38 lines
1004 B
Factor
Executable File
38 lines
1004 B
Factor
Executable File
! Copyright (C) 2006 Chris Double.
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! See http://factorcode.org/license.txt for BSD license.
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USING: kernel math io io.streams.string sequences strings
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lazy-lists combinators parser-combinators.simple ;
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IN: parser-combinators
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: tree-write ( object -- )
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{
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{ [ dup number? ] [ write1 ] }
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{ [ dup string? ] [ write ] }
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{ [ dup sequence? ] [ [ tree-write ] each ] }
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{ [ t ] [ write ] }
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} cond ;
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: search ( string parser -- seq )
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any-char-parser [ drop f ] <@ <|> <*> parse dup nil? [
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drop { }
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] [
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car parse-result-parsed [ ] subset
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] if ;
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: search* ( string parsers -- seq )
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unclip [ <|> ] reduce any-char-parser [ drop f ] <@ <|> <*> parse dup nil? [
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drop { }
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] [
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car parse-result-parsed [ ] subset
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] if ;
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: (replace) ( string parser -- seq )
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any-char-parser <|> <*> parse-1 ;
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: replace ( string parser -- result )
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[ (replace) [ tree-write ] each ] string-out ;
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: replace* ( string parsers -- result )
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swap [ replace ] reduce ;
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