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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: #18273
closes: #18277

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq
2025-09-11 15:21:52 -04:00
committed by Christian Brabandt
parent f35a2af8ef
commit 6f020cde56
3 changed files with 20 additions and 7 deletions
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15
src/help.c
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@ -965,7 +965,6 @@ helptags_one(
int this_utf8;
int firstline;
int in_example;
int len;
int mix = FALSE; // detected mixed encodings
// Find all *.txt files.
@ -1117,10 +1116,16 @@ helptags_one(
}
p1 = p2;
}
len = (int)STRLEN(IObuff);
if ((len == 2 && STRCMP(&IObuff[len - 2], ">\n") == 0)
|| (len >= 3 && STRCMP(&IObuff[len - 3], " >\n") == 0))
in_example = TRUE;
size_t off = STRLEN(IObuff);
if (off >= 2 && IObuff[off - 1] == '\n')
{
off -= 2;
while (off > 0 && (ASCII_ISLOWER(IObuff[off])
|| VIM_ISDIGIT(IObuff[off])))
off--;
if (IObuff[off] == '>' && (off == 0 || IObuff[off - 1] == ' '))
in_example = TRUE;
}
line_breakcheck();
}