toolerrorhandler.java

SRI international 发布的OAA框架软件

package antlr_oaa;

/* ANTLR Translator Generator
 * Project led by Terence Parr at http://www.jGuru.com
 * Software rights: http://www.antlr.org/RIGHTS.html
 *
 * $Id: ToolErrorHandler.java,v 1.1 2002/11/08 17:37:33 agno Exp $
 */
import antlr_oaa.collections.impl.BitSet;

interface ToolErrorHandler {


	/** Issue a warning about ambiguity between a alternates
	 * @param blk  The block being analyzed
	 * @param lexicalAnalysis  true for lexical rule
	 * @param depth  The depth of the ambiguity
	 * @param sets  An array of bitsets containing the ambiguities
	 * @param altIdx1  The zero-based index of the first ambiguous alternative
	 * @param altIdx2  The zero-based index of the second ambiguous alternative
	 */
	public void warnAltAmbiguity(
		Grammar grammar,
		AlternativeBlock blk,
		boolean lexicalAnalysis,
		int depth,
		Lookahead[] sets,
		int altIdx1,
		int altIdx2
	);
	/** Issue a warning about ambiguity between an alternate and exit path.
	 * @param blk  The block being analyzed
	 * @param lexicalAnalysis  true for lexical rule
	 * @param depth  The depth of the ambiguity
	 * @param sets  An array of bitsets containing the ambiguities
	 * @param altIdx  The zero-based index of the ambiguous alternative
	 */
	public void warnAltExitAmbiguity(
		Grammar grammar,
		BlockWithImpliedExitPath blk,
		boolean lexicalAnalysis,
		int depth,
		Lookahead[] sets,
		int altIdx
	);
}