51 lines
1.4 KiB
Factor
51 lines
1.4 KiB
Factor
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! Copyright (C) 2005, 2006 Daniel Ehrenberg
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! See http://factorcode.org/license.txt for BSD license.
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IN: xml
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USING: kernel namespaces sequences words io errors hashtables parser arrays ;
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! * Easy XML generation for more literal things
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! should this be rewritten?
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: text ( string -- )
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chars>entities add-child ;
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: tag ( string attr-quot contents-quot -- )
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>r swap >r make-hash r> swap r>
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-rot dupd <opener> process
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slip
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<closer> process ; inline
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: comment ( string -- )
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<comment> add-child ;
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: make-xml ( quot -- vector )
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#! Produces a tree of XML from a quotation to generate it
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[ init-xml call xml-stack get first second ] with-scope ; inline
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! * System for words specialized on tag names
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TUPLE: process-missing process tag ;
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M: process-missing error.
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"Tag <" write
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process-missing-tag tag-name write
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"> not implemented on process process " write
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dup process-missing-process word-name print ;
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: run-process ( tag word -- )
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2dup "xtable" word-prop
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>r dup tag-name r> hash* [ 2nip call ] [
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drop <process-missing> throw
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] if ;
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: PROCESS:
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CREATE
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dup H{ } clone "xtable" set-word-prop
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dup literalize \ run-process 2array >quotation define-compound ; parsing
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: TAG:
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scan scan-word [
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swap "xtable" word-prop
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rot "/" split [ >r 2dup r> swap set-hash ] each 2drop
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] f ; parsing
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