diff --git a/src/nvim/drawline.c b/src/nvim/drawline.c index b926f2da83..f0637549f7 100644 --- a/src/nvim/drawline.c +++ b/src/nvim/drawline.c @@ -1844,9 +1844,10 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool nochange, n_extra = 0; } } - if (on_last_col) { + if (on_last_col && c != TAB) { // Do not continue search/match highlighting over the - // line break. + // line break, but for TABs the highlighting should + // include the complete width of the character search_attr = 0; } diff --git a/src/nvim/testdir/test_match.vim b/src/nvim/testdir/test_match.vim index 3c63314253..600b6132a9 100644 --- a/src/nvim/testdir/test_match.vim +++ b/src/nvim/testdir/test_match.vim @@ -421,4 +421,22 @@ func Test_matchdelete_redraw() bw! endfunc +func Test_match_tab_with_linebreak() + CheckRunVimInTerminal + + let lines =<< trim END + set linebreak + call setline(1, "\tix") + call matchadd('ErrorMsg', '\t') + END + call writefile(lines, 'XscriptMatchTabLinebreak') + let buf = RunVimInTerminal('-S XscriptMatchTabLinebreak', #{rows: 10}) + call TermWait(buf) + call VerifyScreenDump(buf, 'Test_match_tab_linebreak', {}) + + call StopVimInTerminal(buf) + call delete('XscriptMatchTabLinebreak') +endfunc + + " vim: shiftwidth=2 sts=2 expandtab diff --git a/test/functional/legacy/match_spec.lua b/test/functional/legacy/match_spec.lua index 51cd60864e..b6e45c396c 100644 --- a/test/functional/legacy/match_spec.lua +++ b/test/functional/legacy/match_spec.lua @@ -97,4 +97,30 @@ describe('match highlighting', function() :s/0^ | ]]) end) + + it('on a Tab vim-patch:8.2.4062', function() + local screen = Screen.new(75, 10) + screen:set_default_attr_ids({ + [0] = {bold = true, foreground = Screen.colors.Blue}, -- NonText + [1] = {background = Screen.colors.Red, foreground = Screen.colors.White}, -- ErrorMsg + }) + screen:attach() + exec([[ + set linebreak + call setline(1, "\tix") + call matchadd('ErrorMsg', '\t') + ]]) + screen:expect([[ + {1: ^ }ix | + {0:~ }| + {0:~ }| + {0:~ }| + {0:~ }| + {0:~ }| + {0:~ }| + {0:~ }| + {0:~ }| + | + ]]) + end) end)