) abort
" Matches patterns line the following:
"
" src/main.css
" 108:10 ✖ Unexpected leading zero number-leading-zero
" 116:20 ✖ Expected a trailing semicolon declaration-block-trailing-semicolon
let l:pattern = '^.* \(\d\+\):\(\d\+\) \s\+\(\S\+\)\s\+ \(\u.\+\) \(.\+\)$'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:type = l:match[3] ==# '✖' ? 'E' : 'W'
let l:text = l:match[4] . '[' . l:match[5] . ']'
" vcol is Needed to indicate that the column is a character.
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:text,
\ 'type': l:type,
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale#handlers#HandleGhcFormat(buffer, lines) abort
" Look for lines like the following.
"
"Appoint/Lib.hs:8:1: warning:
"Appoint/Lib.hs:8:1:
let l:pattern = '^[^:]\+:\(\d\+\):\(\d\+\):\(.*\)\?$'
let l:output = []
let l:corrected_lines = []
for l:line in a:lines
if len(matchlist(l:line, l:pattern)) > 0
call add(l:corrected_lines, l:line)
elseif l:line ==# ''
call add(l:corrected_lines, l:line)
else
if len(l:corrected_lines) > 0
let l:line = substitute(l:line, '\v^\s+', ' ', '')
let l:corrected_lines[-1] .= l:line
endif
endif
endfor
for l:line in l:corrected_lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:errors = matchlist(l:match[3], '\(warning:\|error:\)\(.*\)')
if len(l:errors) > 0
let l:type = l:errors[1]
let l:text = l:errors[2]
else
let l:type = ''
let l:text = l:match[3]
endif
let l:type = l:type ==# '' ? 'E' : toupper(l:type[0])
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:text,
\ 'type': l:type,
\ 'nr': -1,
\})
endfor
return l:output
endfunction
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