71 lines
2.7 KiB
VimL
71 lines
2.7 KiB
VimL
" Description: Handle errors for cppcheck.
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function! ale#handlers#cppcheck#GetCwd(buffer) abort
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let [l:dir, l:json_path] = ale#c#FindCompileCommands(a:buffer)
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return !empty(l:dir) ? l:dir : ''
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endfunction
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function! ale#handlers#cppcheck#GetBufferPathIncludeOptions(buffer) abort
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let l:buffer_path_include = ''
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" Get path to this buffer so we can include it into cppcheck with -I
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" This could be expanded to get more -I directives from the compile
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" command in compile_commands.json, if it's found.
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let l:buffer_path = fnamemodify(bufname(a:buffer), ':p:h')
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let l:buffer_path_include = ' -I' . ale#Escape(l:buffer_path)
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return l:buffer_path_include
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endfunction
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function! ale#handlers#cppcheck#GetCompileCommandsOptions(buffer) abort
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" If the current buffer is modified, using compile_commands.json does no
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" good, so include the file's directory instead. It's not quite as good as
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" using --project, but is at least equivalent to running cppcheck on this
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" file manually from the file's directory.
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let l:modified = getbufvar(a:buffer, '&modified')
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if l:modified
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return ''
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endif
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" Search upwards from the file for compile_commands.json.
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"
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" If we find it, we'll `cd` to where the compile_commands.json file is,
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" then use the file to set up import paths, etc.
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let [l:dir, l:json_path] = ale#c#FindCompileCommands(a:buffer)
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return !empty(l:json_path)
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\ ? '--project=' . ale#Escape(l:json_path[len(l:dir) + 1: ])
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\ : ''
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endfunction
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function! ale#handlers#cppcheck#HandleCppCheckFormat(buffer, lines) abort
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" Look for lines like the following.
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"
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"test.cpp:974:6: error:inconclusive Array 'n[3]' accessed at index 3, which is out of bounds. [arrayIndexOutOfBounds]\
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" n[3]=3;
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" ^
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"" OR if cppcheck doesn't support {column} or {inconclusive:text}:
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"test.cpp:974:{column}: error:{inconclusive:inconclusive} Array 'n[3]' accessed at index 3, which is out of bounds. [arrayIndexOutOfBounds]\
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" n[3]=3;
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" ^
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let l:pattern = '\v(\f+):(\d+):(\d+|\{column\}): (\w+):(\{inconclusive:inconclusive\})? ?(.*) \[(\w+)\]\'
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let l:output = []
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for l:match in ale#util#GetMatches(a:lines, l:pattern)
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if ale#path#IsBufferPath(a:buffer, l:match[1])
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call add(l:output, {
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\ 'lnum': str2nr(l:match[2]),
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\ 'col': match(l:match[3],'{column}') >= 0 ? 1 : str2nr(l:match[3]),
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\ 'type': l:match[4] is# 'error' ? 'E' : 'W',
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\ 'sub_type': l:match[4] is# 'style' ? 'style' : '',
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\ 'text': l:match[6],
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\ 'code': l:match[7]
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\})
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endif
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endfor
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return l:output
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endfunction
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