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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
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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. * ripgrep has optional support for switching its regex engine to use PCRE2.
Among other things, this makes it possible to use look-around and Among other things, this makes it possible to use look-around and
backreferences in your patterns, which are not supported in ripgrep's default 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 regex engine. PCRE2 support can be enabled with `-P/--pcre2` (use PCRE2
`--auto-hybrid-regex` (use PCRE2 only if needed). always) or `--auto-hybrid-regex` (use PCRE2 only if needed).
* ripgrep supports searching files in text encodings other than UTF-8, such * 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 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 automatically detecting UTF-16 is provided. Other text encodings must be