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" Author: Sven-Hendrik Haase <svenstaro@gmail.com>
" Description: glslang-based linter for glsl files
"
" TODO: Once https://github.com/KhronosGroup/glslang/pull/1047 is accepted,
" we can use stdin.
call ale#Set('glsl_glslang_executable', 'glslangValidator')
call ale#Set('glsl_glslang_options', '')
function! ale_linters#glsl#glslang#GetCommand(buffer) abort
return '%e'
\ . ale#Pad(ale#Var(a:buffer, 'glsl_glslang_options'))
\ . ' -C %t'
endfunction
function! ale_linters#glsl#glslang#Handle(buffer, lines) abort
" Matches patterns like the following:
"
" ERROR: 0:5: 'foo' : undeclared identifier
let l:pattern = '^\(.\+\): \(\d\+\):\(\d\+\): \(.\+\)'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
call add(l:output, {
\ 'lnum': str2nr(l:match[3]),
\ 'col': str2nr(l:match[2]),
\ 'text': l:match[4],
\ 'type': l:match[1] is# 'ERROR' ? 'E' : 'W',
\})
endfor
return l:output
endfunction
call ale#linter#Define('glsl', {
\ 'name': 'glslang',
\ 'executable': {b -> ale#Var(b, 'glsl_glslang_executable')},
\ 'command': function('ale_linters#glsl#glslang#GetCommand'),
\ 'callback': 'ale_linters#glsl#glslang#Handle',
\})