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-rw-r--r--ale_linters/lua/luac.vim40
1 files changed, 40 insertions, 0 deletions
diff --git a/ale_linters/lua/luac.vim b/ale_linters/lua/luac.vim
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+" Author: Jon Xie https://github.com/xiejiangzhi
+" Description: luac linter for lua files
+
+call ale#Set('lua_luac_executable', 'luac')
+
+function! ale_linters#lua#luac#GetExecutable(buffer) abort
+ return ale#Var(a:buffer, 'lua_luac_executable')
+endfunction
+
+function! ale_linters#lua#luac#GetCommand(buffer) abort
+ let l:executable = ale_linters#lua#luac#GetExecutable(a:buffer)
+ return ale#Escape(l:executable) . ' -p - '
+endfunction
+
+function! ale_linters#lua#luac#Handle(buffer, lines) abort
+ " Matches patterns line the following:
+ "
+ " luac: stdin:5: '=' expected near ')'
+ " luac: stdin:8: ')' expected (to close '(' at line 6) near '123'
+ let l:pattern = '\v^.*:(\d+): (.+)$'
+ let l:output = []
+
+ for l:match in ale#util#GetMatches(a:lines, l:pattern)
+ call add(l:output, {
+ \ 'lnum': l:match[1] + 0,
+ \ 'type': 'E',
+ \ 'text': l:match[2],
+ \})
+ endfor
+
+ return l:output
+endfunction
+
+call ale#linter#Define('lua', {
+\ 'name': 'luac',
+\ 'executable_callback': 'ale_linters#lua#luac#GetExecutable',
+\ 'command_callback': 'ale_linters#lua#luac#GetCommand',
+\ 'output_stream': 'stderr',
+\ 'callback': 'ale_linters#lua#luac#Handle',
+\})