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regexp/syntax: make it clearer that \b and \B are ASCII-defined

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Fixes #5896.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12645043
This commit is contained in:
Rob Pike 2013-08-08 13:26:39 +10:00
parent 077989cf94
commit b4f370ca57
1 changed files with 4 additions and 4 deletions
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8
src/pkg/regexp/syntax/doc.go
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@ -64,8 +64,8 @@ Empty strings:
^ at beginning of text or line (flag m=true)
$ at end of text (like \z not \Z) or line (flag m=true)
\A at beginning of text
\b at word boundary (\w on one side and \W, \A, or \z on the other)
\B not a word boundary
\b at ASCII word boundary (\w on one side and \W, \A, or \z on the other)
\B not an ASCII word boundary
\z at end of text
Escape sequences:
@ -104,8 +104,8 @@ Perl character classes:
\D not digits (== [^0-9])
\s whitespace (== [\t\n\f\r ])
\S not whitespace (== [^\t\n\f\r ])
\w word characters (== [0-9A-Za-z_])
\W not word characters (== [^0-9A-Za-z_])
\w ASCII word characters (== [0-9A-Za-z_])
\W not ASCII word characters (== [^0-9A-Za-z_])
ASCII character classes:
[:alnum:] alphanumeric (== [0-9A-Za-z])