MacroProcessor.groovyを利用例その2

TextProcessor.groovy

//
// MacroProcessor.groovyを利用する便利クラス
//

class TextProcessor {

	def 変換処理のClosure
	def TextProcessor(Closure 変換処理のClosure){
		this.変換処理のClosure = 変換処理のClosure
	}

	String process(String text){

		def sb = ''<<''
		
		def m      = MacroProcessor.PAT.matcher(text);
		
		def pointer = 0
		def result = m.find()
		
		while( result ){
			sb << text.substring( pointer, m.start() )
			def macroText = text.substring( m.start(),m.end() )
			sb << 変換処理のClosure.call( macroText )
		
			pointer = m.end()
			result = m.find()
		}
		
		sb << text.substring(pointer) 

		sb.toString()
	}
}