Implement new regex escape \N
[p5sagit/p5-mst-13.2.git] / t / op / re_tests
CommitLineData
5a51db05 1# This stops me getting screenfulls of syntax errors every time I accidentally
2# run this file via a shell glob
3__END__
378cc40b 4abc abc y $& abc
301f462a 5abc abc y $-[0] 0
6abc abc y $+[0] 3
378cc40b 7abc xbc n - -
8abc axc n - -
9abc abx n - -
10abc xabcy y $& abc
301f462a 11abc xabcy y $-[0] 1
12abc xabcy y $+[0] 4
378cc40b 13abc ababc y $& abc
301f462a 14abc ababc y $-[0] 2
15abc ababc y $+[0] 5
378cc40b 16ab*c abc y $& abc
301f462a 17ab*c abc y $-[0] 0
18ab*c abc y $+[0] 3
378cc40b 19ab*bc abc y $& abc
301f462a 20ab*bc abc y $-[0] 0
21ab*bc abc y $+[0] 3
378cc40b 22ab*bc abbc y $& abbc
301f462a 23ab*bc abbc y $-[0] 0
24ab*bc abbc y $+[0] 4
378cc40b 25ab*bc abbbbc y $& abbbbc
301f462a 26ab*bc abbbbc y $-[0] 0
27ab*bc abbbbc y $+[0] 6
c277df42 28.{1} abbbbc y $& a
301f462a 29.{1} abbbbc y $-[0] 0
30.{1} abbbbc y $+[0] 1
c277df42 31.{3,4} abbbbc y $& abbb
301f462a 32.{3,4} abbbbc y $-[0] 0
33.{3,4} abbbbc y $+[0] 4
afefe6bf 34\N{1} abbbbc y $& a
35\N{1} abbbbc y $-[0] 0
36\N{1} abbbbc y $+[0] 1
37\N{3,4} abbbbc y $& abbb
38\N{3,4} abbbbc y $-[0] 0
39\N{3,4} abbbbc y $+[0] 4
a687059c 40ab{0,}bc abbbbc y $& abbbbc
301f462a 41ab{0,}bc abbbbc y $-[0] 0
42ab{0,}bc abbbbc y $+[0] 6
378cc40b 43ab+bc abbc y $& abbc
301f462a 44ab+bc abbc y $-[0] 0
45ab+bc abbc y $+[0] 4
378cc40b 46ab+bc abc n - -
47ab+bc abq n - -
a687059c 48ab{1,}bc abq n - -
378cc40b 49ab+bc abbbbc y $& abbbbc
301f462a 50ab+bc abbbbc y $-[0] 0
51ab+bc abbbbc y $+[0] 6
a687059c 52ab{1,}bc abbbbc y $& abbbbc
301f462a 53ab{1,}bc abbbbc y $-[0] 0
54ab{1,}bc abbbbc y $+[0] 6
a687059c 55ab{1,3}bc abbbbc y $& abbbbc
301f462a 56ab{1,3}bc abbbbc y $-[0] 0
57ab{1,3}bc abbbbc y $+[0] 6
a687059c 58ab{3,4}bc abbbbc y $& abbbbc
301f462a 59ab{3,4}bc abbbbc y $-[0] 0
60ab{3,4}bc abbbbc y $+[0] 6
a687059c 61ab{4,5}bc abbbbc n - -
378cc40b 62ab?bc abbc y $& abbc
63ab?bc abc y $& abc
a687059c 64ab{0,1}bc abc y $& abc
378cc40b 65ab?bc abbbbc n - -
66ab?c abc y $& abc
a687059c 67ab{0,1}c abc y $& abc
378cc40b 68^abc$ abc y $& abc
69^abc$ abcc n - -
70^abc abcc y $& abc
71^abc$ aabc n - -
72abc$ aabc y $& abc
c277df42 73abc$ aabcd n - -
378cc40b 74^ abc y $&
75$ abc y $&
76a.c abc y $& abc
77a.c axc y $& axc
afefe6bf 78a\Nc abc y $& abc
378cc40b 79a.*c axyzc y $& axyzc
80a.*c axyzd n - -
afefe6bf 81a\N*c axyzd n - -
378cc40b 82a[bc]d abc n - -
83a[bc]d abd y $& abd
3b968408 84a[b]d abd y $& abd
85[a][b][d] abd y $& abd
86.[b]. abd y $& abd
87.[b]. aBd n - -
88(?i:.[b].) abd y $& abd
afefe6bf 89(?i:\N[b]\N) abd y $& abd
378cc40b 90a[b-d]e abd n - -
91a[b-d]e ace y $& ace
92a[b-d] aac y $& ac
93a[-b] a- y $& a-
94a[b-] a- y $& a-
b2a156bd 95a[b-a] - c - Invalid [] range \"b-a\"
24b61696 96a[]b - c - Unmatched [
97a[ - c - Unmatched [
378cc40b 98a] a] y $& a]
99a[]]b a]b y $& a]b
100a[^bc]d aed y $& aed
101a[^bc]d abd n - -
102a[^-b]c adc y $& adc
103a[^-b]c a-c n - -
104a[^]b]c a]c n - -
105a[^]b]c adc y $& adc
bbce6d69 106\ba\b a- y - -
107\ba\b -a y - -
108\ba\b -a- y - -
109\by\b xy n - -
110\by\b yz n - -
111\by\b xyz n - -
112\Ba\B a- n - -
113\Ba\B -a n - -
114\Ba\B -a- n - -
115\By\b xy y - -
301f462a 116\By\b xy y $-[0] 1
117\By\b xy y $+[0] 2
118\By\b xy y - -
bbce6d69 119\by\B yz y - -
120\By\B xyz y - -
121\w a y - -
122\w - n - -
123\W a n - -
124\W - y - -
125a\sb a b y - -
126a\sb a-b n - -
127a\Sb a b n - -
128a\Sb a-b y - -
129\d 1 y - -
130\d - n - -
131\D 1 n - -
132\D - y - -
133[\w] a y - -
134[\w] - n - -
135[\W] a n - -
136[\W] - y - -
137a[\s]b a b y - -
138a[\s]b a-b n - -
139a[\S]b a b n - -
140a[\S]b a-b y - -
141[\d] 1 y - -
142[\d] - n - -
143[\D] 1 n - -
144[\D] - y - -
378cc40b 145ab|cd abc y $& ab
146ab|cd abcd y $& ab
147()ef def y $&-$1 ef-
301f462a 148()ef def y $-[0] 1
149()ef def y $+[0] 3
150()ef def y $-[1] 1
151()ef def y $+[1] 1
24b61696 152*a - c - Quantifier follows nothing
e2e6a0f1 153(|*)b - c - Quantifier follows nothing
154(*)b - c - Unknown verb
378cc40b 155$b b n - -
1b1626e4 156a\ - c - Search pattern not terminated
378cc40b 157a\(b a(b y $&-$1 a(b-
158a\(*b ab y $& ab
159a\(*b a((b y $& a((b
b2a156bd 160a\\b a\\b y $& a\\b
24b61696 161abc) - c - Unmatched )
162(abc - c - Unmatched (
378cc40b 163((a)) abc y $&-$1-$2 a-a-a
301f462a 164((a)) abc y $-[0]-$-[1]-$-[2] 0-0-0
165((a)) abc y $+[0]-$+[1]-$+[2] 1-1-1
166((a)) abc b @- 0 0 0
167((a)) abc b @+ 1 1 1
378cc40b 168(a)b(c) abc y $&-$1-$2 abc-a-c
301f462a 169(a)b(c) abc y $-[0]-$-[1]-$-[2] 0-0-2
170(a)b(c) abc y $+[0]-$+[1]-$+[2] 3-1-3
378cc40b 171a+b+c aabbabc y $& abc
a687059c 172a{1,}b{1,}c aabbabc y $& abc
24b61696 173a** - c - Nested quantifiers
a0d0e21e 174a.+?c abcabc y $& abc
378cc40b 175(a+|b)* ab y $&-$1 ab-b
301f462a 176(a+|b)* ab y $-[0] 0
177(a+|b)* ab y $+[0] 2
178(a+|b)* ab y $-[1] 1
179(a+|b)* ab y $+[1] 2
a687059c 180(a+|b){0,} ab y $&-$1 ab-b
378cc40b 181(a+|b)+ ab y $&-$1 ab-b
a687059c 182(a+|b){1,} ab y $&-$1 ab-b
378cc40b 183(a+|b)? ab y $&-$1 a-a
a687059c 184(a+|b){0,1} ab y $&-$1 a-a
24b61696 185)( - c - Unmatched )
378cc40b 186[^ab]* cde y $& cde
187abc n - -
188a* y $&
189([abc])*d abbbcd y $&-$1 abbbcd-c
190([abc])*bcd abcd y $&-$1 abcd-a
191a|b|c|d|e e y $& e
192(a|b|c|d|e)f ef y $&-$1 ef-e
301f462a 193(a|b|c|d|e)f ef y $-[0] 0
194(a|b|c|d|e)f ef y $+[0] 2
195(a|b|c|d|e)f ef y $-[1] 0
196(a|b|c|d|e)f ef y $+[1] 1
378cc40b 197abcd*efg abcdefg y $& abcdefg
198ab* xabyabbbz y $& ab
199ab* xayabbbz y $& a
200(ab|cd)e abcde y $&-$1 cde-cd
201[abhgefdc]ij hij y $& hij
202^(ab|cd)e abcde n x$1y xy
203(abc|)ef abcdef y $&-$1 ef-
204(a|b)c*d abcd y $&-$1 bcd-b
205(ab|ab*)bc abc y $&-$1 abc-a
206a([bc]*)c* abc y $&-$1 abc-bc
207a([bc]*)(c*d) abcd y $&-$1-$2 abcd-bc-d
301f462a 208a([bc]*)(c*d) abcd y $-[0] 0
209a([bc]*)(c*d) abcd y $+[0] 4
210a([bc]*)(c*d) abcd y $-[1] 1
211a([bc]*)(c*d) abcd y $+[1] 3
212a([bc]*)(c*d) abcd y $-[2] 3
213a([bc]*)(c*d) abcd y $+[2] 4
378cc40b 214a([bc]+)(c*d) abcd y $&-$1-$2 abcd-bc-d
215a([bc]*)(c+d) abcd y $&-$1-$2 abcd-b-cd
301f462a 216a([bc]*)(c+d) abcd y $-[0] 0
217a([bc]*)(c+d) abcd y $+[0] 4
218a([bc]*)(c+d) abcd y $-[1] 1
219a([bc]*)(c+d) abcd y $+[1] 2
220a([bc]*)(c+d) abcd y $-[2] 2
221a([bc]*)(c+d) abcd y $+[2] 4
378cc40b 222a[bcd]*dcdcde adcdcde y $& adcdcde
223a[bcd]+dcdcde adcdcde n - -
224(ab|a)b*c abc y $&-$1 abc-ab
301f462a 225(ab|a)b*c abc y $-[0] 0
226(ab|a)b*c abc y $+[0] 3
227(ab|a)b*c abc y $-[1] 0
228(ab|a)b*c abc y $+[1] 2
378cc40b 229((a)(b)c)(d) abcd y $1-$2-$3-$4 abc-a-b-d
301f462a 230((a)(b)c)(d) abcd y $-[0] 0
231((a)(b)c)(d) abcd y $+[0] 4
232((a)(b)c)(d) abcd y $-[1] 0
233((a)(b)c)(d) abcd y $+[1] 3
234((a)(b)c)(d) abcd y $-[2] 0
235((a)(b)c)(d) abcd y $+[2] 1
236((a)(b)c)(d) abcd y $-[3] 1
237((a)(b)c)(d) abcd y $+[3] 2
238((a)(b)c)(d) abcd y $-[4] 3
239((a)(b)c)(d) abcd y $+[4] 4
378cc40b 240[a-zA-Z_][a-zA-Z0-9_]* alpha y $& alpha
241^a(bc+|b[eh])g|.h$ abh y $&-$1 bh-
242(bc+d$|ef*g.|h?i(j|k)) effgz y $&-$1-$2 effgz-effgz-
243(bc+d$|ef*g.|h?i(j|k)) ij y $&-$1-$2 ij-ij-j
244(bc+d$|ef*g.|h?i(j|k)) effg n - -
245(bc+d$|ef*g.|h?i(j|k)) bcdd n - -
246(bc+d$|ef*g.|h?i(j|k)) reffgz y $&-$1-$2 effgz-effgz-
fe14fcc3 247((((((((((a)))))))))) a y $10 a
301f462a 248((((((((((a)))))))))) a y $-[0] 0
249((((((((((a)))))))))) a y $+[0] 1
250((((((((((a)))))))))) a y $-[10] 0
251((((((((((a)))))))))) a y $+[10] 1
fe14fcc3 252((((((((((a))))))))))\10 aa y $& aa
9d116dd7 253((((((((((a))))))))))${bang} aa n - -
254((((((((((a))))))))))${bang} a! y $& a!
378cc40b 255(((((((((a))))))))) a y $& a
256multiple words of text uh-uh n - -
257multiple words multiple words, yeah y $& multiple words
258(.*)c(.*) abcde y $&-$1-$2 abcde-ab-de
259\((.*), (.*)\) (a, b) y ($2, $1) (b, a)
260[k] ab n - -
b2a156bd 261abcd abcd y $&-\$&-\\$& abcd-\$&-\\abcd
262a(bc)d abcd y $1-\$1-\\$1 bc-\$1-\\bc
378cc40b 263a[-]?c ac y $& ac
264(abc)\1 abcabc y $1 abc
265([a-c]*)\1 abcabc y $1 abc
9baa0206 266\1 - c - Reference to nonexistent group
267\2 - c - Reference to nonexistent group
88307081 268\g1 - c - Reference to nonexistent group
269\g-1 - c - Reference to nonexistent or unclosed group
270\g{1} - c - Reference to nonexistent group
271\g{-1} - c - Reference to nonexistent or unclosed group
272\g0 - c - Reference to invalid group 0
273\g-0 - c - Reference to invalid group 0
274\g{0} - c - Reference to invalid group 0
275\g{-0} - c - Reference to invalid group 0
ef64f398 276(a)|\1 a y - -
277(a)|\1 x n - -
9baa0206 278(a)|\2 - c - Reference to nonexistent group
ef64f398 279(([a-c])b*?\2)* ababbbcbc y $&-$1-$2 ababb-bb-b
280(([a-c])b*?\2){3} ababbbcbc y $&-$1-$2 ababbbcbc-cbc-c
281((\3|b)\2(a)x)+ aaxabxbaxbbx n - -
282((\3|b)\2(a)x)+ aaaxabaxbaaxbbax y $&-$1-$2-$3 bbax-bbax-b-a
283((\3|b)\2(a)){2,} bbaababbabaaaaabbaaaabba y $&-$1-$2-$3 bbaaaabba-bba-b-a
ee1d8f2a 284#Bug #3589 - up to perl-5.6.0 matches incorrectly, from 5.6.1 not anymore
285^((.)?a\2)+$ babadad n - -
301f462a 286(a)|(b) b y $-[0] 0
287(a)|(b) b y $+[0] 1
288(a)|(b) b y x$-[1] x
289(a)|(b) b y x$+[1] x
290(a)|(b) b y $-[2] 0
291(a)|(b) b y $+[2] 1
1462b684 292'abc'i ABC y $& ABC
293'abc'i XBC n - -
294'abc'i AXC n - -
295'abc'i ABX n - -
296'abc'i XABCY y $& ABC
297'abc'i ABABC y $& ABC
298'ab*c'i ABC y $& ABC
299'ab*bc'i ABC y $& ABC
300'ab*bc'i ABBC y $& ABBC
a0d0e21e 301'ab*?bc'i ABBBBC y $& ABBBBC
302'ab{0,}?bc'i ABBBBC y $& ABBBBC
303'ab+?bc'i ABBC y $& ABBC
1462b684 304'ab+bc'i ABC n - -
305'ab+bc'i ABQ n - -
306'ab{1,}bc'i ABQ n - -
307'ab+bc'i ABBBBC y $& ABBBBC
a0d0e21e 308'ab{1,}?bc'i ABBBBC y $& ABBBBC
309'ab{1,3}?bc'i ABBBBC y $& ABBBBC
310'ab{3,4}?bc'i ABBBBC y $& ABBBBC
311'ab{4,5}?bc'i ABBBBC n - -
312'ab??bc'i ABBC y $& ABBC
313'ab??bc'i ABC y $& ABC
314'ab{0,1}?bc'i ABC y $& ABC
315'ab??bc'i ABBBBC n - -
316'ab??c'i ABC y $& ABC
317'ab{0,1}?c'i ABC y $& ABC
1462b684 318'^abc$'i ABC y $& ABC
319'^abc$'i ABCC n - -
320'^abc'i ABCC y $& ABC
321'^abc$'i AABC n - -
322'abc$'i AABC y $& ABC
323'^'i ABC y $&
324'$'i ABC y $&
325'a.c'i ABC y $& ABC
326'a.c'i AXC y $& AXC
afefe6bf 327'a\Nc'i ABC y $& ABC
a0d0e21e 328'a.*?c'i AXYZC y $& AXYZC
1462b684 329'a.*c'i AXYZD n - -
330'a[bc]d'i ABC n - -
331'a[bc]d'i ABD y $& ABD
332'a[b-d]e'i ABD n - -
333'a[b-d]e'i ACE y $& ACE
334'a[b-d]'i AAC y $& AC
335'a[-b]'i A- y $& A-
336'a[b-]'i A- y $& A-
b2a156bd 337'a[b-a]'i - c - Invalid [] range \"b-a\"
24b61696 338'a[]b'i - c - Unmatched [
339'a['i - c - Unmatched [
1462b684 340'a]'i A] y $& A]
341'a[]]b'i A]B y $& A]B
342'a[^bc]d'i AED y $& AED
343'a[^bc]d'i ABD n - -
344'a[^-b]c'i ADC y $& ADC
345'a[^-b]c'i A-C n - -
346'a[^]b]c'i A]C n - -
347'a[^]b]c'i ADC y $& ADC
348'ab|cd'i ABC y $& AB
349'ab|cd'i ABCD y $& AB
350'()ef'i DEF y $&-$1 EF-
24b61696 351'*a'i - c - Quantifier follows nothing
e2e6a0f1 352'(|*)b'i - c - Quantifier follows nothing
353'(*)b'i - c - Unknown verb
1462b684 354'$b'i B n - -
1b1626e4 355'a\'i - c - Search pattern not terminated
1462b684 356'a\(b'i A(B y $&-$1 A(B-
357'a\(*b'i AB y $& AB
358'a\(*b'i A((B y $& A((B
b2a156bd 359'a\\b'i A\\B y $& A\\B
24b61696 360'abc)'i - c - Unmatched )
361'(abc'i - c - Unmatched (
1462b684 362'((a))'i ABC y $&-$1-$2 A-A-A
363'(a)b(c)'i ABC y $&-$1-$2 ABC-A-C
364'a+b+c'i AABBABC y $& ABC
365'a{1,}b{1,}c'i AABBABC y $& ABC
24b61696 366'a**'i - c - Nested quantifiers
a0d0e21e 367'a.+?c'i ABCABC y $& ABC
368'a.*?c'i ABCABC y $& ABC
369'a.{0,5}?c'i ABCABC y $& ABC
1462b684 370'(a+|b)*'i AB y $&-$1 AB-B
371'(a+|b){0,}'i AB y $&-$1 AB-B
372'(a+|b)+'i AB y $&-$1 AB-B
373'(a+|b){1,}'i AB y $&-$1 AB-B
374'(a+|b)?'i AB y $&-$1 A-A
375'(a+|b){0,1}'i AB y $&-$1 A-A
a0d0e21e 376'(a+|b){0,1}?'i AB y $&-$1 -
24b61696 377')('i - c - Unmatched )
1462b684 378'[^ab]*'i CDE y $& CDE
379'abc'i n - -
380'a*'i y $&
381'([abc])*d'i ABBBCD y $&-$1 ABBBCD-C
382'([abc])*bcd'i ABCD y $&-$1 ABCD-A
383'a|b|c|d|e'i E y $& E
384'(a|b|c|d|e)f'i EF y $&-$1 EF-E
1462b684 385'abcd*efg'i ABCDEFG y $& ABCDEFG
386'ab*'i XABYABBBZ y $& AB
387'ab*'i XAYABBBZ y $& A
388'(ab|cd)e'i ABCDE y $&-$1 CDE-CD
389'[abhgefdc]ij'i HIJ y $& HIJ
390'^(ab|cd)e'i ABCDE n x$1y XY
391'(abc|)ef'i ABCDEF y $&-$1 EF-
392'(a|b)c*d'i ABCD y $&-$1 BCD-B
393'(ab|ab*)bc'i ABC y $&-$1 ABC-A
394'a([bc]*)c*'i ABC y $&-$1 ABC-BC
395'a([bc]*)(c*d)'i ABCD y $&-$1-$2 ABCD-BC-D
396'a([bc]+)(c*d)'i ABCD y $&-$1-$2 ABCD-BC-D
397'a([bc]*)(c+d)'i ABCD y $&-$1-$2 ABCD-B-CD
398'a[bcd]*dcdcde'i ADCDCDE y $& ADCDCDE
399'a[bcd]+dcdcde'i ADCDCDE n - -
400'(ab|a)b*c'i ABC y $&-$1 ABC-AB
401'((a)(b)c)(d)'i ABCD y $1-$2-$3-$4 ABC-A-B-D
402'[a-zA-Z_][a-zA-Z0-9_]*'i ALPHA y $& ALPHA
403'^a(bc+|b[eh])g|.h$'i ABH y $&-$1 BH-
404'(bc+d$|ef*g.|h?i(j|k))'i EFFGZ y $&-$1-$2 EFFGZ-EFFGZ-
405'(bc+d$|ef*g.|h?i(j|k))'i IJ y $&-$1-$2 IJ-IJ-J
406'(bc+d$|ef*g.|h?i(j|k))'i EFFG n - -
407'(bc+d$|ef*g.|h?i(j|k))'i BCDD n - -
408'(bc+d$|ef*g.|h?i(j|k))'i REFFGZ y $&-$1-$2 EFFGZ-EFFGZ-
409'((((((((((a))))))))))'i A y $10 A
410'((((((((((a))))))))))\10'i AA y $& AA
9d116dd7 411'((((((((((a))))))))))${bang}'i AA n - -
412'((((((((((a))))))))))${bang}'i A! y $& A!
1462b684 413'(((((((((a)))))))))'i A y $& A
a0d0e21e 414'(?:(?:(?:(?:(?:(?:(?:(?:(?:(a))))))))))'i A y $1 A
415'(?:(?:(?:(?:(?:(?:(?:(?:(?:(a|b|c))))))))))'i C y $1 C
1462b684 416'multiple words of text'i UH-UH n - -
417'multiple words'i MULTIPLE WORDS, YEAH y $& MULTIPLE WORDS
418'(.*)c(.*)'i ABCDE y $&-$1-$2 ABCDE-AB-DE
419'\((.*), (.*)\)'i (A, B) y ($2, $1) (B, A)
420'[k]'i AB n - -
b2a156bd 421'abcd'i ABCD y $&-\$&-\\$& ABCD-\$&-\\ABCD
422'a(bc)d'i ABCD y $1-\$1-\\$1 BC-\$1-\\BC
1462b684 423'a[-]?c'i AC y $& AC
424'(abc)\1'i ABCABC y $1 ABC
425'([a-c]*)\1'i ABCABC y $1 ABC
a0d0e21e 426a(?!b). abad y $& ad
89c6a13e 427(?=)a a y $& a
a0d0e21e 428a(?=d). abad y $& ad
429a(?=c|d). abad y $& ad
430a(?:b|c|d)(.) ace y $1 e
431a(?:b|c|d)*(.) ace y $1 e
432a(?:b|c|d)+?(.) ace y $1 e
c277df42 433a(?:b|c|d)+?(.) acdbcdbe y $1 d
434a(?:b|c|d)+(.) acdbcdbe y $1 e
435a(?:b|c|d){2}(.) acdbcdbe y $1 b
436a(?:b|c|d){4,5}(.) acdbcdbe y $1 b
437a(?:b|c|d){4,5}?(.) acdbcdbe y $1 d
438((foo)|(bar))* foobar y $1-$2-$3 bar-foo-bar
9baa0206 439:(?: - c - Sequence (? incomplete
c277df42 440a(?:b|c|d){6,7}(.) acdbcdbe y $1 e
441a(?:b|c|d){6,7}?(.) acdbcdbe y $1 e
442a(?:b|c|d){5,6}(.) acdbcdbe y $1 e
443a(?:b|c|d){5,6}?(.) acdbcdbe y $1 b
444a(?:b|c|d){5,7}(.) acdbcdbe y $1 e
445a(?:b|c|d){5,7}?(.) acdbcdbe y $1 b
a0d0e21e 446a(?:b|(c|e){1,2}?|d)+?(.) ace y $1$2 ce
447^(.+)?B AB y $1 A
c277df42 448^([^a-z])|(\^)$ . y $1 .
449^[<>]& <&OUT y $& <&
450^(a\1?){4}$ aaaaaaaaaa y $1 aaaa
451^(a\1?){4}$ aaaaaaaaa n - -
452^(a\1?){4}$ aaaaaaaaaaa n - -
af3f8c16 453^(a(?(1)\1)){4}$ aaaaaaaaaa y $1 aaaa
454^(a(?(1)\1)){4}$ aaaaaaaaa n - -
455^(a(?(1)\1)){4}$ aaaaaaaaaaa n - -
708e3b05 456((a{4})+) aaaaaaaaa y $1 aaaaaaaa
457(((aa){2})+) aaaaaaaaaa y $1 aaaaaaaa
458(((a{2}){2})+) aaaaaaaaaa y $1 aaaaaaaa
c277df42 459(?:(f)(o)(o)|(b)(a)(r))* foobar y $1:$2:$3:$4:$5:$6 f:o:o:b:a:r
460(?<=a)b ab y $& b
461(?<=a)b cb n - -
462(?<=a)b b n - -
463(?<!c)b ab y $& b
464(?<!c)b cb n - -
465(?<!c)b b y - -
466(?<!c)b b y $& b
24b61696 467(?<%)b - c - Sequence (?<%...) not recognized
c277df42 468(?:..)*a aba y $& aba
469(?:..)*?a aba y $& a
470^(?:b|a(?=(.)))*\1 abc y $& ab
471^(){3,5} abc y a$1 a
472^(a+)*ax aax y $1 a
473^((a|b)+)*ax aax y $1 a
474^((a|bc)+)*ax aax y $1 a
475(a|x)*ab cab y y$1 y
476(a)*ab cab y y$1 y
477(?:(?i)a)b ab y $& ab
478((?i)a)b ab y $&:$1 ab:a
479(?:(?i)a)b Ab y $& Ab
480((?i)a)b Ab y $&:$1 Ab:A
481(?:(?i)a)b aB n - -
482((?i)a)b aB n - -
ca9dfc88 483(?i:a)b ab y $& ab
484((?i:a))b ab y $&:$1 ab:a
485(?i:a)b Ab y $& Ab
486((?i:a))b Ab y $&:$1 Ab:A
487(?i:a)b aB n - -
488((?i:a))b aB n - -
489'(?:(?-i)a)b'i ab y $& ab
490'((?-i)a)b'i ab y $&:$1 ab:a
491'(?:(?-i)a)b'i aB y $& aB
492'((?-i)a)b'i aB y $&:$1 aB:a
493'(?:(?-i)a)b'i Ab n - -
494'((?-i)a)b'i Ab n - -
495'(?:(?-i)a)b'i aB y $& aB
496'((?-i)a)b'i aB y $1 a
497'(?:(?-i)a)b'i AB n - -
498'((?-i)a)b'i AB n - -
499'(?-i:a)b'i ab y $& ab
500'((?-i:a))b'i ab y $&:$1 ab:a
501'(?-i:a)b'i aB y $& aB
502'((?-i:a))b'i aB y $&:$1 aB:a
503'(?-i:a)b'i Ab n - -
504'((?-i:a))b'i Ab n - -
505'(?-i:a)b'i aB y $& aB
506'((?-i:a))b'i aB y $1 a
507'(?-i:a)b'i AB n - -
508'((?-i:a))b'i AB n - -
509'((?-i:a.))b'i a\nB n - -
afefe6bf 510'((?-i:a\N))b'i a\nB n - -
ca9dfc88 511'((?s-i:a.))b'i a\nB y $1 a\n
afefe6bf 512'((?s-i:a\N))b'i a\nB n - -
ca9dfc88 513'((?s-i:a.))b'i B\nB n - -
afefe6bf 514'((?s-i:a\N))b'i B\nB n - -
c277df42 515(?:c|d)(?:)(?:a(?:)(?:b)(?:b(?:))(?:b(?:)(?:b))) cabbbb y $& cabbbb
516(?:c|d)(?:)(?:aaaaaaaa(?:)(?:bbbbbbbb)(?:bbbbbbbb(?:))(?:bbbbbbbb(?:)(?:bbbbbbbb))) caaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb y $& caaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
517'(ab)\d\1'i Ab4ab y $1 Ab
518'(ab)\d\1'i ab4Ab y $1 ab
ad4f75a6 519foo\w*\d{4}baz foobar1234baz y $& foobar1234baz
61525e55 520a(?{})b cabd y $& ab
24b61696 521a(?{)b - c - Sequence (?{...}) not terminated or not {}-balanced
522a(?{{})b - c - Sequence (?{...}) not terminated or not {}-balanced
380a0633 523a(?{}})b - c -
24b61696 524a(?{"{"})b - c - Sequence (?{...}) not terminated or not {}-balanced
61525e55 525a(?{"\{"})b cabd y $& ab
d98d5fff 526a(?{"{"}})b - c - Unmatched right curly bracket
61525e55 527a(?{$::bl="\{"}).b caxbd y $::bl {
c277df42 528x(~~)*(?:(?:F)?)? x~~ y - -
529^a(?#xxx){3}c aaac y $& aaac
530'^a (?#xxx) (?#yyy) {3}c'x aaac y $& aaac
531(?<![cd])b dbcb n - -
532(?<![cd])[ab] dbaacb y $& a
533(?<!(c|d))b dbcb n - -
534(?<!(c|d))[ab] dbaacb y $& a
535(?<!cd)[ab] cdaccb y $& b
536^(?:a?b?)*$ a-- n - -
537((?s)^a(.))((?m)^b$) a\nb\nc\n y $1;$2;$3 a\n;\n;b
538((?m)^b$) a\nb\nc\n y $1 b
539(?m)^b a\nb\n y $& b
540(?m)^(b) a\nb\n y $1 b
541((?m)^b) a\nb\n y $1 b
542\n((?m)^b) a\nb\n y $1 b
543((?s).)c(?!.) a\nb\nc\n y $1 \n
544((?s).)c(?!.) a\nb\nc\n y $1:$& \n:\nc
545((?s)b.)c(?!.) a\nb\nc\n y $1 b\n
546((?s)b.)c(?!.) a\nb\nc\n y $1:$& b\n:b\nc
547^b a\nb\nc\n n - -
548()^b a\nb\nc\n n - -
549((?m)^b) a\nb\nc\n y $1 b
550(?(1)a|b) a n - -
551(?(1)b|a) a y $& a
552(x)?(?(1)a|b) a n - -
553(x)?(?(1)b|a) a y $& a
554()?(?(1)b|a) a y $& a
555()(?(1)b|a) a n - -
556()?(?(1)a|b) a y $& a
557^(\()?blah(?(1)(\)))$ (blah) y $2 )
558^(\()?blah(?(1)(\)))$ blah y ($2) ()
559^(\()?blah(?(1)(\)))$ blah) n - -
560^(\()?blah(?(1)(\)))$ (blah n - -
561^(\(+)?blah(?(1)(\)))$ (blah) y $2 )
562^(\(+)?blah(?(1)(\)))$ blah y ($2) ()
563^(\(+)?blah(?(1)(\)))$ blah) n - -
564^(\(+)?blah(?(1)(\)))$ (blah n - -
24b61696 565(?(1?)a|b) a c - Switch condition not recognized
566(?(1)a|b|c) a c - Switch (?(condition)... contains too many branches
61525e55 567(?(?{0})a|b) a n - -
568(?(?{0})b|a) a y $& a
569(?(?{1})b|a) a n - -
570(?(?{1})a|b) a y $& a
c277df42 571(?(?!a)a|b) a n - -
572(?(?!a)b|a) a y $& a
573(?(?=a)b|a) a n - -
574(?(?=a)a|b) a y $& a
575(?=(a+?))(\1ab) aaab y $2 aab
576^(?=(a+?))\1ab aaab n - -
577(\w+:)+ one: y $1 one:
578$(?<=^(a)) a y $1 a
579(?=(a+?))(\1ab) aaab y $2 aab
580^(?=(a+?))\1ab aaab n - -
581([\w:]+::)?(\w+)$ abcd: n - -
582([\w:]+::)?(\w+)$ abcd y $1-$2 -abcd
583([\w:]+::)?(\w+)$ xy:z:::abcd y $1-$2 xy:z:::-abcd
584^[^bcd]*(c+) aexycd y $1 c
585(a*)b+ caab y $1 aa
586([\w:]+::)?(\w+)$ abcd: n - -
587([\w:]+::)?(\w+)$ abcd y $1-$2 -abcd
588([\w:]+::)?(\w+)$ xy:z:::abcd y $1-$2 xy:z:::-abcd
589^[^bcd]*(c+) aexycd y $1 c
61525e55 590(?{$a=2})a*aa(?{local$a=$a+1})k*c(?{$b=$a}) yaaxxaaaacd y $b 3
591(?{$a=2})(a(?{local$a=$a+1}))*aak*c(?{$b=$a}) yaaxxaaaacd y $b 4
c277df42 592(>a+)ab aaab n - -
fe44a5e8 593(?>a+)b aaab y - -
4599a1de 594([[:]+) a:[b]: y $1 :[
595([[=]+) a=[b]= y $1 =[
596([[.]+) a.[b]. y $1 .[
24b61696 597[a[:xyz: - c - Unmatched [
598[a[:xyz:] - c - POSIX class [:xyz:] unknown
767d463e 599[a[:]b[:c] abc y $& abc
24b61696 600([a[:xyz:]b]+) pbaq c - POSIX class [:xyz:] unknown
b8c5462f 601[a[:]b[:c] abc y $& abc
602([[:alpha:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd
603([[:alnum:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy
604([[:ascii:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy__-- ${nulnul}
605([[:cntrl:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ${nulnul}
606([[:digit:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 01
607([[:graph:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy__--
608([[:lower:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 cd
609([[:print:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy__--
610([[:punct:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 __--
611([[:space:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1
612([[:word:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy__
613([[:upper:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 AB
614([[:xdigit:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01
615([[:^alpha:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 01
616([[:^alnum:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 __-- ${nulnul}${ffff}
617([[:^ascii:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ${ffff}
618([[:^cntrl:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy__--
619([[:^digit:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd
620([[:^lower:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 AB
621([[:^print:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ${nulnul}${ffff}
622([[:^punct:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy
623([[:^space:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 ABcd01Xy__--
624([[:^word:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 -- ${nulnul}${ffff}
625([[:^upper:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 cd01
626([[:^xdigit:]]+) ABcd01Xy__-- ${nulnul}${ffff} y $1 Xy__-- ${nulnul}${ffff}
24b61696 627[[:foo:]] - c - POSIX class [:foo:] unknown
628[[:^foo:]] - c - POSIX class [:^foo:] unknown
fe44a5e8 629((?>a+)b) aaab y $1 aaab
630(?>(a+))b aaab y $1 aaa
c277df42 631((?>[^()]+)|\([^()]*\))+ ((abc(ade)ufh()()x y $& abc(ade)ufh()()x
24b61696 632(?<=x+)y - c - Variable length lookbehind not implemented
9baa0206 633a{37,17} - c - Can't do {n,m} with n > m
8fa23287 634a{37,0} - c - Can't do {n,m} with n > m
cf93c79d 635\Z a\nb\n y $-[0] 3
636\z a\nb\n y $-[0] 4
637$ a\nb\n y $-[0] 3
638\Z b\na\n y $-[0] 3
639\z b\na\n y $-[0] 4
640$ b\na\n y $-[0] 3
641\Z b\na y $-[0] 3
642\z b\na y $-[0] 3
643$ b\na y $-[0] 3
644'\Z'm a\nb\n y $-[0] 3
645'\z'm a\nb\n y $-[0] 4
646'$'m a\nb\n y $-[0] 1
647'\Z'm b\na\n y $-[0] 3
648'\z'm b\na\n y $-[0] 4
649'$'m b\na\n y $-[0] 1
650'\Z'm b\na y $-[0] 3
651'\z'm b\na y $-[0] 3
652'$'m b\na y $-[0] 1
b85d18e9 653a\Z a\nb\n n - -
cf93c79d 654a\z a\nb\n n - -
655a$ a\nb\n n - -
656a\Z b\na\n y $-[0] 2
657a\z b\na\n n - -
658a$ b\na\n y $-[0] 2
659a\Z b\na y $-[0] 2
660a\z b\na y $-[0] 2
661a$ b\na y $-[0] 2
a1917ab9 662'a\Z'm a\nb\n n - -
cf93c79d 663'a\z'm a\nb\n n - -
664'a$'m a\nb\n y $-[0] 0
665'a\Z'm b\na\n y $-[0] 2
666'a\z'm b\na\n n - -
667'a$'m b\na\n y $-[0] 2
668'a\Z'm b\na y $-[0] 2
669'a\z'm b\na y $-[0] 2
670'a$'m b\na y $-[0] 2
671aa\Z aa\nb\n n - -
672aa\z aa\nb\n n - -
673aa$ aa\nb\n n - -
674aa\Z b\naa\n y $-[0] 2
675aa\z b\naa\n n - -
676aa$ b\naa\n y $-[0] 2
677aa\Z b\naa y $-[0] 2
678aa\z b\naa y $-[0] 2
679aa$ b\naa y $-[0] 2
a1917ab9 680'aa\Z'm aa\nb\n n - -
cf93c79d 681'aa\z'm aa\nb\n n - -
682'aa$'m aa\nb\n y $-[0] 0
683'aa\Z'm b\naa\n y $-[0] 2
684'aa\z'm b\naa\n n - -
685'aa$'m b\naa\n y $-[0] 2
686'aa\Z'm b\naa y $-[0] 2
687'aa\z'm b\naa y $-[0] 2
688'aa$'m b\naa y $-[0] 2
689aa\Z ac\nb\n n - -
690aa\z ac\nb\n n - -
691aa$ ac\nb\n n - -
692aa\Z b\nac\n n - -
693aa\z b\nac\n n - -
694aa$ b\nac\n n - -
695aa\Z b\nac n - -
696aa\z b\nac n - -
697aa$ b\nac n - -
698'aa\Z'm ac\nb\n n - -
699'aa\z'm ac\nb\n n - -
700'aa$'m ac\nb\n n - -
701'aa\Z'm b\nac\n n - -
702'aa\z'm b\nac\n n - -
703'aa$'m b\nac\n n - -
704'aa\Z'm b\nac n - -
705'aa\z'm b\nac n - -
706'aa$'m b\nac n - -
707aa\Z ca\nb\n n - -
708aa\z ca\nb\n n - -
709aa$ ca\nb\n n - -
710aa\Z b\nca\n n - -
711aa\z b\nca\n n - -
712aa$ b\nca\n n - -
713aa\Z b\nca n - -
714aa\z b\nca n - -
715aa$ b\nca n - -
716'aa\Z'm ca\nb\n n - -
717'aa\z'm ca\nb\n n - -
718'aa$'m ca\nb\n n - -
719'aa\Z'm b\nca\n n - -
720'aa\z'm b\nca\n n - -
721'aa$'m b\nca\n n - -
722'aa\Z'm b\nca n - -
723'aa\z'm b\nca n - -
724'aa$'m b\nca n - -
725ab\Z ab\nb\n n - -
726ab\z ab\nb\n n - -
727ab$ ab\nb\n n - -
728ab\Z b\nab\n y $-[0] 2
729ab\z b\nab\n n - -
730ab$ b\nab\n y $-[0] 2
731ab\Z b\nab y $-[0] 2
732ab\z b\nab y $-[0] 2
733ab$ b\nab y $-[0] 2
a1917ab9 734'ab\Z'm ab\nb\n n - -
cf93c79d 735'ab\z'm ab\nb\n n - -
736'ab$'m ab\nb\n y $-[0] 0
737'ab\Z'm b\nab\n y $-[0] 2
738'ab\z'm b\nab\n n - -
739'ab$'m b\nab\n y $-[0] 2
740'ab\Z'm b\nab y $-[0] 2
741'ab\z'm b\nab y $-[0] 2
742'ab$'m b\nab y $-[0] 2
743ab\Z ac\nb\n n - -
744ab\z ac\nb\n n - -
745ab$ ac\nb\n n - -
746ab\Z b\nac\n n - -
747ab\z b\nac\n n - -
748ab$ b\nac\n n - -
749ab\Z b\nac n - -
750ab\z b\nac n - -
751ab$ b\nac n - -
752'ab\Z'm ac\nb\n n - -
753'ab\z'm ac\nb\n n - -
754'ab$'m ac\nb\n n - -
755'ab\Z'm b\nac\n n - -
756'ab\z'm b\nac\n n - -
757'ab$'m b\nac\n n - -
758'ab\Z'm b\nac n - -
759'ab\z'm b\nac n - -
760'ab$'m b\nac n - -
761ab\Z ca\nb\n n - -
762ab\z ca\nb\n n - -
763ab$ ca\nb\n n - -
764ab\Z b\nca\n n - -
765ab\z b\nca\n n - -
766ab$ b\nca\n n - -
767ab\Z b\nca n - -
768ab\z b\nca n - -
769ab$ b\nca n - -
770'ab\Z'm ca\nb\n n - -
771'ab\z'm ca\nb\n n - -
772'ab$'m ca\nb\n n - -
773'ab\Z'm b\nca\n n - -
774'ab\z'm b\nca\n n - -
775'ab$'m b\nca\n n - -
776'ab\Z'm b\nca n - -
777'ab\z'm b\nca n - -
778'ab$'m b\nca n - -
779abb\Z abb\nb\n n - -
780abb\z abb\nb\n n - -
781abb$ abb\nb\n n - -
782abb\Z b\nabb\n y $-[0] 2
783abb\z b\nabb\n n - -
784abb$ b\nabb\n y $-[0] 2
785abb\Z b\nabb y $-[0] 2
786abb\z b\nabb y $-[0] 2
787abb$ b\nabb y $-[0] 2
a1917ab9 788'abb\Z'm abb\nb\n n - -
cf93c79d 789'abb\z'm abb\nb\n n - -
790'abb$'m abb\nb\n y $-[0] 0
791'abb\Z'm b\nabb\n y $-[0] 2
792'abb\z'm b\nabb\n n - -
793'abb$'m b\nabb\n y $-[0] 2
794'abb\Z'm b\nabb y $-[0] 2
795'abb\z'm b\nabb y $-[0] 2
796'abb$'m b\nabb y $-[0] 2
797abb\Z ac\nb\n n - -
798abb\z ac\nb\n n - -
799abb$ ac\nb\n n - -
800abb\Z b\nac\n n - -
801abb\z b\nac\n n - -
802abb$ b\nac\n n - -
803abb\Z b\nac n - -
804abb\z b\nac n - -
805abb$ b\nac n - -
806'abb\Z'm ac\nb\n n - -
807'abb\z'm ac\nb\n n - -
808'abb$'m ac\nb\n n - -
809'abb\Z'm b\nac\n n - -
810'abb\z'm b\nac\n n - -
811'abb$'m b\nac\n n - -
812'abb\Z'm b\nac n - -
813'abb\z'm b\nac n - -
814'abb$'m b\nac n - -
815abb\Z ca\nb\n n - -
816abb\z ca\nb\n n - -
817abb$ ca\nb\n n - -
818abb\Z b\nca\n n - -
819abb\z b\nca\n n - -
820abb$ b\nca\n n - -
821abb\Z b\nca n - -
822abb\z b\nca n - -
823abb$ b\nca n - -
824'abb\Z'm ca\nb\n n - -
825'abb\z'm ca\nb\n n - -
826'abb$'m ca\nb\n n - -
827'abb\Z'm b\nca\n n - -
828'abb\z'm b\nca\n n - -
829'abb$'m b\nca\n n - -
830'abb\Z'm b\nca n - -
831'abb\z'm b\nca n - -
832'abb$'m b\nca n - -
8e680dc3 833(^|x)(c) ca y $2 c
aca2d497 834a*abc?xyz+pqr{3}ab{2,}xy{4,5}pq{0,6}AB{0,}zz x n - -
61525e55 835a(?{$a=2;$b=3;($b)=$a})b yabz y $b 2
9fe1d20c 836round\(((?>[^()]+))\) _I(round(xs * sz),1) y $1 xs * sz
ce3e6498 837'((?x:.) )' x y $1- x -
838'((?-x:.) )'x x y $1- x-
adac82c7 839foo.bart foo.bart y - -
2c2d71f5 840'^d[x][x][x]'m abcd\ndxxx y - -
841.X(.+)+X bbbbXcXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
842.X(.+)+XX bbbbXcXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
843.XX(.+)+X bbbbXXcXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
844.X(.+)+X bbbbXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
845.X(.+)+XX bbbbXXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
846.XX(.+)+X bbbbXXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
847.X(.+)+[X] bbbbXcXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
848.X(.+)+[X][X] bbbbXcXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
849.XX(.+)+[X] bbbbXXcXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
850.X(.+)+[X] bbbbXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
851.X(.+)+[X][X] bbbbXXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
852.XX(.+)+[X] bbbbXXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
853.[X](.+)+[X] bbbbXcXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
854.[X](.+)+[X][X] bbbbXcXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
855.[X][X](.+)+[X] bbbbXXcXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y - -
856.[X](.+)+[X] bbbbXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
857.[X](.+)+[X][X] bbbbXXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
858.[X][X](.+)+[X] bbbbXXXaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa n - -
859tt+$ xxxtt y - -
1209ba90 860([a-\d]+) za-9z y $1 a-9
1209ba90 861([\d-z]+) a0-za y $1 0-z
73b437c8 862([\d-\s]+) a0- z y $1 0-
1209ba90 863([a-[:digit:]]+) za-9z y $1 a-9
1209ba90 864([[:digit:]-z]+) =0-z= y $1 0-z
73b437c8 865([[:digit:]-[:alpha:]]+) =0-z= y $1 0-z
30382c73 866\GX.*X aaaXbX n - -
6eb5f6b9 867(\d+\.\d+) 3.1415926 y $1 3.1415926
868(\ba.{0,10}br) have a web browser y $1 a web br
66e933ab 869'\.c(pp|xx|c)?$'i Changes n - -
870'\.c(pp|xx|c)?$'i IO.c y - -
871'(\.c(pp|xx|c)?$)'i IO.c y $1 .c
653099ff 872^([a-z]:) C:/ n - -
60e71179 873'^\S\s+aa$'m \nx aa y - -
de0c8cb8 874(^|a)b ab y - -
f06a1d4e 875^([ab]*?)(b)?(c)$ abac y -$2- --
29d1e993 876(\w)?(abc)\1b abcab n - -
2a8d9689 877^(?:.,){2}c a,b,c y - -
878^(.,){2}c a,b,c y $1 b,
879^(?:[^,]*,){2}c a,b,c y - -
880^([^,]*,){2}c a,b,c y $1 b,
4b2cff9a 881^([^,]*,){3}d aaa,b,c,d y $1 c,
882^([^,]*,){3,}d aaa,b,c,d y $1 c,
883^([^,]*,){0,3}d aaa,b,c,d y $1 c,
884^([^,]{1,3},){3}d aaa,b,c,d y $1 c,
885^([^,]{1,3},){3,}d aaa,b,c,d y $1 c,
886^([^,]{1,3},){0,3}d aaa,b,c,d y $1 c,
887^([^,]{1,},){3}d aaa,b,c,d y $1 c,
888^([^,]{1,},){3,}d aaa,b,c,d y $1 c,
889^([^,]{1,},){0,3}d aaa,b,c,d y $1 c,
890^([^,]{0,3},){3}d aaa,b,c,d y $1 c,
891^([^,]{0,3},){3,}d aaa,b,c,d y $1 c,
892^([^,]{0,3},){0,3}d aaa,b,c,d y $1 c,
bf93d4cc 893(?i) y - -
c2a73568 894'(?!\A)x'm a\nxb\n y - -
c1d44abf 895^(a(b)?)+$ aba y -$1-$2- -a--
896^(aa(bb)?)+$ aabbaa y -$1-$2- -aa--
0e41cd87 897'^.{9}abc.*\n'm 123\nabcabcabcabc\n y - -
66417f84 898^(a)?a$ a y -$1- --
899^(a)?(?(1)a|b)+$ a n - -
cb434fcc 900^(a\1?)(a\1?)(a\2?)(a\3?)$ aaaaaa y $1,$2,$3,$4 a,aa,a,aa
901^(a\1?){4}$ aaaaaa y $1 aa
902^(0+)?(?:x(1))? x1 y - -
903^([0-9a-fA-F]+)(?:x([0-9a-fA-F]+)?)(?:x([0-9a-fA-F]+))? 012cxx0190 y - -
e1901655 904^(b+?|a){1,2}c bbbac y $1 a
905^(b+?|a){1,2}c bbbbac y $1 a
2e36c929 906\((\w\. \w+)\) cd. (A. Tw) y -$1- -A. Tw-
f49d4d0f 907((?:aaaa|bbbb)cccc)? aaaacccc y - -
908((?:aaaa|bbbb)cccc)? bbbbcccc y - -
36670241 909(a)?(a)+ a y $1:$2 :a -
910(ab)?(ab)+ ab y $1:$2 :ab -
911(abc)?(abc)+ abc y $1:$2 :abc -
12d33761 912'b\s^'m a\nb\n n - -
ee0b7718 913\ba a y - -
61525e55 914^(a(??{"(?!)"})|(a)(?{1}))b ab y $2 a # [ID 20010811.006]
055bb491 915ab(?i)cd AbCd n - - # [ID 20010809.023]
916ab(?i)cd abCd y - -
f31a99c8 917(A|B)*(?(1)(CD)|(CD)) CD y $2-$3 -CD
918(A|B)*(?(1)(CD)|(CD)) ABCD y $2-$3 CD-
919(A|B)*?(?(1)(CD)|(CD)) CD y $2-$3 -CD # [ID 20010803.016]
920(A|B)*?(?(1)(CD)|(CD)) ABCD y $2-$3 CD-
f65d3ee7 921'^(o)(?!.*\1)'i Oo n - -
24ba5a3c 922(.*)\d+\1 abc12bc y $1 bc
1ac24cf0 923(?m:(foo\s*$)) foo\n bar y $1 foo
a84d97b6 924(.*)c abcd y $1 ab
925(.*)(?=c) abcd y $1 ab
926(.*)(?=c)c abcd yB $1 ab
927(.*)(?=b|c) abcd y $1 ab
928(.*)(?=b|c)c abcd y $1 ab
929(.*)(?=c|b) abcd y $1 ab
930(.*)(?=c|b)c abcd y $1 ab
931(.*)(?=[bc]) abcd y $1 ab
932(.*)(?=[bc])c abcd yB $1 ab
933(.*)(?<=b) abcd y $1 ab
934(.*)(?<=b)c abcd y $1 ab
935(.*)(?<=b|c) abcd y $1 abc
936(.*)(?<=b|c)c abcd y $1 ab
937(.*)(?<=c|b) abcd y $1 abc
938(.*)(?<=c|b)c abcd y $1 ab
939(.*)(?<=[bc]) abcd y $1 abc
940(.*)(?<=[bc])c abcd y $1 ab
941(.*?)c abcd y $1 ab
942(.*?)(?=c) abcd y $1 ab
943(.*?)(?=c)c abcd yB $1 ab
944(.*?)(?=b|c) abcd y $1 a
945(.*?)(?=b|c)c abcd y $1 ab
946(.*?)(?=c|b) abcd y $1 a
947(.*?)(?=c|b)c abcd y $1 ab
948(.*?)(?=[bc]) abcd y $1 a
949(.*?)(?=[bc])c abcd yB $1 ab
950(.*?)(?<=b) abcd y $1 ab
951(.*?)(?<=b)c abcd y $1 ab
952(.*?)(?<=b|c) abcd y $1 ab
953(.*?)(?<=b|c)c abcd y $1 ab
954(.*?)(?<=c|b) abcd y $1 ab
955(.*?)(?<=c|b)c abcd y $1 ab
956(.*?)(?<=[bc]) abcd y $1 ab
957(.*?)(?<=[bc])c abcd y $1 ab
d3aea5f7 9582(]*)?$\1 2 y $& 2
61525e55 959(??{}) x y - -
ecc99935 960a(b)?? abc y <$1> <> # undef [perl #16773]
c152dc43 961(\d{1,3}\.){3,} 128.134.142.8 y <$1> <142.> # [perl #18019]
b0e70d55 962^.{3,4}(.+)\1\z foobarbar y $1 bar # 16 tests for [perl #23171]
963^(?:f|o|b){3,4}(.+)\1\z foobarbar y $1 bar
964^.{3,4}((?:b|a|r)+)\1\z foobarbar y $1 bar
965^(?:f|o|b){3,4}((?:b|a|r)+)\1\z foobarbar y $1 bar
966^.{3,4}(.+?)\1\z foobarbar y $1 bar
967^(?:f|o|b){3,4}(.+?)\1\z foobarbar y $1 bar
968^.{3,4}((?:b|a|r)+?)\1\z foobarbar y $1 bar
969^(?:f|o|b){3,4}((?:b|a|r)+?)\1\z foobarbar y $1 bar
970^.{2,3}?(.+)\1\z foobarbar y $1 bar
971^(?:f|o|b){2,3}?(.+)\1\z foobarbar y $1 bar
972^.{2,3}?((?:b|a|r)+)\1\z foobarbar y $1 bar
973^(?:f|o|b){2,3}?((?:b|a|r)+)\1\z foobarbar y $1 bar
974^.{2,3}?(.+?)\1\z foobarbar y $1 bar
975^(?:f|o|b){2,3}?(.+?)\1\z foobarbar y $1 bar
976^.{2,3}?((?:b|a|r)+?)\1\z foobarbar y $1 bar
977^(?:f|o|b){2,3}?((?:b|a|r)+?)\1\z foobarbar y $1 bar
c2b0868c 978.*a(?!(b|cd)*e).*f ......abef n - - # [perl #23030]
e994fd66 979x(?# x c - Sequence (?#... not terminated
980:x(?#: x c - Sequence (?#... not terminated
a3621e74 981(WORDS|WORD)S WORDS y $1 WORD
982(X.|WORDS|X.|WORD)S WORDS y $1 WORD
983(WORDS|WORLD|WORD)S WORDS y $1 WORD
984(X.|WORDS|WORD|Y.)S WORDS y $1 WORD
985(foo|fool|x.|money|parted)$ fool y $1 fool
986(x.|foo|fool|x.|money|parted|y.)$ fool y $1 fool
987(foo|fool|money|parted)$ fool y $1 fool
988(foo|fool|x.|money|parted)$ fools n - -
989(x.|foo|fool|x.|money|parted|y.)$ fools n - -
990(foo|fool|money|parted)$ fools n - -
3dab1dad 991(a|aa|aaa||aaaa|aaaaa|aaaaaa)(b|c) aaaaaaaaaaaaaaab y $1$2 aaaaaab
61525e55 992(a|aa|aaa||aaaa|aaaaa|aaaaaa)(??{$1&&""})(b|c) aaaaaaaaaaaaaaab y $1$2 aaaaaab
993(a|aa|aaa|aaaa|aaaaa|aaaaaa)(??{$1&&"foo"})(b|c) aaaaaaaaaaaaaaab n - -
3ab3c9b4 994^(a*?)(?!(aa|aaaa)*$) aaaaaaaaaaaaaaaaaaaa y $1 a # [perl #34195]
995^(a*?)(?!(aa|aaaa)*$)(?=a\z) aaaaaaaa y $1 aaaaaaa
c315bfe8 996^(.)\s+.$(?(1)) A B y $1 A # [perl #37688]
3a2830be 997(?:r?)*?r|(.{2,4}) abcde y $1 abcd
998(?!)+?|(.{2,4}) abcde y $1 abcd
7409bbd3 999^(a*?)(?!(a{6}|a{5})*$) aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa y $+[1] 12 # super-linear cache bug may return 18
dad79028 1000^((?>(?:aa)?b)?) aab y $1 aab
1001^((?:aa)*)(?:X+((?:\d+|-)(?:X+(.+))?))?$ aaaaX5 y $1 aaaa
3dab1dad 1002X(A|B||C|D)Y XXXYYY y $& XY # Trie w/ NOTHING
1003(?i:X([A]|[B]|y[Y]y|[D]|)Y) XXXYYYB y $& XY # Trie w/ NOTHING
40a82448 1004^([a]{1})*$ aa y $1 a
3298f257 1005a(?!b(?!c))(..) abababc y $1 bc # test nested negatives
1006a(?!b(?=a))(..) abababc y $1 bc # test nested lookaheads
1007a(?!b(?!c(?!d(?!e))))...(.) abxabcdxabcde y $1 e
1008X(?!b+(?!(c+)*(?!(c+)*d))).*X aXbbbbbbbcccccccccccccaaaX y - -
786e8c11 1009^(XXXXXXXXXX|YYYYYYYYYY|Z.Q*X|Z[TE]Q*P): ZEQQQQQQQQQQQQQQQQQQP: y $1 ZEQQQQQQQQQQQQQQQQQQP
1010^(XXXXXXXXXX|YYYYYYYYYY|Z.Q*X|Z[TE]Q*P): ZEQQQX: y $1 ZEQQQX
1011^([TUV]+|XXXXXXXXXX|YYYYYYYYYY|Z.Q*X|Z[TE]Q*P): ZEQQQQQQQQQQQQQQQQQQP: y $1 ZEQQQQQQQQQQQQQQQQQQP
1012^([TUV]+|XXXXXXXXXX|YYYYYYYYYY|Z.Q*X|Z[TE]Q*P): ZEQQQX: y $1 ZEQQQX
1013^([TUV]+|XXXXXXXXXX|YYYYYYYYYY|Z.Q*X|Z[TE]Q*P|[MKJ]): ZEQQQQQQQQQQQQQQQQQQP: y $1 ZEQQQQQQQQQQQQQQQQQQP
1014^([TUV]+|XXXXXXXXXX|YYYYYYYYYY|Z.Q*X|Z[TE]Q*P|[MKJ]): ZEQQQX: y $1 ZEQQQX
1015^(XXX|YYY|Z.Q*X|Z[TE]Q*P): ZEQQQQQQQQQQQQQQQQQQP: y $1 ZEQQQQQQQQQQQQQQQQQQP
1016^(XXX|YYY|Z.Q*X|Z[TE]Q*P): ZEQQQX: y $1 ZEQQQX
1017^([TUV]+|XXX|YYY|Z.Q*X|Z[TE]Q*P): ZEQQQQQQQQQQQQQQQQQQP: y $1 ZEQQQQQQQQQQQQQQQQQQP
1018^([TUV]+|XXX|YYY|Z.Q*X|Z[TE]Q*P): ZEQQQX: y $1 ZEQQQX
1019^([TUV]+|XXX|YYY|Z.Q*X|Z[TE]Q*P|[MKJ]): ZEQQQQQQQQQQQQQQQQQQP: y $1 ZEQQQQQQQQQQQQQQQQQQP
1020^([TUV]+|XXX|YYY|Z.Q*X|Z[TE]Q*P|[MKJ]): ZEQQQX: y $1 ZEQQQX
1021X(?:ABCF[cC]x*|ABCD|ABCF):(?:DIT|DID|DIM) XABCFCxxxxxxxxxx:DIM y $& XABCFCxxxxxxxxxx:DIM
1022(((ABCD|ABCE|ABCF)))(A|B|C[xy]*): ABCFCxxxxxxxxxx:DIM y $& ABCFCxxxxxxxxxx:
1de06328 1023(?=foo) foo y pos 0
1024(?=foo) XfooY y pos 1
1025.*(?=foo) XfooY y pos 1
1026(?<=foo) foo y pos 3
1027(?<=foo) XfooY y pos 4
1028.*(?<=foo) foo y pos 3
1029.*(?<=foo) XfooY y pos 4
1030(?<=foo)Y XfooY y pos 5
1031o(?<=foo)Y ..XfooY.. y pos 7
1032X(?=foo)f ..XfooY.. y pos 4
1033X(?=foo) ..XfooY.. y pos 3
1034X(?<=foo.)[YZ] ..XfooXY.. y pos 8
1035(?=XY*foo) Xfoo y pos 0
1036^(?=XY*foo) Xfoo y pos 0
61525e55 1037^(??{"a+"})a aa y $& aa
1038^(?:(??{"a+"})|b)a aa y $& aa
1039^(??{chr 0x100}).$ \x{100}\x{100} y $& \x{100}\x{100}
1040^(??{q(\x{100})}). \x{100}\x{100} y $& \x{100}\x{100}
1041^(??{q(.+)})\x{100} \x{100}\x{100} y $& \x{100}\x{100}
1042^(??{q(.)})\x{100} \x{100}\x{100} y $& \x{100}\x{100}
1043^(??{chr 0x100})\xbb \x{100}\x{bb} y $& \x{100}\x{bb}
1044^(.)(??{"(.)(.)"})(.)$ abcd y $1-$2 a-d
1045^(.)(??{"(bz+|.)(.)"})(.)$ abcd y $1-$2 a-d
1046^(.)((??{"(.)(cz+)"})|.) abcd y $1-$2 a-b
1047^a(?>(??{q(b)}))(??{q(c)})d abcd y - -
1048^x(??{""})+$ x y $& x
6bda09f9 1049^(<(?:[^<>]+|(?3)|(?1))*>)()(!>!>!>)$ <<!>!>!>><>>!>!>!> y $1 <<!>!>!>><>>
1050^(<(?:[^<>]+|(?1))*>)$ <<><<<><>>>> y $1 <<><<<><>>>>
1051((?2)*)([fF]o+) fooFoFoo y $1-$2 fooFo-Foo
1052(<(?:[^<>]+|(?R))*>) <<><<<><>>>> y $1 <<><<<><>>>>
81714fb9 1053(?<n>foo|bar|baz) snofooewa y $1 foo
1054(?<n>foo|bar|baz) snofooewa y $+{n} foo
1055(?<n>foo|bar|baz)(?<m>[ew]+) snofooewa y $+{n} foo
1056(?<n>foo|bar|baz)(?<m>[ew]+) snofooewa y $+{m} ew
1057(?<n>foo)|(?<n>bar)|(?<n>baz) snofooewa y $+{n} foo
61525e55 1058(?<n>foo)(??{ $+{n} }) snofooefoofoowaa y $+{n} foo
1f1031fe 1059(?P<n>foo|bar|baz) snofooewa y $1 foo
1060(?P<n>foo|bar|baz) snofooewa y $+{n} foo
1061(?P<n>foo|bar|baz)(?P<m>[ew]+) snofooewa y $+{n} foo
1062(?P<n>foo|bar|baz)(?P<m>[ew]+) snofooewa y $+{m} ew
1063(?P<n>foo)|(?P<n>bar)|(?P<n>baz) snofooewa y $+{n} foo
61525e55 1064(?P<n>foo)(??{ $+{n} }) snofooefoofoowaa y $+{n} foo
1f1031fe 1065(?P<=n>foo|bar|baz) snofooewa c - Sequence (?P<=...) not recognized
1066(?P<!n>foo|bar|baz) snofooewa c - Sequence (?P<!...) not recognized
1067(?PX<n>foo|bar|baz) snofooewa c - Sequence (?PX<...) not recognized
81714fb9 1068/(?'n'foo|bar|baz)/ snofooewa y $1 foo
1069/(?'n'foo|bar|baz)/ snofooewa y $+{n} foo
1070/(?'n'foo|bar|baz)(?'m'[ew]+)/ snofooewa y $+{n} foo
1071/(?'n'foo|bar|baz)(?'m'[ew]+)/ snofooewa y $+{m} ew
1072/(?'n'foo)|(?'n'bar)|(?<n>baz)/ snobazewa y $+{n} baz
61525e55 1073/(?'n'foo)(??{ $+{n} })/ snofooefoofoowaa y $+{n} foo
81714fb9 1074/(?'n'foo)\k<n>/ ..foofoo.. y $1 foo
1075/(?'n'foo)\k<n>/ ..foofoo.. y $+{n} foo
1076/(?<n>foo)\k'n'/ ..foofoo.. y $1 foo
1077/(?<n>foo)\k'n'/ ..foofoo.. y $+{n} foo
1078/(?:(?<n>foo)|(?<n>bar))\k<n>/ ..barbar.. y $+{n} bar
894be9b7 1079/^(?'main'<(?:[^<>]+|(?&crap)|(?&main))*>)(?'empty')(?'crap'!>!>!>)$/ <<!>!>!>><>>!>!>!> y $+{main} <<!>!>!>><>>
1080/^(?'main'<(?:[^<>]+|(?&main))*>)$/ <<><<<><>>>> y $1 <<><<<><>>>>
1081/(?'first'(?&second)*)(?'second'[fF]o+)/ fooFoFoo y $+{first}-$+{second} fooFo-Foo
0a4db386 1082(?<A>foo)?(?(<A>)bar|nada) foobar y $+{A} foo
1083(?<A>foo)?(?(<A>)bar|nada) foo-barnada y $& nada
1084(?<A>foo)?(?(1)bar|nada) foo-barnada y $& nada
1085(?<A>foo(?(R)bar))?(?1) foofoobar y $1 foo
1086(?<A>foo(?(R)bar))?(?1) foofoobar y $& foofoobar
1087(x)(?<A>foo(?(R&A)bar))?(?&A) xfoofoobar y $2 foo
1088(x)(?<A>foo(?(R&A)bar))?(?&A) xfoofoobar y $& xfoofoobar
1089(x)(?<A>foo(?(R2)bar))?(?&A) xfoofoobar y $2 foo
1090(x)(?<A>foo(?(R2)bar))?(?&A) xfoofoobar y $& xfoofoobar
1091(?1)(?(DEFINE)(blah)) blah y $& blah
1092/^(?<PAL>(?<CHAR>.)((?&PAL)|.?)\k<CHAR>)$/ madamimadam y $& madamimadam
1093/^(?<PAL>(?<CHAR>.)((?&PAL)|.?)\k<CHAR>)$/ madamiamadam n - -
1094/(a)?((?1))(fox)/ aafox y $1-$2-$3 a-a-fox
1095/(a)*((?1))(fox)/ aafox y $1-$2-$3 a-a-fox
1096/(a)+((?1))(fox)/ aafox y $1-$2-$3 a-a-fox
1097/(a){1,100}((?1))(fox)/ aafox y $1-$2-$3 a-a-fox
1098/(a){0,100}((?1))(fox)/ aafox y $1-$2-$3 a-a-fox
1099/(ab)?((?1))(fox)/ ababfox y $1-$2-$3 ab-ab-fox
1100/(ab)*((?1))(fox)/ ababfox y $1-$2-$3 ab-ab-fox
1101/(ab)+((?1))(fox)/ ababfox y $1-$2-$3 ab-ab-fox
1102/(ab){1,100}((?1))(fox)/ ababfox y $1-$2-$3 ab-ab-fox
1103/(ab){0,100}((?1))(fox)/ ababfox y $1-$2-$3 ab-ab-fox
b9b4dddf 1104# possessive captures
1105a++a aaaaa n - -
1106a*+a aaaaa n - -
1107a{1,5}+a aaaaa n - -
1108a?+a ab n - -
1109a++b aaaaab y $& aaaaab
1110a*+b aaaaab y $& aaaaab
1111a{1,5}+b aaaaab y $& aaaaab
1112a?+b ab y $& ab
1113fooa++a fooaaaaa n - -
1114fooa*+a fooaaaaa n - -
1115fooa{1,5}+a fooaaaaa n - -
1116fooa?+a fooab n - -
1117fooa++b fooaaaaab y $& fooaaaaab
1118fooa*+b fooaaaaab y $& fooaaaaab
1119fooa{1,5}+b fooaaaaab y $& fooaaaaab
1120fooa?+b fooab y $& fooab
1121(?:aA)++(?:aA) aAaAaAaAaA n - aAaAaAaAaA
1122(aA)++(aA) aAaAaAaAaA n - aAaAaAaAaA
1123(aA|bB)++(aA|bB) aAaAbBaAbB n - aAaAbBaAbB
1124(?:aA|bB)++(?:aA|bB) aAbBbBbBaA n - aAbBbBbBaA
1125(?:aA)*+(?:aA) aAaAaAaAaA n - aAaAaAaAaA
1126(aA)*+(aA) aAaAaAaAaA n - aAaAaAaAaA
1127(aA|bB)*+(aA|bB) aAaAbBaAaA n - aAaAbBaAaA
1128(?:aA|bB)*+(?:aA|bB) aAaAaAbBaA n - aAaAaAbBaA
1129(?:aA){1,5}+(?:aA) aAaAaAaAaA n - aAaAaAaAaA
1130(aA){1,5}+(aA) aAaAaAaAaA n - aAaAaAaAaA
1131(aA|bB){1,5}+(aA|bB) aAaAbBaAaA n - aAaAbBaAaA
1132(?:aA|bB){1,5}+(?:aA|bB) bBbBbBbBbB n - bBbBbBbBbB
1133(?:aA)?+(?:aA) aAb n - aAb
1134(aA)?+(aA) aAb n - aAb
1135(aA|bB)?+(aA|bB) bBb n - bBb
1136(?:aA|bB)?+(?:aA|bB) aAb n - aAb
1137(?:aA)++b aAaAaAaAaAb y $& aAaAaAaAaAb
1138(aA)++b aAaAaAaAaAb y $& aAaAaAaAaAb
1139(aA|bB)++b aAbBaAaAbBb y $& aAbBaAaAbBb
1140(?:aA|bB)++b aAbBbBaAaAb y $& aAbBbBaAaAb
1141(?:aA)*+b aAaAaAaAaAb y $& aAaAaAaAaAb
1142(aA)*+b aAaAaAaAaAb y $& aAaAaAaAaAb
1143(aA|bB)*+b bBbBbBbBbBb y $& bBbBbBbBbBb
1144(?:aA|bB)*+b bBaAbBbBaAb y $& bBaAbBbBaAb
1145(?:aA){1,5}+b aAaAaAaAaAb y $& aAaAaAaAaAb
1146(aA){1,5}+b aAaAaAaAaAb y $& aAaAaAaAaAb
1147(aA|bB){1,5}+b bBaAbBaAbBb y $& bBaAbBaAbBb
1148(?:aA|bB){1,5}+b aAbBaAbBbBb y $& aAbBaAbBbBb
1149(?:aA)?+b aAb y $& aAb
1150(aA)?+b aAb y $& aAb
1151(aA|bB)?+b bBb y $& bBb
1152(?:aA|bB)?+b bBb y $& bBb
1153foo(?:aA)++(?:aA) fooaAaAaAaAaA n - fooaAaAaAaAaA
1154foo(aA)++(aA) fooaAaAaAaAaA n - fooaAaAaAaAaA
1155foo(aA|bB)++(aA|bB) foobBbBbBaAaA n - foobBbBbBaAaA
1156foo(?:aA|bB)++(?:aA|bB) fooaAaAaAaAaA n - fooaAaAaAaAaA
1157foo(?:aA)*+(?:aA) fooaAaAaAaAaA n - fooaAaAaAaAaA
1158foo(aA)*+(aA) fooaAaAaAaAaA n - fooaAaAaAaAaA
1159foo(aA|bB)*+(aA|bB) foobBaAbBaAaA n - foobBaAbBaAaA
1160foo(?:aA|bB)*+(?:aA|bB) fooaAaAbBbBaA n - fooaAaAbBbBaA
1161foo(?:aA){1,5}+(?:aA) fooaAaAaAaAaA n - fooaAaAaAaAaA
1162foo(aA){1,5}+(aA) fooaAaAaAaAaA n - fooaAaAaAaAaA
1163foo(aA|bB){1,5}+(aA|bB) fooaAbBbBaAaA n - fooaAbBbBaAaA
1164foo(?:aA|bB){1,5}+(?:aA|bB) fooaAbBbBaAbB n - fooaAbBbBaAbB
1165foo(?:aA)?+(?:aA) fooaAb n - fooaAb
1166foo(aA)?+(aA) fooaAb n - fooaAb
1167foo(aA|bB)?+(aA|bB) foobBb n - foobBb
1168foo(?:aA|bB)?+(?:aA|bB) fooaAb n - fooaAb
1169foo(?:aA)++b fooaAaAaAaAaAb y $& fooaAaAaAaAaAb
1170foo(aA)++b fooaAaAaAaAaAb y $& fooaAaAaAaAaAb
1171foo(aA|bB)++b foobBaAbBaAbBb y $& foobBaAbBaAbBb
1172foo(?:aA|bB)++b fooaAaAbBaAaAb y $& fooaAaAbBaAaAb
1173foo(?:aA)*+b fooaAaAaAaAaAb y $& fooaAaAaAaAaAb
1174foo(aA)*+b fooaAaAaAaAaAb y $& fooaAaAaAaAaAb
1175foo(aA|bB)*+b foobBbBaAaAaAb y $& foobBbBaAaAaAb
1176foo(?:aA|bB)*+b foobBaAaAbBaAb y $& foobBaAaAbBaAb
1177foo(?:aA){1,5}+b fooaAaAaAaAaAb y $& fooaAaAaAaAaAb
1178foo(aA){1,5}+b fooaAaAaAaAaAb y $& fooaAaAaAaAaAb
1179foo(aA|bB){1,5}+b foobBaAaAaAaAb y $& foobBaAaAaAaAb
1180foo(?:aA|bB){1,5}+b fooaAbBaAbBbBb y $& fooaAbBaAbBbBb
1181foo(?:aA)?+b fooaAb y $& fooaAb
1182foo(aA)?+b fooaAb y $& fooaAb
1183foo(aA|bB)?+b foobBb y $& foobBb
1184foo(?:aA|bB)?+b foobBb y $& foobBb
1185
1186([^()]++|\([^()]*\))+ ((abc(ade)ufh()()x y $& abc(ade)ufh()()x
1187round\(([^()]++)\) _I(round(xs * sz),1) y $1 xs * sz
1188
7f69552c 1189(foo[1x]|bar[2x]|baz[3x])+y foo1bar2baz3y y $1 baz3
1190(foo[1x]|bar[2x]|baz[3x])+y foo1bar2baz3y y $& foo1bar2baz3y
1191(foo[1x]|bar[2x]|baz[3x])*y foo1bar2baz3y y $1 baz3
1192(foo[1x]|bar[2x]|baz[3x])*y foo1bar2baz3y y $& foo1bar2baz3y
1193
1194([yX].|WORDS|[yX].|WORD)S WORDS y $1 WORD
1195(WORDS|WORLD|WORD)S WORDS y $1 WORD
1196([yX].|WORDS|WORD|[xY].)S WORDS y $1 WORD
1197(foo|fool|[zx].|money|parted)$ fool y $1 fool
1198([zx].|foo|fool|[zq].|money|parted|[yx].)$ fool y $1 fool
1199(foo|fool|[zx].|money|parted)$ fools n - -
1200([zx].|foo|fool|[qx].|money|parted|[py].)$ fools n - -
1201
1202([yX].|WORDS|[yX].|WORD)+S WORDS y $1 WORD
1203(WORDS|WORLD|WORD)+S WORDS y $1 WORD
1204([yX].|WORDS|WORD|[xY].)+S WORDS y $1 WORD
1205(foo|fool|[zx].|money|parted)+$ fool y $1 fool
1206([zx].|foo|fool|[zq].|money|parted|[yx].)+$ fool y $1 fool
1207(foo|fool|[zx].|money|parted)+$ fools n - -
1208([zx].|foo|fool|[qx].|money|parted|[py].)+$ fools n - -
1209
1210(x|y|z[QW])+(longish|loquatious|excessive|overblown[QW])+ xyzQzWlongishoverblownW y $1-$2 zW-overblownW
1211(x|y|z[QW])*(longish|loquatious|excessive|overblown[QW])* xyzQzWlongishoverblownW y $1-$2 zW-overblownW
1212(x|y|z[QW]){1,5}(longish|loquatious|excessive|overblown[QW]){1,5} xyzQzWlongishoverblownW y $1-$2 zW-overblownW
1213
1214(x|y|z[QW])++(longish|loquatious|excessive|overblown[QW])++ xyzQzWlongishoverblownW y $1-$2 zW-overblownW
1215(x|y|z[QW])*+(longish|loquatious|excessive|overblown[QW])*+ xyzQzWlongishoverblownW y $1-$2 zW-overblownW
1216(x|y|z[QW]){1,5}+(longish|loquatious|excessive|overblown[QW]){1,5}+ xyzQzWlongishoverblownW y $1-$2 zW-overblownW
1217
7f69552c 1218a*(?!) aaaab n - -
e2e6a0f1 1219a*(*FAIL) aaaab n - -
1220a*(*F) aaaab n - -
1221
1222(A(A|B(*ACCEPT)|C)D)(E) AB y $1 AB
1223(A(A|B(*ACCEPT)|C)D)(E) ACDE y $1$2$3 ACDCE
1224
542fa716 1225(a)(?:(?-1)|(?+1))(b) aab y $&-$1-$2 aab-a-b
c74340f9 1226(a)(?:(?-1)|(?+1))(b) abb y $1-$2 a-b
542fa716 1227(a)(?:(?-1)|(?+1))(b) acb n - -
c74340f9 1228
2bf803e2 1229(foo)(\g-2) foofoo y $1-$2 foo-foo
1230(foo)(\g-2)(foo)(\g-2) foofoofoofoo y $1-$2-$3-$4 foo-foo-foo-foo
1231(([abc]+) \g-1)(([abc]+) \g{-1}) abc abccba cba y $2-$4 abc-cba
1232(a)(b)(c)\g1\g2\g3 abcabc y $1$2$3 abc
1233
1f1031fe 1234# \k<n> preceded by a literal
99ed40ff 1235/(?'n'foo) \k<n>/ ..foo foo.. y $1 foo
1236/(?'n'foo) \k<n>/ ..foo foo.. y $+{n} foo
1237/(?<n>foo) \k'n'/ ..foo foo.. y $1 foo
1238/(?<n>foo) \k'n'/ ..foo foo.. y $+{n} foo
1f1031fe 1239/(?'a1'foo) \k'a1'/ ..foo foo.. y $+{a1} foo
1240/(?<a1>foo) \k<a1>/ ..foo foo.. y $+{a1} foo
1241/(?'_'foo) \k'_'/ ..foo foo.. y $+{_} foo
1242/(?<_>foo) \k<_>/ ..foo foo.. y $+{_} foo
1243/(?'_0_'foo) \k'_0_'/ ..foo foo.. y $+{_0_} foo
1244/(?<_0_>foo) \k<_0_>/ ..foo foo.. y $+{_0_} foo
1245/(?'0'foo) bar/ ..foo bar.. c - Sequence (?'
1246/(?<0>foo) bar/ ..foo bar.. c - Sequence (?<
1247/(?'12'foo) bar/ ..foo bar.. c - Sequence (?'
1248/(?<12>foo) bar/ ..foo bar.. c - Sequence (?<
1249/(?'1a'foo) bar/ ..foo bar.. c - Sequence (?'
1250/(?<1a>foo) bar/ ..foo bar.. c - Sequence (?<
1251/(?''foo) bar/ ..foo bar.. c - Sequence (?''
1252/(?<>foo) bar/ ..foo bar.. c - Sequence (?<>
1253/foo \k'n'/ foo foo c - Reference to nonexistent named group
1254/foo \k<n>/ foo foo c - Reference to nonexistent named group
1255/foo \k'a1'/ foo foo c - Reference to nonexistent named group
1256/foo \k<a1>/ foo foo c - Reference to nonexistent named group
1257/foo \k'_'/ foo foo c - Reference to nonexistent named group
1258/foo \k<_>/ foo foo c - Reference to nonexistent named group
1259/foo \k'_0_'/ foo foo c - Reference to nonexistent named group
1260/foo \k<_0_>/ foo foo c - Reference to nonexistent named group
1261/foo \k'0'/ foo foo c - Sequence \\k'
1262/foo \k<0>/ foo foo c - Sequence \\k<
1263/foo \k'12'/ foo foo c - Sequence \\k'
1264/foo \k<12>/ foo foo c - Sequence \\k<
1265/foo \k'1a'/ foo foo c - Sequence \\k'
1266/foo \k<1a>/ foo foo c - Sequence \\k<
1267/foo \k''/ foo foo c - Sequence \\k'
1268/foo \k<>/ foo foo c - Sequence \\k<
99ed40ff 1269/(?<as>as) (\w+) \k<as> (\w+)/ as easy as pie y $1-$2-$3 as-easy-pie
1f1031fe 1270
1271# \g{...} with a name as the argument
1272/(?'n'foo) \g{n}/ ..foo foo.. y $1 foo
1273/(?'n'foo) \g{n}/ ..foo foo.. y $+{n} foo
1274/(?<n>foo) \g{n}/ ..foo foo.. y $1 foo
1275/(?<n>foo) \g{n}/ ..foo foo.. y $+{n} foo
1276/(?<as>as) (\w+) \g{as} (\w+)/ as easy as pie y $1-$2-$3 as-easy-pie
1277
1278# Python style named capture buffer stuff
1279/(?P<n>foo)(?P=n)/ ..foofoo.. y $1 foo
1280/(?P<n>foo)(?P=n)/ ..foofoo.. y $+{n} foo
1281/(?:(?P<n>foo)|(?P<n>bar))(?P=n)/ ..barbar.. y $+{n} bar
1282/^(?P<PAL>(?P<CHAR>.)((?P>PAL)|.?)(?P=CHAR))$/ madamimadam y $& madamimadam
1283/^(?P<PAL>(?P<CHAR>.)((?P>PAL)|.?)(?P=CHAR))$/ madamiamadam n - -
1284/(?P<n>foo) (?P=n)/ ..foo foo.. y $1 foo
1285/(?P<n>foo) (?P=n)/ ..foo foo.. y $+{n} foo
1286/(?P<as>as) (\w+) (?P=as) (\w+)/ as easy as pie y $1-$2-$3 as-easy-pie
1287
1288#check that non identifiers as names are treated as the appropriate lookaround
1289(?<=bar>)foo bar>foo y $& foo
1290(?<!bar>)foo bar>foo n - -
1291(?<=bar>ABC)foo bar>ABCfoo y $& foo
1292(?<!bar>ABC)foo bar>ABCfoo n - -
1293(?<bar>)foo bar>ABCfoo y $& foo
68ba3a3f 1294(?<bar>ABC)foo bar>ABCfoo y $& ABCfoo
1295
1296(?<=abcd(?<=(aaaabcd))) ..aaaabcd.. y $1 aaaabcd
1297(?=xy(?<=(aaxy))) ..aaxy.. y $1 aaxy
fae667d5 1298
1299X(\w+)(?=\s)|X(\w+) Xab y [$1-$2] [-ab]
594d7033 1300
1301#check that branch reset works ok.
1302(?|a(.)b|d(.(o).)d|i(.)(.)j)(.) d!o!da y $1-$2-$3 !o!-o-a
1303(?|a(.)b|d(.(o).)d|i(.)(.)j)(.) aabc y $1-$2-$3 a--c
1304(?|a(.)b|d(.(o).)d|i(.)(.)j)(.) ixyjp y $1-$2-$3 x-y-p
1305(?|(?|(a)|(b))|(?|(c)|(d))) a y $1 a
1306(?|(?|(a)|(b))|(?|(c)|(d))) b y $1 b
1307(?|(?|(a)|(b))|(?|(c)|(d))) c y $1 c
1308(?|(?|(a)|(b))|(?|(c)|(d))) d y $1 d
1309(.)(?|(.)(.)x|(.)d)(.) abcde y $1-$2-$3-$4-$5- b-c--e--
3e901dc0 1310#Bug #41492
1311(?(DEFINE)(?<A>(?&B)+)(?<B>a))(?&A) a y $& a
1312(?(DEFINE)(?<A>(?&B)+)(?<B>a))(?&A) aa y $& aa
61525e55 1313\x{100}?(??{""})xxx xxx y $& xxx
e1d1eefb 1314
1315foo(\R)bar foo\r\nbar y $1 \r\n
1316foo(\R)bar foo\nbar y $1 \n
1317foo(\R)bar foo\rbar y $1 \r
1318
1319foo(\R+)bar foo\r\n\x{85}\r\n\nbar y $1 \r\n\x{85}\r\n\n
1320(\V+)(\R) foo\r\n\x{85}\r\n\nbar y $1-$2 foo-\r\n
1321(\R+)(\V) foo\r\n\x{85}\r\n\nbar y $1-$2 \r\n\x{85}\r\n\n-b
1322foo(\R)bar foo\x{85}bar y $1 \x{85}
1323(\V)(\R) foo\x{85}bar y $1-$2 o-\x{85}
1324(\R)(\V) foo\x{85}bar y $1-$2 \x{85}-b
1325foo(\R)bar foo\r\nbar y $1 \r\n
1326(\V)(\R) foo\r\nbar y $1-$2 o-\r\n
1327(\R)(\V) foo\r\nbar y $1-$2 \r\n-b
1328foo(\R)bar foo\r\nbar y $1 \r\n
1329(\V)(\R) foo\r\nbar y $1-$2 o-\r\n
1330(\R)(\V) foo\r\nbar y $1-$2 \r\n-b
1331foo(\R)bar foo\rbar y $1 \r
1332(\V)(\R) foo\rbar y $1-$2 o-\r
1333(\R)(\V) foo\rbar y $1-$2 \r-b
1334
1335foo(\v+)bar foo\r\n\x{85}\r\n\nbar y $1 \r\n\x{85}\r\n\n
1336(\V+)(\v) foo\r\n\x{85}\r\n\nbar y $1-$2 foo-\r
1337(\v+)(\V) foo\r\n\x{85}\r\n\nbar y $1-$2 \r\n\x{85}\r\n\n-b
1338foo(\v)bar foo\x{85}bar y $1 \x{85}
1339(\V)(\v) foo\x{85}bar y $1-$2 o-\x{85}
1340(\v)(\V) foo\x{85}bar y $1-$2 \x{85}-b
1341foo(\v)bar foo\rbar y $1 \r
1342(\V)(\v) foo\rbar y $1-$2 o-\r
1343(\v)(\V) foo\rbar y $1-$2 \r-b
1344
1345
1346foo(\h+)bar foo\t\x{A0}bar y $1 \t\x{A0}
1347(\H+)(\h) foo\t\x{A0}bar y $1-$2 foo-\t
1348(\h+)(\H) foo\t\x{A0}bar y $1-$2 \t\x{A0}-b
1349foo(\h)bar foo\x{A0}bar y $1 \x{A0}
1350(\H)(\h) foo\x{A0}bar y $1-$2 o-\x{A0}
1351(\h)(\H) foo\x{A0}bar y $1-$2 \x{A0}-b
1352foo(\h)bar foo\tbar y $1 \t
1353(\H)(\h) foo\tbar y $1-$2 o-\t
1354(\h)(\H) foo\tbar y $1-$2 \t-b
5339e136 1355
1356.*\z foo\n y - -
225593e1 1357^(?:(\d)x)?\d$ 1 y ${\(defined($1)?1:0)} 0
60f65011 1358.*?(?:(\w)|(\w))x abx y $1-$2 b-
639081d6 1359
13600{50} 000000000000000000000000000000000000000000000000000 y - -
2811b836 1361^a?(?=b)b ab B $& ab # Bug #56690
1362^a*(?=b)b ab B $& ab # Bug #56690
1363/>\d+$ \n/ix >10\n y $& >10
1364/>\d+$ \n/ix >1\n y $& >1
1365/\d+$ \n/ix >10\n y $& 10
1366/>\d\d$ \n/ix >10\n y $& >10
1367/>\d+$ \n/x >10\n y $& >10
44d268c3 1368
1369# Two regressions in 5.8.x (only) introduced by change 30638
1370# Simplification of the test failure in XML::LibXML::Simple:
1371/^\s*i.*?o\s*$/s io\n io y - -
1372# As reported in #59168 by Father Chrysostomos:
1373/(.*?)a(?!(a+)b\2c)/ baaabaac y $&-$1 baa-ba
aff3edb5 1374# [perl #60344] Regex lookbehind failure after an (if)then|else in perl 5.10
1375/\A(?(?=db2)db2|\D+)(?<!processed)\.csv\z/xms sql_processed.csv n - -
24d786f4 1376/\N{U+0100}/ \x{100} y $& \x{100} # Bug #59328
3cf20fa2 1377[\s][\S] \x{a0}\x{a0} nT - - # TODO Unicode complements should not match same character
1378
1379# was generating malformed utf8
1380'[\x{100}\xff]'i \x{ff} y $& \x{ff}
e120390b 1381
1382((??{ "(?:|)" }))\s C\x20 y - -