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747 |
jeremybenn |
NOTE implicit vs. explicit repetitions : 2009-02-02
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# Glenn Fowler
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# conforming matches (column 4) must match one of the following BREs
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# NOMATCH
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# (0,.)\((\(.\),\(.\))(?,?)(\2,\3)\)*
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# (0,.)\((\(.\),\(.\))(\2,\3)(?,?)\)*
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# i.e., each 3-tuple has two identical elements and one (?,?)
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E ((..)|(.)) NULL NOMATCH
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E ((..)|(.))((..)|(.)) NULL NOMATCH
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E ((..)|(.))((..)|(.))((..)|(.)) NULL NOMATCH
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E ((..)|(.)){1} NULL NOMATCH
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E ((..)|(.)){2} NULL NOMATCH
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E ((..)|(.)){3} NULL NOMATCH
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E ((..)|(.))* NULL (0,0)
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E ((..)|(.)) a (0,1)(0,1)(?,?)(0,1)
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E ((..)|(.))((..)|(.)) a NOMATCH
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E ((..)|(.))((..)|(.))((..)|(.)) a NOMATCH
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E ((..)|(.)){1} a (0,1)(0,1)(?,?)(0,1)
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E ((..)|(.)){2} a NOMATCH
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E ((..)|(.)){3} a NOMATCH
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E ((..)|(.))* a (0,1)(0,1)(?,?)(0,1)
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E ((..)|(.)) aa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.))((..)|(.)) aa (0,2)(0,1)(?,?)(0,1)(1,2)(?,?)(1,2)
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E ((..)|(.))((..)|(.))((..)|(.)) aa NOMATCH
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E ((..)|(.)){1} aa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.)){2} aa (0,2)(1,2)(?,?)(1,2)
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E ((..)|(.)){3} aa NOMATCH
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E ((..)|(.))* aa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.)) aaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.))((..)|(.)) aaa (0,3)(0,2)(0,2)(?,?)(2,3)(?,?)(2,3)
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E ((..)|(.))((..)|(.))((..)|(.)) aaa (0,3)(0,1)(?,?)(0,1)(1,2)(?,?)(1,2)(2,3)(?,?)(2,3)
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E ((..)|(.)){1} aaa (0,2)(0,2)(0,2)(?,?)
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#E ((..)|(.)){2} aaa (0,3)(2,3)(?,?)(2,3)
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E ((..)|(.)){2} aaa (0,3)(2,3)(0,2)(2,3) RE2/Go
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E ((..)|(.)){3} aaa (0,3)(2,3)(?,?)(2,3)
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#E ((..)|(.))* aaa (0,3)(2,3)(?,?)(2,3)
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E ((..)|(.))* aaa (0,3)(2,3)(0,2)(2,3) RE2/Go
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E ((..)|(.)) aaaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.))((..)|(.)) aaaa (0,4)(0,2)(0,2)(?,?)(2,4)(2,4)(?,?)
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E ((..)|(.))((..)|(.))((..)|(.)) aaaa (0,4)(0,2)(0,2)(?,?)(2,3)(?,?)(2,3)(3,4)(?,?)(3,4)
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E ((..)|(.)){1} aaaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.)){2} aaaa (0,4)(2,4)(2,4)(?,?)
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#E ((..)|(.)){3} aaaa (0,4)(3,4)(?,?)(3,4)
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E ((..)|(.)){3} aaaa (0,4)(3,4)(0,2)(3,4) RE2/Go
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E ((..)|(.))* aaaa (0,4)(2,4)(2,4)(?,?)
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E ((..)|(.)) aaaaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.))((..)|(.)) aaaaa (0,4)(0,2)(0,2)(?,?)(2,4)(2,4)(?,?)
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E ((..)|(.))((..)|(.))((..)|(.)) aaaaa (0,5)(0,2)(0,2)(?,?)(2,4)(2,4)(?,?)(4,5)(?,?)(4,5)
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E ((..)|(.)){1} aaaaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.)){2} aaaaa (0,4)(2,4)(2,4)(?,?)
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#E ((..)|(.)){3} aaaaa (0,5)(4,5)(?,?)(4,5)
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E ((..)|(.)){3} aaaaa (0,5)(4,5)(2,4)(4,5) RE2/Go
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#E ((..)|(.))* aaaaa (0,5)(4,5)(?,?)(4,5)
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E ((..)|(.))* aaaaa (0,5)(4,5)(2,4)(4,5) RE2/Go
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E ((..)|(.)) aaaaaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.))((..)|(.)) aaaaaa (0,4)(0,2)(0,2)(?,?)(2,4)(2,4)(?,?)
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E ((..)|(.))((..)|(.))((..)|(.)) aaaaaa (0,6)(0,2)(0,2)(?,?)(2,4)(2,4)(?,?)(4,6)(4,6)(?,?)
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E ((..)|(.)){1} aaaaaa (0,2)(0,2)(0,2)(?,?)
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E ((..)|(.)){2} aaaaaa (0,4)(2,4)(2,4)(?,?)
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E ((..)|(.)){3} aaaaaa (0,6)(4,6)(4,6)(?,?)
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E ((..)|(.))* aaaaaa (0,6)(4,6)(4,6)(?,?)
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NOTE additional repetition tests graciously provided by Chris Kuklewicz www.haskell.org 2009-02-02
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# These test a bug in OS X / FreeBSD / NetBSD, and libtree.
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# Linux/GLIBC gets the {8,} and {8,8} wrong.
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:HA#100:E X(.?){0,}Y X1234567Y (0,9)(7,8)
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:HA#101:E X(.?){1,}Y X1234567Y (0,9)(7,8)
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:HA#102:E X(.?){2,}Y X1234567Y (0,9)(7,8)
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:HA#103:E X(.?){3,}Y X1234567Y (0,9)(7,8)
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:HA#104:E X(.?){4,}Y X1234567Y (0,9)(7,8)
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:HA#105:E X(.?){5,}Y X1234567Y (0,9)(7,8)
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:HA#106:E X(.?){6,}Y X1234567Y (0,9)(7,8)
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:HA#107:E X(.?){7,}Y X1234567Y (0,9)(7,8)
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:HA#108:E X(.?){8,}Y X1234567Y (0,9)(8,8)
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#:HA#110:E X(.?){0,8}Y X1234567Y (0,9)(7,8)
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:HA#110:E X(.?){0,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#111:E X(.?){1,8}Y X1234567Y (0,9)(7,8)
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:HA#111:E X(.?){1,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#112:E X(.?){2,8}Y X1234567Y (0,9)(7,8)
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:HA#112:E X(.?){2,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#113:E X(.?){3,8}Y X1234567Y (0,9)(7,8)
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:HA#113:E X(.?){3,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#114:E X(.?){4,8}Y X1234567Y (0,9)(7,8)
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:HA#114:E X(.?){4,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#115:E X(.?){5,8}Y X1234567Y (0,9)(7,8)
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:HA#115:E X(.?){5,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#116:E X(.?){6,8}Y X1234567Y (0,9)(7,8)
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:HA#116:E X(.?){6,8}Y X1234567Y (0,9)(8,8) RE2/Go
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#:HA#117:E X(.?){7,8}Y X1234567Y (0,9)(7,8)
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:HA#117:E X(.?){7,8}Y X1234567Y (0,9)(8,8) RE2/Go
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:HA#118:E X(.?){8,8}Y X1234567Y (0,9)(8,8)
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# These test a fixed bug in my regex-tdfa that did not keep the expanded
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# form properly grouped, so right association did the wrong thing with
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# these ambiguous patterns (crafted just to test my code when I became
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# suspicious of my implementation). The first subexpression should use
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# "ab" then "a" then "bcd".
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# OS X / FreeBSD / NetBSD badly fail many of these, with impossible
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# results like (0,6)(4,5)(6,6).
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:HA#260:E (a|ab|c|bcd){0,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#261:E (a|ab|c|bcd){1,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#262:E (a|ab|c|bcd){2,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#263:E (a|ab|c|bcd){3,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#264:E (a|ab|c|bcd){4,}(d*) ababcd NOMATCH
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:HA#265:E (a|ab|c|bcd){0,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#266:E (a|ab|c|bcd){1,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#267:E (a|ab|c|bcd){2,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#268:E (a|ab|c|bcd){3,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#269:E (a|ab|c|bcd){4,10}(d*) ababcd NOMATCH
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:HA#270:E (a|ab|c|bcd)*(d*) ababcd (0,6)(3,6)(6,6)
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:HA#271:E (a|ab|c|bcd)+(d*) ababcd (0,6)(3,6)(6,6)
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# The above worked on Linux/GLIBC but the following often fail.
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# They also trip up OS X / FreeBSD / NetBSD:
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#:HA#280:E (ab|a|c|bcd){0,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#280:E (ab|a|c|bcd){0,}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#281:E (ab|a|c|bcd){1,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#281:E (ab|a|c|bcd){1,}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#282:E (ab|a|c|bcd){2,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#282:E (ab|a|c|bcd){2,}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#283:E (ab|a|c|bcd){3,}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#283:E (ab|a|c|bcd){3,}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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:HA#284:E (ab|a|c|bcd){4,}(d*) ababcd NOMATCH
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#:HA#285:E (ab|a|c|bcd){0,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#285:E (ab|a|c|bcd){0,10}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#286:E (ab|a|c|bcd){1,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#286:E (ab|a|c|bcd){1,10}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#287:E (ab|a|c|bcd){2,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#287:E (ab|a|c|bcd){2,10}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#288:E (ab|a|c|bcd){3,10}(d*) ababcd (0,6)(3,6)(6,6)
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:HA#288:E (ab|a|c|bcd){3,10}(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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:HA#289:E (ab|a|c|bcd){4,10}(d*) ababcd NOMATCH
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#:HA#290:E (ab|a|c|bcd)*(d*) ababcd (0,6)(3,6)(6,6)
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:HA#290:E (ab|a|c|bcd)*(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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#:HA#291:E (ab|a|c|bcd)+(d*) ababcd (0,6)(3,6)(6,6)
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:HA#291:E (ab|a|c|bcd)+(d*) ababcd (0,6)(4,5)(5,6) RE2/Go
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