Package	system.formatters
Class	public dynamic class ExpressionFormatter
Inheritance	ExpressionFormatter flash.utils.Dictionary
Implements	Formattable
Subclasses	TypeExpression

This dictionary register formattable expression and format a String with all expressions in the dictionnary.

     import system.formatters.ExpressionFormatter ;
     
     var source:String ;
     
     var formatter:ExpressionFormatter = new ExpressionFormatter() ;
     
     formatter["root"]      = "c:" ;
     formatter["system"]    = "{root}/project/system" ;
     formatter["data.maps"] = "{system}/data/maps" ;
     formatter["map"]       = "{data.maps}/HashMap.as" ;
     
     source = "the root : {root} - the class : {map}" ; 
     // the root : c: - the class : c:/project/system/data/maps/HashMap.as
     
     trace( formatter.format( source ) ) ;
     
     trace( "----" ) ;
     
     formatter["system"]    = "%root%/project/system" ;
     formatter["data.maps"] = "%system%/data/maps" ;
     formatter["HashMap"]   = "%data.maps%/HashMap.as" ;
     
     formatter.beginSeparator = "%" ;
     formatter.endSeparator   = "%" ;
     
     source = "the root : %root% - the class : %HashMap%" ;
     
     trace( formatter.format( source ) ) ;
     // the root : c: - the class : c:/project/system/data/maps/HashMap.as
     

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