56 lines
1.5 KiB
Factor
56 lines
1.5 KiB
Factor
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! Copyright (C) 2008 Doug Coleman.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors kernel math math.order symbols regexp.parser
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words regexp.utils unicode.categories combinators.short-circuit ;
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IN: regexp.classes
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GENERIC: class-member? ( obj class -- ? )
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M: word class-member? ( obj class -- ? ) 2drop f ;
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M: integer class-member? ( obj class -- ? ) 2drop f ;
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M: character-class-range class-member? ( obj class -- ? )
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[ from>> ] [ to>> ] bi between? ;
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M: any-char class-member? ( obj class -- ? )
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2drop t ;
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M: letter-class class-member? ( obj class -- ? )
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drop letter? ;
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M: LETTER-class class-member? ( obj class -- ? )
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drop LETTER? ;
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M: Letter-class class-member? ( obj class -- ? )
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drop Letter? ;
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M: ascii-class class-member? ( obj class -- ? )
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drop ascii? ;
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M: digit-class class-member? ( obj class -- ? )
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drop digit? ;
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M: alpha-class class-member? ( obj class -- ? )
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drop alpha? ;
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M: punctuation-class class-member? ( obj class -- ? )
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drop punct? ;
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M: java-printable-class class-member? ( obj class -- ? )
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drop java-printable? ;
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M: non-newline-blank-class class-member? ( obj class -- ? )
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drop { [ blank? ] [ CHAR: \n = not ] } 1&& ;
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M: control-character-class class-member? ( obj class -- ? )
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drop control-char? ;
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M: hex-digit-class class-member? ( obj class -- ? )
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drop hex-digit? ;
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M: java-blank-class class-member? ( obj class -- ? )
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drop java-blank? ;
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M: unmatchable-class class-member? ( obj class -- ? )
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2drop f ;
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