1 files changed, 155 insertions, 0 deletions
diff --git a/dotfiles/.vim/autoload/neomake/highlights.vim b/dotfiles/.vim/autoload/neomake/highlights.vim
new file mode 100644
index 0000000..cdc416a
--- /dev/null
+++ b/dotfiles/.vim/autoload/neomake/highlights.vim
@@ -0,0 +1,155 @@
+" vim: ts=4 sw=4 et
+
+let s:highlights = {'file': {}, 'project': {}}
+let s:highlight_types = {
+    \ 'E': 'NeomakeError',
+    \ 'W': 'NeomakeWarning',
+    \ 'I': 'NeomakeInfo',
+    \ 'M': 'NeomakeMessage'
+    \ }
+
+let s:nvim_api = exists('*nvim_buf_add_highlight')
+
+" Used in tests.
+function! neomake#highlights#_get() abort
+    return s:highlights
+endfunction
+
+if s:nvim_api
+    function! s:InitBufHighlights(type, buf) abort
+        if !bufexists(a:buf)
+            " The buffer might be wiped by now: prevent 'Invalid buffer id'.
+            return
+        endif
+        if has_key(s:highlights[a:type], a:buf)
+            call nvim_buf_clear_highlight(a:buf, s:highlights[a:type][a:buf], 0, -1)
+        else
+            let s:highlights[a:type][a:buf] = nvim_buf_add_highlight(a:buf, 0, '', 0, 0, -1)
+        endif
+    endfunction
+
+    function! s:reset(type, buf) abort
+        if has_key(s:highlights[a:type], a:buf)
+            call nvim_buf_clear_highlight(a:buf, s:highlights[a:type][a:buf], 0, -1)
+            unlet s:highlights[a:type][a:buf]
+        endif
+    endfunction
+else
+    function! s:InitBufHighlights(type, buf) abort
+        let s:highlights[a:type][a:buf] = {
+            \ 'NeomakeError': [],
+            \ 'NeomakeWarning': [],
+            \ 'NeomakeInfo': [],
+            \ 'NeomakeMessage': []
+            \ }
+    endfunction
+
+    function! s:reset(type, buf) abort
+        if has_key(s:highlights[a:type], a:buf)
+            unlet s:highlights[a:type][a:buf]
+            call neomake#highlights#ShowHighlights()
+        endif
+    endfunction
+endif
+
+function! neomake#highlights#ResetFile(buf) abort
+    call s:reset('file', a:buf)
+endfunction
+function! neomake#highlights#ResetProject(...) abort
+    if a:0  " deprecated a:buf
+        call neomake#log#warn_once('neomake#highlights#ResetProject does not use a:buf anymore.',
+                    \ 'deprecated-highlight-resetproject')
+    endif
+    for buf in keys(s:highlights['project'])
+        call s:reset('project', +buf)
+    endfor
+endfunction
+
+function! neomake#highlights#AddHighlight(entry, type) abort
+    " Some makers use line 0 for file warnings (which cannot be highlighted,
+    " e.g. cpplint with "no copyright" warnings).
+    if a:entry.lnum == 0
+        return
+    endif
+
+    if !has_key(s:highlights[a:type], a:entry.bufnr)
+        call s:InitBufHighlights(a:type, a:entry.bufnr)
+    endif
+    let hi = get(s:highlight_types, toupper(a:entry.type), 'NeomakeError')
+
+    if a:entry.col > 0 && get(g:, 'neomake_highlight_columns', 1)
+        let length = get(a:entry, 'length', 1)
+        if s:nvim_api
+            call nvim_buf_add_highlight(a:entry.bufnr, s:highlights[a:type][a:entry.bufnr], hi, a:entry.lnum - 1, a:entry.col - 1, a:entry.col + length - 1)
+        else
+            call add(s:highlights[a:type][a:entry.bufnr][hi], [a:entry.lnum, a:entry.col, length])
+        endif
+    elseif get(g:, 'neomake_highlight_lines', 0)
+        if s:nvim_api
+            call nvim_buf_add_highlight(a:entry.bufnr, s:highlights[a:type][a:entry.bufnr], hi, a:entry.lnum - 1, 0, -1)
+        else
+            call add(s:highlights[a:type][a:entry.bufnr][hi], a:entry.lnum)
+        endif
+    endif
+endfunction
+
+if s:nvim_api
+    function! neomake#highlights#ShowHighlights() abort
+    endfunction
+else
+    function! neomake#highlights#ShowHighlights() abort
+        if exists('w:neomake_highlights')
+            for highlight in w:neomake_highlights
+                try
+                    call matchdelete(highlight)
+                catch /^Vim\%((\a\+)\)\=:E803/
+                endtry
+            endfor
+        endif
+        let w:neomake_highlights = []
+
+        let buf = bufnr('%')
+        for type in ['file', 'project']
+            for [hi, locs] in items(filter(copy(get(s:highlights[type], buf, {})), '!empty(v:val)'))
+                if exists('*matchaddpos')
+                    call add(w:neomake_highlights, matchaddpos(hi, locs))
+                else
+                    for loc in locs
+                        if len(loc) == 1
+                            call add(w:neomake_highlights, matchadd(hi, '\%' . loc[0] . 'l'))
+                        else
+                            call add(w:neomake_highlights, matchadd(hi, '\%' . loc[0] . 'l\%' . loc[1] . 'c.\{' . loc[2] . '}'))
+                        endif
+                    endfor
+                endif
+            endfor
+        endfor
+    endfunction
+endif
+
+function! neomake#highlights#DefineHighlights() abort
+    for [group, link] in items({
+                \ 'NeomakeError': 'SpellBad',
+                \ 'NeomakeWarning': 'SpellCap',
+                \ 'NeomakeInfo': 'NeomakeWarning',
+                \ 'NeomakeMessage': 'NeomakeWarning'
+                \ })
+        if !neomake#utils#highlight_is_defined(group)
+            exe 'highlight link '.group.' '.link
+        endif
+    endfor
+endfunction
+
+function! s:wipe_highlights(bufnr) abort
+    for type in ['file', 'project']
+        if has_key(s:highlights[type], a:bufnr)
+            unlet s:highlights[type][a:bufnr]
+        endif
+    endfor
+endfunction
+augroup neomake_highlights
+    au!
+    autocmd BufWipeout * call s:wipe_highlights(expand('<abuf>'))
+augroup END
+
+call neomake#highlights#DefineHighlights()