diff options
author | w0rp <devw0rp@gmail.com> | 2017-05-31 11:20:57 +0100 |
---|---|---|
committer | w0rp <devw0rp@gmail.com> | 2017-05-31 11:20:57 +0100 |
commit | 676a4049b35f7e4faa4ea55ee8a371a44cf1ab61 (patch) | |
tree | 9b09b99f44dba9ee0e8000bedde8ae7cefb167b0 /autoload | |
parent | fd49f7df90f8454df2f5d9fbc07b065807b1bb4b (diff) | |
download | ale-676a4049b35f7e4faa4ea55ee8a371a44cf1ab61.zip |
#604 Add a function for creating positions needed for supporting highlights across many lines
Diffstat (limited to 'autoload')
-rw-r--r-- | autoload/ale/highlight.vim | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/autoload/ale/highlight.vim b/autoload/ale/highlight.vim index 2240c595..7807c8da 100644 --- a/autoload/ale/highlight.vim +++ b/autoload/ale/highlight.vim @@ -28,6 +28,30 @@ endif " the buffer is in focus when linting completes. let s:buffer_highlights = {} let s:buffer_restore_map = {} +" The maximum number of items for the second argument of matchaddpos() +let s:MAX_POS_VALUES = 8 +let s:MAX_COL_SIZE = 4294967296 + +function! ale#highlight#CreatePositions(line, col, end_line, end_col) abort + if a:line >= a:end_line + " For single lines, just return the one position. + return [[[a:line, a:col, a:end_col - a:col + 1]]] + endif + + " Get positions from the first line at the first column, up to a large + " integer for highlighting up to the end of the line, followed by + " the lines in-between, for highlighting entire lines, and + " a highlight for the last line, up to the end column. + let l:all_positions = + \ [[a:line, a:col, s:MAX_COL_SIZE]] + \ + range(a:line + 1, a:end_line - 1) + \ + [[a:end_line, 1, a:end_col]] + + return map( + \ range(0, len(l:all_positions) - 1, s:MAX_POS_VALUES), + \ 'l:all_positions[v:val : v:val + s:MAX_POS_VALUES - 1]', + \) +endfunction function! ale#highlight#UnqueueHighlights(buffer) abort if has_key(s:buffer_highlights, a:buffer) |