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vim-patch:9.1.1754: :helptags doesn't skip examples with syntax

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Problem:  :helptags doesn't skip examples with syntax
          (Evgeni Chasnovski)
Solution: Check for examples with syntax (zeertzjq).

fixes: vim/vim#18273
closes: vim/vim#18277

6f020cde56
This commit is contained in:
zeertzjq
2025-09-12 06:33:37 +08:00
parent 50efe61c3c
commit ae588c183f
2 changed files with 17 additions and 6 deletions
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11
src/nvim/help.c
View File

@@ -939,11 +939,16 @@ static void helptags_one(char *dir, const char *ext, const char *tagfname, bool
}
p1 = p2;
}
size_t len = strlen(IObuff);
if ((len == 2 && strcmp(&IObuff[len - 2], ">\n") == 0)
|| (len >= 3 && strcmp(&IObuff[len - 3], " >\n") == 0)) {
size_t off = strlen(IObuff);
if (off >= 2 && IObuff[off - 1] == '\n') {
off -= 2;
while (off > 0 && (ASCII_ISLOWER(IObuff[off]) || ascii_isdigit(IObuff[off]))) {
off--;
}
if (IObuff[off] == '>' && (off == 0 || IObuff[off - 1] == ' ')) {
in_example = true;
}
}
line_breakcheck();
}

10
test/old/testdir/test_help.vim
View File

@@ -157,11 +157,17 @@ func Test_helptag_cmd()
call delete('Xtagdir/tags')
" Test parsing tags
call writefile(['*tag1*', 'Example: >', ' *notag*', 'Example end: *tag2*'],
call writefile(['*tag1*', 'Example: >', ' *notag1*', 'Example end: *tag2*',
\ '>', ' *notag2*', '<',
\ '*tag3*', 'Code: >vim', ' *notag3*', 'Code end: *tag4*',
\ '>i3config', ' *notag4*', '<'],
\ 'Xtagdir/a/doc/sample.txt')
helptags Xtagdir
call assert_equal(["tag1\ta/doc/sample.txt\t/*tag1*",
\ "tag2\ta/doc/sample.txt\t/*tag2*"], readfile('Xtagdir/tags'))
\ "tag2\ta/doc/sample.txt\t/*tag2*",
\ "tag3\ta/doc/sample.txt\t/*tag3*",
\ "tag4\ta/doc/sample.txt\t/*tag4*"],
\ readfile('Xtagdir/tags'))
" Duplicate tags in the help file
call writefile(['*tag1*', '*tag1*', '*tag2*'], 'Xtagdir/a/doc/sample.txt')