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