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readme: mention --pcre2 as long form of -P

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This is for consistency with the short and long flags given in other
bullet points. I originally assumed there was no long flag for `-P`
because none was given here.

PR #1254
This commit is contained in:
Rory O’Kane 2019-04-16 21:22:48 -04:00 committed by Andrew Gallant
parent 6ffd434232
commit a6222939f9
1 changed files with 2 additions and 2 deletions
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README.md
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@ -108,8 +108,8 @@ increases the times to `2.640s` for ripgrep and `10.277s` for GNU grep.
* ripgrep has optional support for switching its regex engine to use PCRE2.
Among other things, this makes it possible to use look-around and
backreferences in your patterns, which are not supported in ripgrep's default
regex engine. PCRE2 support can be enabled with `-P` (use PCRE2 always) or
`--auto-hybrid-regex` (use PCRE2 only if needed).
regex engine. PCRE2 support can be enabled with `-P/--pcre2` (use PCRE2
always) or `--auto-hybrid-regex` (use PCRE2 only if needed).
* ripgrep supports searching files in text encodings other than UTF-8, such
as UTF-16, latin-1, GBK, EUC-JP, Shift_JIS and more. (Some support for
automatically detecting UTF-16 is provided. Other text encodings must be