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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/fs.md | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -459,8 +459,9 @@ The same code (`src/regexp.zig`) serves addresses, Edit, and normal mode's submatches, so Edit's `s` has no `\1`-`\9`. - A pattern holding `\n` runs over the whole text: there `^` may only come first and `$` only just before a `\n`, else it is refused. -- An alternation must anchor every branch or none (`^def|^ ` works, - `^def|x` is refused). +- An alternation must anchor every branch with `^` or none (`^def|^ ` + works, `^def|x` is refused: `an alternation anchors every branch with ^ + or none`). A `$` does not count: `foo$|bar` is fine. - A class may hold non-ASCII runes (`[éa-z]`, a range up to 256 runes); a wider range or a negated class with one (`[^é]`) is refused. - At most 512 operations (about 512 characters, counted after that |