18 lines
		
	
	
		
			817 B
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			18 lines
		
	
	
		
			817 B
		
	
	
	
		
			Factor
		
	
	
USING: compiler.tree help.markup help.syntax kernel sequences words ;
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IN: stack-checker.visitor
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HELP: #>r,
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{ $values { "inputs" sequence } { "outputs" sequence } }
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{ $description "Emits a " { $link #shuffle } " node that copies values from the data stack to the retain stack. This node is primarily outputted by the " { $link dip } " word and its relatives." }
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{ $examples
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  { $example
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    "USING: namespaces prettyprint stack-checker.visitor ;"
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    "V{ } stack-visitor set { 123 } { 124 } #>r, stack-visitor get ."
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    "V{\n    T{ #shuffle\n        { mapping { { 124 123 } } }\n        { in-d { 123 } }\n        { out-r { 124 } }\n    }\n}"
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  }
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} ;
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HELP: #drop,
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{ $values { "values" sequence } }
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{ $description "Outputs a " { $link #shuffle } " instruction which drops one or more values from the data stack." } ;
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