62 lines
2.0 KiB
Factor
62 lines
2.0 KiB
Factor
! Copyright (C) 2009 Daniel Ehrenberg
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! See http://factorcode.org/license.txt for BSD license.
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USING: tools.test regexp.minimize assocs regexp
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accessors regexp.transition-tables regexp.parser
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regexp.classes regexp.negation ;
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IN: regexp.minimize.tests
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[ t ] [ 1 2 H{ { { 1 2 } t } } same-partition? ] unit-test
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[ t ] [ 2 1 H{ { { 1 2 } t } } same-partition? ] unit-test
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[ f ] [ 2 3 H{ { { 1 2 } t } } same-partition? ] unit-test
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[ H{ { 1 1 } { 2 1 } { 3 3 } { 4 3 } } ]
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[ { { 1 1 } { 1 2 } { 2 2 } { 3 3 } { 3 4 } { 4 4 } } [ t ] H{ } map>assoc partition>classes ] unit-test
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[ { { 1 2 } { 3 4 } } ] [ H{ { "elephant" 1 } { "tiger" 3 } } H{ { "elephant" 2 } { "tiger" 4 } } assemble-values ] unit-test
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USE: multiline
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/*
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: regexp-states ( string -- n )
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parse-regexp ast>dfa transitions>> assoc-size ;
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[ 3 ] [ "ab|ac" regexp-states ] unit-test
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[ 3 ] [ "a(b|c)" regexp-states ] unit-test
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[ 1 ] [ "((aa*)*)*" regexp-states ] unit-test
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[ 1 ] [ "a|((aa*)*)*" regexp-states ] unit-test
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[ 2 ] [ "ab|((aa*)*)*b" regexp-states ] unit-test
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[ 4 ] [ "ab|cd" regexp-states ] unit-test
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[ 1 ] [ "(?i:[a-z]*|[A-Z]*)" regexp-states ] unit-test
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*/
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[
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T{ transition-table
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{ transitions H{
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{ 0 H{ { CHAR: a 1 } { CHAR: b 1 } } }
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{ 1 H{ { CHAR: a 2 } { CHAR: b 2 } } }
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{ 2 H{ { CHAR: c 3 } } }
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{ 3 H{ } }
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} }
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{ start-state 0 }
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{ final-states H{ { 3 3 } } }
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}
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] [
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T{ transition-table
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{ transitions H{
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{ 0 H{ { CHAR: a 1 } { CHAR: b 4 } } }
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{ 1 H{ { CHAR: a 2 } { CHAR: b 5 } } }
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{ 2 H{ { CHAR: c 3 } } }
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{ 3 H{ } }
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{ 4 H{ { CHAR: a 2 } { CHAR: b 5 } } }
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{ 5 H{ { CHAR: c 6 } } }
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{ 6 H{ } }
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} }
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{ start-state 0 }
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{ final-states H{ { 3 3 } { 6 6 } } }
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} combine-states
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] unit-test
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[ [ ] [ ] while-changes ] must-infer
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[ H{ { T{ or-class f { 1 2 } } 3 } { 4 5 } } ]
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[ H{ { 1 3 } { 2 3 } { 4 5 } } combine-state-transitions ] unit-test
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