139 lines
3.7 KiB
VimL
139 lines
3.7 KiB
VimL
if exists("g:loaded_syntastic_notifier_cursor") || !exists("g:loaded_syntastic_plugin")
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finish
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endif
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let g:loaded_syntastic_notifier_cursor = 1
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let g:SyntasticCursorNotifier = {}
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" Public methods {{{1
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function! g:SyntasticCursorNotifier.New() " {{{2
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let newObj = copy(self)
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return newObj
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endfunction " }}}2
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function! g:SyntasticCursorNotifier.enabled() " {{{2
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return syntastic#util#var('echo_current_error')
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endfunction " }}}2
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function! g:SyntasticCursorNotifier.refresh(loclist) " {{{2
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if self.enabled() && !a:loclist.isEmpty()
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call syntastic#log#debug(g:_SYNTASTIC_DEBUG_NOTIFICATIONS, 'cursor: refresh')
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let b:syntastic_messages = copy(a:loclist.messages(bufnr('')))
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let b:syntastic_line = -1
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let b:syntastic_cursor_columns = a:loclist.getCursorColumns()
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autocmd! syntastic CursorMoved
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autocmd syntastic CursorMoved * call SyntasticRefreshCursor()
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endif
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endfunction " }}}2
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" @vimlint(EVL103, 1, a:loclist)
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function! g:SyntasticCursorNotifier.reset(loclist) " {{{2
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call syntastic#log#debug(g:_SYNTASTIC_DEBUG_NOTIFICATIONS, 'cursor: reset')
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autocmd! syntastic CursorMoved
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unlet! b:syntastic_messages
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let b:syntastic_line = -1
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endfunction " }}}2
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" @vimlint(EVL103, 0, a:loclist)
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" }}}1
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" Private methods {{{1
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function! SyntasticRefreshCursor() " {{{2
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if !exists('b:syntastic_messages') || empty(b:syntastic_messages)
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" file not checked
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return
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endif
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if !exists('b:syntastic_line')
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let b:syntastic_line = -1
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endif
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let l = line('.')
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let current_messages = get(b:syntastic_messages, l, {})
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if !exists('b:syntastic_cursor_columns')
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let b:syntastic_cursor_columns = g:syntastic_cursor_columns
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endif
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if b:syntastic_cursor_columns
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let c = virtcol('.')
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if !exists('b:syntastic_idx')
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let b:syntastic_idx = -1
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endif
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if s:_isSameIndex(l, b:syntastic_line, c, b:syntastic_idx, current_messages)
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return
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else
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let b:syntastic_line = l
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endif
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if !empty(current_messages)
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let b:syntastic_idx = s:_findIndex(c, current_messages)
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call syntastic#util#wideMsg(current_messages[b:syntastic_idx].text)
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else
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let b:syntastic_idx = -1
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echo
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endif
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else
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if l == b:syntastic_line
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return
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endif
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let b:syntastic_line = l
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if !empty(current_messages)
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call syntastic#util#wideMsg(current_messages[0].text)
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else
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echo
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endif
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endif
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endfunction " }}}2
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" }}}1
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" Private functions {{{1
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function! s:_isSameIndex(line, old_line, column, idx, messages) " {{{2
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if a:old_line >= 0 && a:line == a:old_line && a:idx >= 0
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if len(a:messages) <= 1
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return 1
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endif
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if a:messages[a:idx].scol <= a:column || a:idx == 0
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if a:idx == len(a:messages) - 1 || a:column < a:messages[a:idx + 1].scol
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return 1
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else
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return 0
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endif
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else
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return 0
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endif
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else
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return 0
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endif
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endfunction " }}}2
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function! s:_findIndex(column, messages) " {{{2
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let max = len(a:messages) - 1
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if max == 0
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return 0
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endif
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let min = 0
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" modified binary search: assign index 0 to columns to the left of the first error
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while min < max - 1
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let mid = (min + max) / 2
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if a:column < a:messages[mid].scol
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let max = mid
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else
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let min = mid
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endif
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endwhile
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return a:column < a:messages[max].scol ? min : max
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endfunction " }}}2
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" }}}1
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" vim: set sw=4 sts=4 et fdm=marker:
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