org.eclipse.cdt.core

Added preliminary (crude) SelectionParser IParser implementation for SELECTION_PARSE clients.  

org.eclipse.cdt.core.tests
	Added preliminary SelectionParseTests to test SELECTION_PARSE clients. 
	Added SelectionParseTests to ParserTestSuite.

core/org.eclipse.cdt.core/parser/ChangeLog-parser

@@ -1,5 +1,5 @@
 2004-02-04 John Camelon
-	Added preliminary (crude) SelectionParser IParser implementation for SELECTION_PARSE clients.  
+	Added preliminary (crude) bSelectionParser IParser implementation for SELECTION_PARSE clients.  
 
 2004-02-01 John Camelon
 	Added CompletionKind.UNREACHABLE_CODE to IASTCompletionNode.  

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/parser/ITokenDuple.java

@@ -12,6 +12,10 @@ package org.eclipse.cdt.core.parser;
 
 import java.util.Iterator;
 
+import org.eclipse.cdt.core.parser.ast.IASTFactory;
+import org.eclipse.cdt.core.parser.ast.IASTNode;
+import org.eclipse.cdt.core.parser.ast.IASTScope;
+
 
 /**
  * @author jcamelon
@@ -25,6 +29,8 @@ public interface ITokenDuple {
 	 * @return
 	 */
 	public abstract IToken getLastToken();
+	
+	
 	public abstract Iterator iterator();
 	public abstract String toString();
 	public abstract boolean isIdentifier();
@@ -34,4 +40,6 @@ public interface ITokenDuple {
 	public IToken getToken(int index);
 	
 	public int findLastTokenType( int type );
+	
+	public IASTNode lookup( IASTFactory factory, IASTScope scope );
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/parser/ParseError.java

@@ -24,7 +24,7 @@ public class ParseError extends Error {
 		
 		// offset specified is within a section of code #if'd out by the preprocessor 
 		// semantic context cannot be provided in this case
-		public static final ParseErrorKind OFFSET_PREPROCESSED_OUT = new ParseErrorKind( 1 );
+		public static final ParseErrorKind OFFSETDUPLE_UNREACHABLE = new ParseErrorKind( 1 );
 		
 		// offset range specified is not a valid identifier or qualified name
 		// semantic context cannot be provided in this case

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/parser/ParserFactory.java

@@ -16,10 +16,11 @@ import org.eclipse.cdt.core.parser.ast.IASTFactory;
 import org.eclipse.cdt.core.parser.extension.ExtensionDialect;
 import org.eclipse.cdt.core.parser.extension.IParserExtensionFactory;
 import org.eclipse.cdt.internal.core.parser.CompleteParser;
-import org.eclipse.cdt.internal.core.parser.ContextualParser;
+import org.eclipse.cdt.internal.core.parser.CompletionParser;
 import org.eclipse.cdt.internal.core.parser.ParserExtensionFactory;
 import org.eclipse.cdt.internal.core.parser.QuickParseCallback;
 import org.eclipse.cdt.internal.core.parser.QuickParser;
+import org.eclipse.cdt.internal.core.parser.SelectionParser;
 import org.eclipse.cdt.internal.core.parser.StructuralParseCallback;
 import org.eclipse.cdt.internal.core.parser.StructuralParser;
 import org.eclipse.cdt.internal.core.parser.ast.complete.CompleteParseASTFactory;
@@ -57,9 +58,9 @@ public class ParserFactory {
 		else if( ourMode == ParserMode.STRUCTURAL_PARSE )
 			return new StructuralParser( scanner, ourCallback, language, logService );
 		else if( ourMode == ParserMode.COMPLETION_PARSE )
-			return new ContextualParser( scanner, ourCallback, language, logService );
+			return new CompletionParser( scanner, ourCallback, language, logService );
-		else if( ourMode == ParserMode.SELECTION_PARSE )
+		else if (ourMode == ParserMode.SELECTION_PARSE )
-			return null; // TODO Implementation required
+			return new SelectionParser( scanner, ourCallback, language, logService );
 		else
 			return new QuickParser( scanner, ourCallback, language, logService );
     }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/parser/ast/IASTFactory.java

@@ -240,5 +240,7 @@ public interface IASTFactory
 	 * @param kind
 	 * @param firstExpression
 	 */
-	public IASTNode getCompletionContext(Kind kind, IASTExpression expression); 						
+	public IASTNode getCompletionContext(Kind kind, IASTExpression expression);
+	
+	public IASTNode lookupSymbolInContext( IASTScope scope, ITokenDuple duple ) throws ASTNotImplementedException;
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/CompletionParser.java

@@ -22,6 +22,7 @@ import org.eclipse.cdt.core.parser.IScanner;
 import org.eclipse.cdt.core.parser.ISourceElementRequestor;
 import org.eclipse.cdt.core.parser.IToken;
 import org.eclipse.cdt.core.parser.OffsetLimitReachedException;
+import org.eclipse.cdt.core.parser.ParseError;
 import org.eclipse.cdt.core.parser.ParserFactory;
 import org.eclipse.cdt.core.parser.ParserLanguage;
 import org.eclipse.cdt.core.parser.ParserMode;
@@ -40,21 +41,22 @@ import org.eclipse.cdt.internal.core.parser.token.KeywordSets.Key;
 /**
  * @author jcamelon
  */
-public class ContextualParser extends Parser implements IParser {
+public class CompletionParser extends CompleteParser implements IParser {
 
 	protected CompletionKind kind;
-	protected IASTScope scope;
 	protected IASTNode context;
 	protected IToken finalToken;
 	private Set keywordSet;
-
+	protected IASTScope scope;
+	
+	
 	/**
 	 * @param scanner
 	 * @param callback
 	 * @param language
 	 * @param log
 	 */
-	public ContextualParser(IScanner scanner, ISourceElementRequestor callback, ParserLanguage language, IParserLogService log) {
+	public CompletionParser(IScanner scanner, ISourceElementRequestor callback, ParserLanguage language, IParserLogService log) {
 		super(scanner, callback, language, log);
 		astFactory = ParserFactory.createASTFactory( ParserMode.COMPLETION_PARSE, language);
 		scanner.setASTFactory(astFactory);
@@ -91,31 +93,24 @@ public class ContextualParser extends Parser implements IParser {
 	/**
 	 * @return
 	 */
-	private Set getKeywordSet() {
+	protected Set getKeywordSet() {
 		return keywordSet;
 	}
 
 	/**
 	 * @return
 	 */
-	private String getCompletionPrefix() {
+	protected String getCompletionPrefix() {
 		return ( finalToken == null ? "" : finalToken.getImage() );
 	}
 
 	/**
 	 * @return
 	 */
-	private IASTNode getCompletionContext() {
+	protected IASTNode getCompletionContext() {
 		return context;
 	}
 
-	/**
-	 * @return
-	 */
-	private IASTScope getCompletionScope() {
-		return scope;
-	}
-
 	/**
 	 * @return
 	 */
@@ -123,24 +118,6 @@ public class ContextualParser extends Parser implements IParser {
 		return kind;
 	}
 
-	/* (non-Javadoc)
-	 * @see org.eclipse.cdt.core.parser.IParser#parse(int, int)
-	 */
-	public IASTNode parse(int startingOffset, int endingOffset) {
-		scanner.setOffsetBoundary(endingOffset);
-		translationUnit();
-		return getCompletionContext();
-	}
-	
-	
-	
-	/* (non-Javadoc)
-	 * @see org.eclipse.cdt.internal.core.parser.Parser#setCurrentScope(org.eclipse.cdt.core.parser.ast.IASTScope)
-	 */
-	protected void setCompletionScope(IASTScope scope) {
-		this.scope = scope;
-	}
-	
 	protected void setCompletionContext( IASTNode node )
 	{
 		this.context = node;
@@ -152,19 +129,6 @@ public class ContextualParser extends Parser implements IParser {
 	}    
 	
 	
-	protected void handleFunctionBody(IASTScope scope, boolean isInlineFunction) throws BacktrackException, EndOfFileException
-	{
-		if ( isInlineFunction ) 
-			skipOverCompoundStatement();
-		else
-			functionBody(scope);
-	}
-	
-	protected void catchBlockCompoundStatement(IASTScope scope) throws BacktrackException, EndOfFileException 
-	{
-		compoundStatement(scope, true);
-	}
-	
 	/* (non-Javadoc)
 	 * @see org.eclipse.cdt.internal.core.parser.Parser#handleOffsetLimitException()
 	 */
@@ -191,7 +155,7 @@ public class ContextualParser extends Parser implements IParser {
 	 * @param object
 	 * @param string
 	 */
-	private void setCompletionValues(CompletionKind kind, Set keywordSet, String prefix ) {
+	protected void setCompletionValues(CompletionKind kind, Set keywordSet, String prefix ) {
 		setCompletionScope(compilationUnit);
 		this.keywordSet = keywordSet;
 		setCompletionKind(kind);
@@ -316,6 +280,24 @@ public class ContextualParser extends Parser implements IParser {
 			catchBlockCompoundStatement(scope);
 		}
 	}
-	
+
-	
+	/**
+	 * @return
+	 */
+	protected IASTScope getCompletionScope() {
+		return scope;
+	}
+
+	public IASTNode parse(int startingOffset, int endingOffset) {
+		throw new ParseError( ParseError.ParseErrorKind.METHOD_NOT_IMPLEMENTED );
+	}
+
+	protected void setCompletionScope(IASTScope scope) {
+		this.scope = scope;
+	}
+
+	public boolean parse() {
+		throw new ParseError( ParseError.ParseErrorKind.METHOD_NOT_IMPLEMENTED );	
+	}
+
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/Parser.java

@@ -5293,7 +5293,9 @@ public abstract class Parser implements IParser
     	
         try
         {
-            return scanner.nextToken();
+        	IToken value = scanner.nextToken(); 
+        	handleNewToken( value );
+            return value; 
         }
         catch( OffsetLimitReachedException olre )
         {
@@ -5310,7 +5312,13 @@ public abstract class Parser implements IParser
         }
     }
 
-    protected void handleOffsetLimitException(OffsetLimitReachedException exception) throws EndOfFileException {
+    /**
+	 * @param value
+	 */
+	protected void handleNewToken(IToken value) throws EndOfFileException {
+	}
+	
+	protected void handleOffsetLimitException(OffsetLimitReachedException exception) throws EndOfFileException {
 		// unexpected, throw EOF instead (equivalent)
 		throw new EndOfFileException();
 	}

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/SelectionParser.java

@@ -0,0 +1,92 @@
+/**********************************************************************
+ * Copyright (c) 2002,2003 Rational Software Corporation and others.
+ * All rights reserved.   This program and the accompanying materials
+ * are made available under the terms of the Common Public License v0.5
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v05.html
+ * 
+ * Contributors: 
+ * IBM Rational Software - Initial API and implementation
+***********************************************************************/
+package org.eclipse.cdt.internal.core.parser;
+
+import org.eclipse.cdt.core.parser.EndOfFileException;
+import org.eclipse.cdt.core.parser.IParserLogService;
+import org.eclipse.cdt.core.parser.IScanner;
+import org.eclipse.cdt.core.parser.ISourceElementRequestor;
+import org.eclipse.cdt.core.parser.IToken;
+import org.eclipse.cdt.core.parser.ITokenDuple;
+import org.eclipse.cdt.core.parser.ParseError;
+import org.eclipse.cdt.core.parser.ParserLanguage;
+import org.eclipse.cdt.core.parser.ast.IASTCompletionNode;
+import org.eclipse.cdt.core.parser.ast.IASTNode;
+import org.eclipse.cdt.internal.core.parser.token.OffsetDuple;
+import org.eclipse.cdt.internal.core.parser.token.TokenDuple;
+
+/**
+ * @author jcamelon
+ */
+public class SelectionParser extends CompletionParser {
+
+	private OffsetDuple offsetRange;
+	private IToken firstTokenOfDuple = null, lastTokenOfDuple = null;
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.internal.core.parser.Parser#handleNewToken(org.eclipse.cdt.core.parser.IToken)
+	 */
+	protected void handleNewToken(IToken value) throws EndOfFileException {
+		if( value != null )
+		{
+			if( value.getOffset() == offsetRange.getFloorOffset() )
+				firstTokenOfDuple = value;
+			if( value.getEndOffset() == offsetRange.getCeilingOffset() )
+			{	
+				lastTokenOfDuple = value;
+				throw new EndOfFileException();
+			}
+		}
+	}
+
+	
+	/**
+	 * @param scanner
+	 * @param callback
+	 * @param mode
+	 * @param language
+	 * @param log
+	 */
+	public SelectionParser(IScanner scanner, ISourceElementRequestor callback, ParserLanguage language, IParserLogService log) {
+		super(scanner, callback, language, log);
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.parser.IParser#parse(int, int)
+	 */
+	public IASTNode parse(int startingOffset, int endingOffset) {
+		scanner.setOffsetBoundary(endingOffset);
+		offsetRange = new OffsetDuple( startingOffset, endingOffset );
+		translationUnit();
+		return reconcileTokenDuple();
+	}
+
+	/**
+	 * 
+	 */
+	protected IASTNode reconcileTokenDuple() throws ParseError {
+		if( firstTokenOfDuple == null || lastTokenOfDuple == null )
+			throw new ParseError( ParseError.ParseErrorKind.OFFSET_RANGE_NOT_NAME );
+		
+		if( getCompletionKind() == IASTCompletionNode.CompletionKind.UNREACHABLE_CODE )
+			throw new ParseError( ParseError.ParseErrorKind.OFFSETDUPLE_UNREACHABLE );
+		
+		ITokenDuple duple = new TokenDuple( firstTokenOfDuple, lastTokenOfDuple );
+		return duple.lookup( astFactory, getCompletionScope() );
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.parser.IParser#parse(int)
+	 */
+	public IASTCompletionNode parse(int offset) {
+		throw new ParseError( ParseError.ParseErrorKind.METHOD_NOT_IMPLEMENTED );	
+	}	
+}

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/ast/complete/CompleteParseASTFactory.java

@@ -2821,4 +2821,18 @@ public class CompleteParseASTFactory extends BaseASTFactory implements IASTFacto
 		return null;
 		
 	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.parser.ast.IASTFactory#lookupSymbolInContext(org.eclipse.cdt.core.parser.ast.IASTScope, org.eclipse.cdt.core.parser.ITokenDuple)
+	 */
+	public IASTNode lookupSymbolInContext(IASTScope scope, ITokenDuple duple) throws ASTNotImplementedException {
+		ISymbol s = null;
+		try {
+			s = lookupQualifiedName( scopeToSymbol( scope ), duple, new ArrayList(), false );
+		} catch (ASTSemanticException e) {
+		}
+		if ( s == null )
+			return null;
+		return s.getASTExtension().getPrimaryDeclaration();
+	}
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/ast/quick/QuickParseASTFactory.java

@@ -347,4 +347,11 @@ public class QuickParseASTFactory extends BaseASTFactory implements IASTFactory
 		return null;
 	}
 
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.parser.ast.IASTFactory#lookupSymbolInContext(org.eclipse.cdt.core.parser.ast.IASTScope, org.eclipse.cdt.core.parser.ITokenDuple)
+	 */
+	public IASTNode lookupSymbolInContext(IASTScope scope, ITokenDuple duple) throws ASTNotImplementedException {
+		throw new ASTNotImplementedException();
+	}
+
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/token/TokenDuple.java

@@ -15,6 +15,10 @@ import java.util.NoSuchElementException;
 
 import org.eclipse.cdt.core.parser.IToken;
 import org.eclipse.cdt.core.parser.ITokenDuple;
+import org.eclipse.cdt.core.parser.ast.ASTNotImplementedException;
+import org.eclipse.cdt.core.parser.ast.IASTFactory;
+import org.eclipse.cdt.core.parser.ast.IASTNode;
+import org.eclipse.cdt.core.parser.ast.IASTScope;
 
 /**
  * @author jcamelon
@@ -110,7 +114,7 @@ public class TokenDuple implements ITokenDuple {
 	
 	public boolean isIdentifier()
 	{
-		return ( firstToken == lastToken );
+		return ( (firstToken == lastToken ) && (firstToken.getType() == IToken.tIDENTIFIER ));
 	}
 
     /* (non-Javadoc)
@@ -172,5 +176,18 @@ public class TokenDuple implements ITokenDuple {
         
         return lastFound;
     }
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.parser.ITokenDuple#lookup(org.eclipse.cdt.core.parser.ast.IASTFactory)
+	 */
+	public IASTNode lookup(IASTFactory factory, IASTScope scope) {
+		// check syntax of the node
+		
+		try {
+			return factory.lookupSymbolInContext(scope, this );
+		} catch (ASTNotImplementedException e) {
+			return null;
+		}
+	}
 	
 }