From: Ronald J. Kimball <rjk@linguist.dartmouth.edu>
Date: Thu, 17 May 2001 12:20:33 +0000 (-0400)
Subject: Re: [PATCH] HERE mark in regex
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=24b616965791b0bdc58cd14f68c59b427198082f;p=p5sagit%2Fp5-mst-13.2.git

Re: [PATCH] HERE mark in regex
Message-ID: <20010517122033.B1547290@linguist.thayer.dartmouth.edu>

p4raw-id: //depot/perl@10146
---

diff --git a/t/op/re_tests b/t/op/re_tests
index 5636af4..c83d742 100644
--- a/t/op/re_tests
+++ b/t/op/re_tests
@@ -45,9 +45,9 @@ a[b-d]e	ace	y	$&	ace
 a[b-d]	aac	y	$&	ac
 a[-b]	a-	y	$&	a-
 a[b-]	a-	y	$&	a-
-a[b-a]	-	c	-	Invalid [] range "b-a" in regex; marked by <-- HERE in m/a[b-a <-- HERE ]/
-a[]b	-	c	-	Unmatched [ in regex; marked by <-- HERE in m/a[ <-- HERE ]b/
-a[	-	c	-	Unmatched [ in regex; marked by <-- HERE in m/a[ <-- HERE /
+a[b-a]	-	c	-	Invalid [] range "b-a"
+a[]b	-	c	-	Unmatched [
+a[	-	c	-	Unmatched [
 a]	a]	y	$&	a]
 a[]]b	a]b	y	$&	a]b
 a[^bc]d	aed	y	$&	aed
@@ -95,21 +95,21 @@ a[\S]b	a-b	y	-	-
 ab|cd	abc	y	$&	ab
 ab|cd	abcd	y	$&	ab
 ()ef	def	y	$&-$1	ef-
-*a	-	c	-	Quantifier follows nothing in regex; marked by <-- HERE in m/* <-- HERE a/
-(*)b	-	c	-	Quantifier follows nothing in regex; marked by <-- HERE in m/(* <-- HERE )b/
+*a	-	c	-	Quantifier follows nothing
+(*)b	-	c	-	Quantifier follows nothing
 $b	b	n	-	-
 a\	-	c	-	Search pattern not terminated
 a\(b	a(b	y	$&-$1	a(b-
 a\(*b	ab	y	$&	ab
 a\(*b	a((b	y	$&	a((b
 a\\b	a\b	y	$&	a\b
-abc)	-	c	-	Unmatched ) in regex; marked by <-- HERE in m/abc) <-- HERE /
-(abc	-	c	-	Unmatched ( in regex; marked by <-- HERE in m/( <-- HERE abc/
+abc)	-	c	-	Unmatched )
+(abc	-	c	-	Unmatched (
 ((a))	abc	y	$&-$1-$2	a-a-a
 (a)b(c)	abc	y	$&-$1-$2	abc-a-c
 a+b+c	aabbabc	y	$&	abc
 a{1,}b{1,}c	aabbabc	y	$&	abc
-a**	-	c	-	Nested quantifiers in regex; marked by <-- HERE in m/a** <-- HERE /
+a**	-	c	-	Nested quantifiers
 a.+?c	abcabc	y	$&	abc
 (a+|b)*	ab	y	$&-$1	ab-b
 (a+|b){0,}	ab	y	$&-$1	ab-b
@@ -117,7 +117,7 @@ a.+?c	abcabc	y	$&	abc
 (a+|b){1,}	ab	y	$&-$1	ab-b
 (a+|b)?	ab	y	$&-$1	a-a
 (a+|b){0,1}	ab	y	$&-$1	a-a
-)(	-	c	-	Unmatched ) in regex; marked by <-- HERE in m/) <-- HERE (/
+)(	-	c	-	Unmatched )
 [^ab]*	cde	y	$&	cde
 abc		n	-	-
 a*		y	$&	
@@ -218,9 +218,9 @@ a[-]?c	ac	y	$&	ac
 'a[b-d]'i	AAC	y	$&	AC
 'a[-b]'i	A-	y	$&	A-
 'a[b-]'i	A-	y	$&	A-
-'a[b-a]'i	-	c	-	Invalid [] range "b-a" in regex; marked by <-- HERE in m/a[b-a <-- HERE ]/
-'a[]b'i	-	c	-	Unmatched [ in regex; marked by <-- HERE in m/a[ <-- HERE ]b/
-'a['i	-	c	-	Unmatched [ in regex; marked by <-- HERE in m/a[ <-- HERE /
+'a[b-a]'i	-	c	-	Invalid [] range "b-a"
+'a[]b'i	-	c	-	Unmatched [
+'a['i	-	c	-	Unmatched [
 'a]'i	A]	y	$&	A]
 'a[]]b'i	A]B	y	$&	A]B
 'a[^bc]d'i	AED	y	$&	AED
@@ -232,21 +232,21 @@ a[-]?c	ac	y	$&	ac
 'ab|cd'i	ABC	y	$&	AB
 'ab|cd'i	ABCD	y	$&	AB
 '()ef'i	DEF	y	$&-$1	EF-
-'*a'i	-	c	-	Quantifier follows nothing in regex; marked by <-- HERE in m/* <-- HERE a/
-'(*)b'i	-	c	-	Quantifier follows nothing in regex; marked by <-- HERE in m/(* <-- HERE )b/
+'*a'i	-	c	-	Quantifier follows nothing
+'(*)b'i	-	c	-	Quantifier follows nothing
 '$b'i	B	n	-	-
 'a\'i	-	c	-	Search pattern not terminated
 'a\(b'i	A(B	y	$&-$1	A(B-
 'a\(*b'i	AB	y	$&	AB
 'a\(*b'i	A((B	y	$&	A((B
 'a\\b'i	A\B	y	$&	A\B
-'abc)'i	-	c	-	Unmatched ) in regex; marked by <-- HERE in m/abc) <-- HERE /
-'(abc'i	-	c	-	Unmatched ( in regex; marked by <-- HERE in m/( <-- HERE abc/
+'abc)'i	-	c	-	Unmatched )
+'(abc'i	-	c	-	Unmatched (
 '((a))'i	ABC	y	$&-$1-$2	A-A-A
 '(a)b(c)'i	ABC	y	$&-$1-$2	ABC-A-C
 'a+b+c'i	AABBABC	y	$&	ABC
 'a{1,}b{1,}c'i	AABBABC	y	$&	ABC
-'a**'i	-	c	-	Nested quantifiers in regex; marked by <-- HERE in m/a** <-- HERE /
+'a**'i	-	c	-	Nested quantifiers
 'a.+?c'i	ABCABC	y	$&	ABC
 'a.*?c'i	ABCABC	y	$&	ABC
 'a.{0,5}?c'i	ABCABC	y	$&	ABC
@@ -257,7 +257,7 @@ a[-]?c	ac	y	$&	ac
 '(a+|b)?'i	AB	y	$&-$1	A-A
 '(a+|b){0,1}'i	AB	y	$&-$1	A-A
 '(a+|b){0,1}?'i	AB	y	$&-$1	-
-')('i	-	c	-	Unmatched ) in regex; marked by <-- HERE in m/) <-- HERE (/
+')('i	-	c	-	Unmatched )
 '[^ab]*'i	CDE	y	$&	CDE
 'abc'i		n	-	-
 'a*'i		y	$&	
@@ -346,7 +346,7 @@ a(?:b|(c|e){1,2}?|d)+?(.)	ace	y	$1$2	ce
 (?<!c)b	cb	n	-	-
 (?<!c)b	b	y	-	-
 (?<!c)b	b	y	$&	b
-(?<%)b	-	c	-	Sequence (?<%...) not recognized in regex; marked by <-- HERE in m/(?<% <-- HERE )b/
+(?<%)b	-	c	-	Sequence (?<%...) not recognized
 (?:..)*a	aba	y	$&	aba
 (?:..)*?a	aba	y	$&	a
 ^(?:b|a(?=(.)))*\1	abc	y	$&	ab
@@ -397,10 +397,10 @@ a(?:b|(c|e){1,2}?|d)+?(.)	ace	y	$1$2	ce
 '(ab)\d\1'i	ab4Ab	y	$1	ab
 foo\w*\d{4}baz	foobar1234baz	y	$&	foobar1234baz
 a(?{})b	cabd	y	$&	ab
-a(?{)b	-	c	-	Sequence (?{...}) not terminated or not {}-balanced in regex; marked by <-- HERE in m/a(?{ <-- HERE )b/
-a(?{{})b	-	c	-	Sequence (?{...}) not terminated or not {}-balanced in regex; marked by <-- HERE in m/a(?{ <-- HERE {})b/
+a(?{)b	-	c	-	Sequence (?{...}) not terminated or not {}-balanced
+a(?{{})b	-	c	-	Sequence (?{...}) not terminated or not {}-balanced
 a(?{}})b	-	c	-	
-a(?{"{"})b	-	c	-	Sequence (?{...}) not terminated or not {}-balanced in regex; marked by <-- HERE in m/a(?{ <-- HERE "{"})b/
+a(?{"{"})b	-	c	-	Sequence (?{...}) not terminated or not {}-balanced
 a(?{"\{"})b	cabd	y	$&	ab
 a(?{"{"}})b	-	c	-	Unmatched right curly bracket
 a(?{$bl="\{"}).b	caxbd	y	$bl	{
@@ -441,8 +441,8 @@ x(~~)*(?:(?:F)?)?	x~~	y	-	-
 ^(\(+)?blah(?(1)(\)))$	blah	y	($2)	()
 ^(\(+)?blah(?(1)(\)))$	blah)	n	-	-
 ^(\(+)?blah(?(1)(\)))$	(blah	n	-	-
-(?(1?)a|b)	a	c	-	Switch condition not recognized in regex; marked by <-- HERE in m/(?(1? <-- HERE )a|b)/
-(?(1)a|b|c)	a	c	-	Switch (?(condition)... contains too many branches in regex; marked by <-- HERE in m/(?(1)a|b| <-- HERE c)/
+(?(1?)a|b)	a	c	-	Switch condition not recognized
+(?(1)a|b|c)	a	c	-	Switch (?(condition)... contains too many branches
 (?(?{0})a|b)	a	n	-	-
 (?(?{0})b|a)	a	y	$&	a
 (?(?{1})b|a)	a	n	-	-
@@ -473,10 +473,10 @@ $(?<=^(a))	a	y	$1	a
 ([[:]+)	a:[b]:	y	$1	:[
 ([[=]+)	a=[b]=	y	$1	=[
 ([[.]+)	a.[b].	y	$1	.[
-[a[:xyz:	-	c	-	Unmatched [ in regex; marked by <-- HERE in m/[ <-- HERE a[:xyz:/
-[a[:xyz:]	-	c	-	POSIX class [:xyz:] unknown in regex; marked by <-- HERE in m/[a[:xyz:] <-- HERE /
+[a[:xyz:	-	c	-	Unmatched [
+[a[:xyz:]	-	c	-	POSIX class [:xyz:] unknown
 [a[:]b[:c]	abc	y	$&	abc
-([a[:xyz:]b]+)	pbaq	c	-	POSIX class [:xyz:] unknown in regex; marked by <-- HERE in m/([a[:xyz:] <-- HERE b]+)/
+([a[:xyz:]b]+)	pbaq	c	-	POSIX class [:xyz:] unknown
 [a[:]b[:c]	abc	y	$&	abc
 ([[:alpha:]]+)	ABcd01Xy__--  ${nulnul}${ffff}	y	$1	ABcd
 ([[:alnum:]]+)	ABcd01Xy__--  ${nulnul}${ffff}	y	$1	ABcd01Xy
@@ -503,12 +503,12 @@ $(?<=^(a))	a	y	$1	a
 ([[:^word:]]+)	ABcd01Xy__--  ${nulnul}${ffff}	y	$1	--  ${nulnul}${ffff}
 ([[:^upper:]]+)	ABcd01Xy__--  ${nulnul}${ffff}	y	$1	cd01
 ([[:^xdigit:]]+)	ABcd01Xy__--  ${nulnul}${ffff}	y	$1	Xy__--  ${nulnul}${ffff}
-[[:foo:]]	-	c	-	POSIX class [:foo:] unknown in regex; marked by <-- HERE in m/[[:foo:] <-- HERE ]/
-[[:^foo:]]	-	c	-	POSIX class [:^foo:] unknown in regex; marked by <-- HERE in m/[[:^foo:] <-- HERE ]/
+[[:foo:]]	-	c	-	POSIX class [:foo:] unknown
+[[:^foo:]]	-	c	-	POSIX class [:^foo:] unknown
 ((?>a+)b)	aaab	y	$1	aaab
 (?>(a+))b	aaab	y	$1	aaa
 ((?>[^()]+)|\([^()]*\))+	((abc(ade)ufh()()x	y	$&	abc(ade)ufh()()x
-(?<=x+)y	-	c	-	Variable length lookbehind not implemented in regex; marked by <-- HERE in m/(?<=x+) <-- HERE y/
+(?<=x+)y	-	c	-	Variable length lookbehind not implemented
 a{37,17}	-	c	-	Can't do {n,m} with n > m
 \Z	a\nb\n	y	$-[0]	3
 \z	a\nb\n	y	$-[0]	4