From 3944a36f14662dacdd3689224f031e48ae60ea0a Mon Sep 17 00:00:00 2001 From: Bruce Hill Date: Mon, 2 May 2022 18:01:45 -0400 Subject: Updated docs --- bp.1.md | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'bp.1.md') diff --git a/bp.1.md b/bp.1.md index 6995372..869ea42 100644 --- a/bp.1.md +++ b/bp.1.md @@ -169,8 +169,15 @@ can be combined with a comma (e.g. `` `a-z,A-Z ``). : Any one of the given escape sequences or ranges *esc1* or *esc2* (e.g. `\r,n,x01-x04`) `\N` -: A special case escape that matches a "nodent": one or more newlines followed -by the same indentation that occurs on the current line. +: A special escape that matches a "nodent": one or more newlines followed by +the same indentation that occurs on the current line. + +`\C` +: A special escape that always matches the empty string and replaces it with +the indentation of the line on which it matched. For example, this pattern +would match Bash-style heredocs that start with "<<-FOO" and end with a line +containing only the starting indentation and the string "FOO": +`"<<-" @end=(\C id) ..%\n (^end$)` `\i` : An identifier character (e.g. alphanumeric characters or underscores). -- cgit v1.2.3