--- embedaddon/pcre/testdata/testoutput1 2012/02/21 23:05:52 1.1.1.1 +++ embedaddon/pcre/testdata/testoutput1 2012/02/21 23:50:25 1.1.1.2 @@ -1,5 +1,6 @@ /-- This set of tests is for features that are compatible with all versions of - Perl 5, in non-UTF-8 mode. --/ + Perl >= 5.10, in non-UTF-8 mode. It should run clean for both the 8-bit and + 16-bit PCRE libraries. --/ /the quick brown fox/ the quick brown fox @@ -7052,5 +7053,1666 @@ No match /a[\C-X]b/ aJb 0: aJb + +/\H\h\V\v/ + X X\x0a + 0: X X\x0a + X\x09X\x0b + 0: X\x09X\x0b + ** Failers +No match + \xa0 X\x0a +No match + +/\H*\h+\V?\v{3,4}/ + \x09\x20\xa0X\x0a\x0b\x0c\x0d\x0a + 0: \x09 \xa0X\x0a\x0b\x0c\x0d + \x09\x20\xa0\x0a\x0b\x0c\x0d\x0a + 0: \x09 \xa0\x0a\x0b\x0c\x0d + \x09\x20\xa0\x0a\x0b\x0c + 0: \x09 \xa0\x0a\x0b\x0c + ** Failers +No match + \x09\x20\xa0\x0a\x0b +No match + +/\H{3,4}/ + XY ABCDE + 0: ABCD + XY PQR ST + 0: PQR + +/.\h{3,4}./ + XY AB PQRS + 0: B P + +/\h*X\h?\H+Y\H?Z/ + >XNNNYZ + 0: XNNNYZ + > X NYQZ + 0: X NYQZ + ** Failers +No match + >XYZ +No match + > X NY Z +No match + +/\v*X\v?Y\v+Z\V*\x0a\V+\x0b\V{2,3}\x0c/ + >XY\x0aZ\x0aA\x0bNN\x0c + 0: XY\x0aZ\x0aA\x0bNN\x0c + >\x0a\x0dX\x0aY\x0a\x0bZZZ\x0aAAA\x0bNNN\x0c + 0: \x0a\x0dX\x0aY\x0a\x0bZZZ\x0aAAA\x0bNNN\x0c + +/(foo)\Kbar/ + foobar + 0: bar + 1: foo + +/(foo)(\Kbar|baz)/ + foobar + 0: bar + 1: foo + 2: bar + foobaz + 0: foobaz + 1: foo + 2: baz + +/(foo\Kbar)baz/ + foobarbaz + 0: barbaz + 1: foobar + +/abc\K|def\K/g+ + Xabcdefghi + 0: + 0+ defghi + 0: + 0+ ghi + +/ab\Kc|de\Kf/g+ + Xabcdefghi + 0: c + 0+ defghi + 0: f + 0+ ghi + +/(?=C)/g+ + ABCDECBA + 0: + 0+ CDECBA + 0: + 0+ CBA + +/^abc\K/+ + abcdef + 0: + 0+ def + ** Failers +No match + defabcxyz +No match + +/^(a(b))\1\g1\g{1}\g-1\g{-1}\g{-02}Z/ + ababababbbabZXXXX + 0: ababababbbabZ + 1: ab + 2: b + +/(?tom|bon)-\g{A}/ + tom-tom + 0: tom-tom + 1: tom + bon-bon + 0: bon-bon + 1: bon + +/(^(a|b\g{-1}))/ + bacxxx +No match + +/(?|(abc)|(xyz))\1/ + abcabc + 0: abcabc + 1: abc + xyzxyz + 0: xyzxyz + 1: xyz + ** Failers +No match + abcxyz +No match + xyzabc +No match + +/(?|(abc)|(xyz))(?1)/ + abcabc + 0: abcabc + 1: abc + xyzabc + 0: xyzabc + 1: xyz + ** Failers +No match + xyzxyz +No match + +/^X(?5)(a)(?|(b)|(q))(c)(d)(Y)/ + XYabcdY + 0: XYabcdY + 1: a + 2: b + 3: c + 4: d + 5: Y + +/^X(?7)(a)(?|(b|(r)(s))|(q))(c)(d)(Y)/ + XYabcdY + 0: XYabcdY + 1: a + 2: b + 3: + 4: + 5: c + 6: d + 7: Y + +/^X(?7)(a)(?|(b|(?|(r)|(t))(s))|(q))(c)(d)(Y)/ + XYabcdY + 0: XYabcdY + 1: a + 2: b + 3: + 4: + 5: c + 6: d + 7: Y + +/(?'abc'\w+):\k{2}/ + a:aaxyz + 0: a:aa + 1: a + ab:ababxyz + 0: ab:abab + 1: ab + ** Failers +No match + a:axyz +No match + ab:abxyz +No match + +/(?'abc'\w+):\g{abc}{2}/ + a:aaxyz + 0: a:aa + 1: a + ab:ababxyz + 0: ab:abab + 1: ab + ** Failers +No match + a:axyz +No match + ab:abxyz +No match + +/^(?a)? (?()b|c) (?('ab')d|e)/x + abd + 0: abd + 1: a + ce + 0: ce + +/^(a.)\g-1Z/ + aXaXZ + 0: aXaXZ + 1: aX + +/^(a.)\g{-1}Z/ + aXaXZ + 0: aXaXZ + 1: aX + +/^(?(DEFINE) (? a) (? b) ) (?&A) (?&B) /x + abcd + 0: ab + +/(?(?&NAME_PAT))\s+(?(?&ADDRESS_PAT)) + (?(DEFINE) + (?[a-z]+) + (?\d+) + )/x + metcalfe 33 + 0: metcalfe 33 + 1: metcalfe + 2: 33 + +/(?(DEFINE)(?2[0-4]\d|25[0-5]|1\d\d|[1-9]?\d))\b(?&byte)(\.(?&byte)){3}/ + 1.2.3.4 + 0: 1.2.3.4 + 1: + 2: .4 + 131.111.10.206 + 0: 131.111.10.206 + 1: + 2: .206 + 10.0.0.0 + 0: 10.0.0.0 + 1: + 2: .0 + ** Failers +No match + 10.6 +No match + 455.3.4.5 +No match + +/\b(?&byte)(\.(?&byte)){3}(?(DEFINE)(?2[0-4]\d|25[0-5]|1\d\d|[1-9]?\d))/ + 1.2.3.4 + 0: 1.2.3.4 + 1: .4 + 131.111.10.206 + 0: 131.111.10.206 + 1: .206 + 10.0.0.0 + 0: 10.0.0.0 + 1: .0 + ** Failers +No match + 10.6 +No match + 455.3.4.5 +No match + +/^(\w++|\s++)*$/ + now is the time for all good men to come to the aid of the party + 0: now is the time for all good men to come to the aid of the party + 1: party + *** Failers +No match + this is not a line with only words and spaces! +No match + +/(\d++)(\w)/ + 12345a + 0: 12345a + 1: 12345 + 2: a + *** Failers +No match + 12345+ +No match + +/a++b/ + aaab + 0: aaab + +/(a++b)/ + aaab + 0: aaab + 1: aaab + +/(a++)b/ + aaab + 0: aaab + 1: aaa + +/([^()]++|\([^()]*\))+/ + ((abc(ade)ufh()()x + 0: abc(ade)ufh()()x + 1: x + +/\(([^()]++|\([^()]+\))+\)/ + (abc) + 0: (abc) + 1: abc + (abc(def)xyz) + 0: (abc(def)xyz) + 1: xyz + *** Failers +No match + ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +No match + +/^([^()]|\((?1)*\))*$/ + abc + 0: abc + 1: c + a(b)c + 0: a(b)c + 1: c + a(b(c))d + 0: a(b(c))d + 1: d + *** Failers) +No match + a(b(c)d +No match + +/^>abc>([^()]|\((?1)*\))*abc>123abc>123abc>1(2)3abc>1(2)3abc>(1(2)3)abc>(1(2)3) + 2: + 3: Satanoscillatemymetallicsonatas + 4: S + AmanaplanacanalPanama + 0: AmanaplanacanalPanama + 1: + 2: + 3: AmanaplanacanalPanama + 4: A + AblewasIereIsawElba + 0: AblewasIereIsawElba + 1: + 2: + 3: AblewasIereIsawElba + 4: A + *** Failers +No match + Thequickbrownfox +No match + +/^(\d+|\((?1)([+*-])(?1)\)|-(?1))$/ + 12 + 0: 12 + 1: 12 + (((2+2)*-3)-7) + 0: (((2+2)*-3)-7) + 1: (((2+2)*-3)-7) + 2: - + -12 + 0: -12 + 1: -12 + *** Failers +No match + ((2+2)*-3)-7) +No match + +/^(x(y|(?1){2})z)/ + xyz + 0: xyz + 1: xyz + 2: y + xxyzxyzz + 0: xxyzxyzz + 1: xxyzxyzz + 2: xyzxyz + *** Failers +No match + xxyzz +No match + xxyzxyzxyzz +No match + +/((< (?: (?(R) \d++ | [^<>]*+) | (?2)) * >))/x + <> + 0: <> + 1: <> + 2: <> + + 0: + 1: + 2: + hij> + 0: hij> + 1: hij> + 2: hij> + hij> + 0: + 1: + 2: + def> + 0: def> + 1: def> + 2: def> + + 0: <> + 1: <> + 2: <> + *** Failers +No match + + 2: + 3: Satan, oscillate my metallic sonatas + 4: S + A man, a plan, a canal: Panama! + 0: A man, a plan, a canal: Panama! + 1: + 2: + 3: A man, a plan, a canal: Panama + 4: A + Able was I ere I saw Elba. + 0: Able was I ere I saw Elba. + 1: + 2: + 3: Able was I ere I saw Elba + 4: A + *** Failers +No match + The quick brown fox +No match + +/^((.)(?1)\2|.)$/ + a + 0: a + 1: a + aba + 0: aba + 1: aba + 2: a + aabaa + 0: aabaa + 1: aabaa + 2: a + abcdcba + 0: abcdcba + 1: abcdcba + 2: a + pqaabaaqp + 0: pqaabaaqp + 1: pqaabaaqp + 2: p + ablewasiereisawelba + 0: ablewasiereisawelba + 1: ablewasiereisawelba + 2: a + rhubarb +No match + the quick brown fox +No match + +/(a)(?<=b(?1))/ + baz + 0: a + 1: a + ** Failers +No match + caz +No match + +/(?<=b(?1))(a)/ + zbaaz + 0: a + 1: a + ** Failers +No match + aaa +No match + +/(?a)(?<=b(?&X))/ + baz + 0: a + 1: a + +/^(?|(abc)|(def))\1/ + abcabc + 0: abcabc + 1: abc + defdef + 0: defdef + 1: def + ** Failers +No match + abcdef +No match + defabc +No match + +/^(?|(abc)|(def))(?1)/ + abcabc + 0: abcabc + 1: abc + defabc + 0: defabc + 1: def + ** Failers +No match + defdef +No match + abcdef +No match + +/(?:a(? (?')|(?")) |b(? (?')|(?")) ) (?('quote')[a-z]+|[0-9]+)/xJ + a\"aaaaa + 0: a"aaaaa + 1: " + 2: + 3: " + b\"aaaaa + 0: b"aaaaa + 1: + 2: + 3: + 4: " + 5: + 6: " + ** Failers +No match + b\"11111 +No match + +/(?:(?1)|B)(A(*F)|C)/ + ABCD + 0: BC + 1: C + CCD + 0: CC + 1: C + ** Failers +No match + CAD +No match + +/^(?:(?1)|B)(A(*F)|C)/ + CCD + 0: CC + 1: C + BCD + 0: BC + 1: C + ** Failers +No match + ABCD +No match + CAD +No match + BAD +No match + +/(?:(?1)|B)(A(*ACCEPT)XX|C)D/ + AAD + 0: AA + 1: A + ACD + 0: ACD + 1: C + BAD + 0: BA + 1: A + BCD + 0: BCD + 1: C + BAX + 0: BA + 1: A + ** Failers +No match + ACX +No match + ABC +No match + +/(?(DEFINE)(A))B(?1)C/ + BAC + 0: BAC + +/(?(DEFINE)((A)\2))B(?1)C/ + BAAC + 0: BAAC + +/(? \( ( [^()]++ | (?&pn) )* \) )/x + (ab(cd)ef) + 0: (ab(cd)ef) + 1: (ab(cd)ef) + 2: ef + +/^(?!a(*SKIP)b)/ + ac + 0: + +/^(?=a(*SKIP)b|ac)/ + ** Failers +No match + ac +No match + +/^(?=a(*THEN)b|ac)/ + ac + 0: + +/^(?=a(*PRUNE)b)/ + ab + 0: + ** Failers +No match + ac +No match + +/^(?=a(*ACCEPT)b)/ + ac + 0: + +/^(?(?!a(*SKIP)b))/ + ac + 0: + +/(?>a\Kb)/ + ab + 0: b + +/((?>a\Kb))/ + ab + 0: b + 1: ab + +/(a\Kb)/ + ab + 0: b + 1: ab + +/^a\Kcz|ac/ + ac + 0: ac + +/(?>a\Kbz|ab)/ + ab + 0: ab + +/^(?&t)(?(DEFINE)(?a\Kb))$/ + ab + 0: b + +/^([^()]|\((?1)*\))*$/ + a(b)c + 0: a(b)c + 1: c + a(b(c)d)e + 0: a(b(c)d)e + 1: e + +/(?P(?P0)(?P>L1)|(?P>L2))/ + 0 + 0: 0 + 1: 0 + 00 + 0: 00 + 1: 00 + 2: 0 + 0000 + 0: 0000 + 1: 0000 + 2: 0 + +/(?P(?P0)|(?P>L2)(?P>L1))/ + 0 + 0: 0 + 1: 0 + 2: 0 + 00 + 0: 0 + 1: 0 + 2: 0 + 0000 + 0: 0 + 1: 0 + 2: 0 + +/--- This one does fail, as expected, in Perl. It needs the complex item at the + end of the pattern. A single letter instead of (B|D) makes it not fail, + which I think is a Perl bug. --- / + +/A(*COMMIT)(B|D)/ + ACABX +No match + +/--- Check the use of names for failure ---/ + +/^(A(*PRUNE:A)B|C(*PRUNE:B)D)/K + ** Failers +No match + AC +No match, mark = A + CB +No match, mark = B + +/--- Force no study, otherwise mark is not seen. The studied version is in + test 2 because it isn't Perl-compatible. ---/ + +/(*MARK:A)(*SKIP:B)(C|X)/KSS + C + 0: C + 1: C +MK: A + D +No match, mark = A + +/^(A(*THEN:A)B|C(*THEN:B)D)/K + ** Failers +No match + CB +No match, mark = B + +/^(?:A(*THEN:A)B|C(*THEN:B)D)/K + CB +No match, mark = B + +/^(?>A(*THEN:A)B|C(*THEN:B)D)/K + CB +No match, mark = B + +/--- This should succeed, as the skip causes bump to offset 1 (the mark). Note +that we have to have something complicated such as (B|Z) at the end because, +for Perl, a simple character somehow causes an unwanted optimization to mess +with the handling of backtracking verbs. ---/ + +/A(*MARK:A)A+(*SKIP:A)(B|Z) | AC/xK + AAAC + 0: AC + +/--- Test skipping over a non-matching mark. ---/ + +/A(*MARK:A)A+(*MARK:B)(*SKIP:A)(B|Z) | AC/xK + AAAC + 0: AC + +/--- Check shorthand for MARK ---/ + +/A(*:A)A+(*SKIP:A)(B|Z) | AC/xK + AAAC + 0: AC + +/--- Don't loop! Force no study, otherwise mark is not seen. ---/ + +/(*:A)A+(*SKIP:A)(B|Z)/KSS + AAAC +No match, mark = A + +/--- This should succeed, as a non-existent skip name disables the skip ---/ + +/A(*MARK:A)A+(*SKIP:B)(B|Z) | AC/xK + AAAC + 0: AC + +/A(*MARK:A)A+(*SKIP:B)(B|Z) | AC(*:B)/xK + AAAC + 0: AC +MK: B + +/--- COMMIT at the start of a pattern should act like an anchor. Again, +however, we need the complication for Perl. ---/ + +/(*COMMIT)(A|P)(B|P)(C|P)/ + ABCDEFG + 0: ABC + 1: A + 2: B + 3: C + ** Failers +No match + DEFGABC +No match + +/--- COMMIT inside an atomic group can't stop backtracking over the group. ---/ + +/(\w+)(?>b(*COMMIT))\w{2}/ + abbb + 0: abbb + 1: a + +/(\w+)b(*COMMIT)\w{2}/ + abbb +No match + +/--- Check opening parens in comment when seeking forward reference. ---/ + +/(?&t)(?#()(?(DEFINE)(?a))/ + bac + 0: a + +/--- COMMIT should override THEN ---/ + +/(?>(*COMMIT)(?>yes|no)(*THEN)(*F))?/ + yes +No match + +/(?>(*COMMIT)(yes|no)(*THEN)(*F))?/ + yes +No match + +/b?(*SKIP)c/ + bc + 0: bc + abc + 0: bc + +/(*SKIP)bc/ + a +No match + +/(*SKIP)b/ + a +No match + +/(?P(?P=abn)xxx|)+/ + xxx + 0: + 1: + +/(?i:([^b]))(?1)/ + aa + 0: aa + 1: a + aA + 0: aA + 1: a + ** Failers + 0: ** + 1: * + ab +No match + aB +No match + Ba +No match + ba +No match + +/^(?&t)*+(?(DEFINE)(?a))\w$/ + aaaaaaX + 0: aaaaaaX + ** Failers +No match + aaaaaa +No match + +/^(?&t)*(?(DEFINE)(?a))\w$/ + aaaaaaX + 0: aaaaaaX + aaaaaa + 0: aaaaaa + +/^(a)*+(\w)/ + aaaaX + 0: aaaaX + 1: a + 2: X + YZ + 0: Y + 1: + 2: Y + ** Failers +No match + aaaa +No match + +/^(?:a)*+(\w)/ + aaaaX + 0: aaaaX + 1: X + YZ + 0: Y + 1: Y + ** Failers +No match + aaaa +No match + +/^(a)++(\w)/ + aaaaX + 0: aaaaX + 1: a + 2: X + ** Failers +No match + aaaa +No match + YZ +No match + +/^(?:a)++(\w)/ + aaaaX + 0: aaaaX + 1: X + ** Failers +No match + aaaa +No match + YZ +No match + +/^(a)?+(\w)/ + aaaaX + 0: aa + 1: a + 2: a + YZ + 0: Y + 1: + 2: Y + +/^(?:a)?+(\w)/ + aaaaX + 0: aa + 1: a + YZ + 0: Y + 1: Y + +/^(a){2,}+(\w)/ + aaaaX + 0: aaaaX + 1: a + 2: X + ** Failers +No match + aaa +No match + YZ +No match + +/^(?:a){2,}+(\w)/ + aaaaX + 0: aaaaX + 1: X + ** Failers +No match + aaa +No match + YZ +No match + +/(a|)*(?1)b/ + b + 0: b + 1: + ab + 0: ab + 1: + aab + 0: aab + 1: + +/(a)++(?1)b/ + ** Failers +No match + ab +No match + aab +No match + +/(a)*+(?1)b/ + ** Failers +No match + ab +No match + aab +No match + +/(?1)(?:(b)){0}/ + b + 0: b + +/(foo ( \( ((?:(?> [^()]+ )|(?2))*) \) ) )/x + foo(bar(baz)+baz(bop)) + 0: foo(bar(baz)+baz(bop)) + 1: foo(bar(baz)+baz(bop)) + 2: (bar(baz)+baz(bop)) + 3: bar(baz)+baz(bop) + +/(A (A|B(*ACCEPT)|C) D)(E)/x + AB + 0: AB + 1: AB + 2: B + +/\A.*?(?:a|b(*THEN)c)/ + ba + 0: ba + +/\A.*?(?:a|bc)/ + ba + 0: ba + +/\A.*?(a|b(*THEN)c)/ + ba + 0: ba + 1: a + +/\A.*?(a|bc)/ + ba + 0: ba + 1: a + +/\A.*?(?:a|b(*THEN)c)++/ + ba + 0: ba + +/\A.*?(?:a|bc)++/ + ba + 0: ba + +/\A.*?(a|b(*THEN)c)++/ + ba + 0: ba + 1: a + +/\A.*?(a|bc)++/ + ba + 0: ba + 1: a + +/\A.*?(?:a|b(*THEN)c|d)/ + ba + 0: ba + +/\A.*?(?:a|bc|d)/ + ba + 0: ba + +/(?:(b))++/ + beetle + 0: b + 1: b + +/(?(?=(a(*ACCEPT)z))a)/ + a + 0: a + 1: a + +/^(a)(?1)+ab/ + aaaab + 0: aaaab + 1: a + +/^(a)(?1)++ab/ + aaaab +No match + +/^(?=a(*:M))aZ/K + aZbc + 0: aZ +MK: M + +/^(?!(*:M)b)aZ/K + aZbc + 0: aZ + +/(?(DEFINE)(a))?b(?1)/ + backgammon + 0: ba + +/^\N+/ + abc\ndef + 0: abc + +/^\N{1,}/ + abc\ndef + 0: abc + +/(?(R)a+|(?R)b)/ + aaaabcde + 0: aaaab + +/(?(R)a+|((?R))b)/ + aaaabcde + 0: aaaab + 1: aaaa + +/((?(R)a+|(?1)b))/ + aaaabcde + 0: aaaab + 1: aaaab + +/((?(R1)a+|(?1)b))/ + aaaabcde + 0: aaaab + 1: aaaab + +/a(*:any +name)/K + abc + 0: a +MK: any \x0aname + +/(?>(?&t)c|(?&t))(?(DEFINE)(?a|b(*PRUNE)c))/ + a + 0: a + ba + 0: a + bba + 0: a + +/--- Checking revised (*THEN) handling ---/ + +/--- Capture ---/ + +/^.*? (a(*THEN)b) c/x + aabc +No match + +/^.*? (a(*THEN)b|(*F)) c/x + aabc + 0: aabc + 1: ab + +/^.*? ( (a(*THEN)b) | (*F) ) c/x + aabc + 0: aabc + 1: ab + 2: ab + +/^.*? ( (a(*THEN)b) ) c/x + aabc +No match + +/--- Non-capture ---/ + +/^.*? (?:a(*THEN)b) c/x + aabc +No match + +/^.*? (?:a(*THEN)b|(*F)) c/x + aabc + 0: aabc + +/^.*? (?: (?:a(*THEN)b) | (*F) ) c/x + aabc + 0: aabc + +/^.*? (?: (?:a(*THEN)b) ) c/x + aabc +No match + +/--- Atomic ---/ + +/^.*? (?>a(*THEN)b) c/x + aabc +No match + +/^.*? (?>a(*THEN)b|(*F)) c/x + aabc + 0: aabc + +/^.*? (?> (?>a(*THEN)b) | (*F) ) c/x + aabc + 0: aabc + +/^.*? (?> (?>a(*THEN)b) ) c/x + aabc +No match + +/--- Possessive capture ---/ + +/^.*? (a(*THEN)b)++ c/x + aabc +No match + +/^.*? (a(*THEN)b|(*F))++ c/x + aabc + 0: aabc + 1: ab + +/^.*? ( (a(*THEN)b)++ | (*F) )++ c/x + aabc + 0: aabc + 1: ab + 2: ab + +/^.*? ( (a(*THEN)b)++ )++ c/x + aabc +No match + +/--- Possessive non-capture ---/ + +/^.*? (?:a(*THEN)b)++ c/x + aabc +No match + +/^.*? (?:a(*THEN)b|(*F))++ c/x + aabc + 0: aabc + +/^.*? (?: (?:a(*THEN)b)++ | (*F) )++ c/x + aabc + 0: aabc + +/^.*? (?: (?:a(*THEN)b)++ )++ c/x + aabc +No match + +/--- Condition assertion ---/ + +/^(?(?=a(*THEN)b)ab|ac)/ + ac + 0: ac + +/--- Condition ---/ + +/^.*?(?(?=a)a|b(*THEN)c)/ + ba +No match + +/^.*?(?:(?(?=a)a|b(*THEN)c)|d)/ + ba + 0: ba + +/^.*?(?(?=a)a(*THEN)b|c)/ + ac +No match + +/--- Assertion ---/ + +/^.*(?=a(*THEN)b)/ + aabc + 0: a + +/------------------------------/ + +/(?>a(*:m))/imsxSK + a + 0: a +MK: m + +/(?>(a)(*:m))/imsxSK + a + 0: a + 1: a +MK: m + +/(?<=a(*ACCEPT)b)c/ + xacd + 0: c + +/(?<=(a(*ACCEPT)b))c/ + xacd + 0: c + 1: a + +/(?<=(a(*COMMIT)b))c/ + xabcd + 0: c + 1: ab + ** Failers +No match + xacd +No match + +/(? + 2: + +/(another)?(\1+)test/ + hello world test +No match /-- End of testinput1 --/