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Code Issues Wiki Activity

Bug 319175: Parser adds proposals for preferred namespaces.

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This commit is contained in:
Markus Schorn 2010-08-13 09:14:58 +00:00
parent 6048a19e1c
commit 96c5c7725a
12 changed files with 224 additions and 74 deletions
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29
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
View file

@ -2327,7 +2327,7 @@ public class AST2CPPTests extends AST2BaseTest {
IASTName name = col.getName(11);
assertEquals("a", name.toString());
IBinding[] bs = CPPSemantics.findBindingsForContentAssist(name, true);
IBinding[] bs = CPPSemantics.findBindingsForContentAssist(name, true, null);
// check the result
HashSet result= new HashSet();
@ -2342,6 +2342,33 @@ public class AST2CPPTests extends AST2BaseTest {
assertEquals(7, bs.length); // the bindings above + 2 constructors
}
// namespace ns {
// int v_outer;
// namespace inner {
// int v_inner;
// }
// }
// void test(){
// v_;
// }
public void testAdditionalNamespaceLookup() throws Exception {
IASTTranslationUnit tu = parse(getAboveComment(), ParserLanguage.CPP);
CPPNameCollector col = new CPPNameCollector();
tu.accept(col);
IASTName name = col.getName(5);
assertEquals("v_", name.toString());
IBinding[] bs = CPPSemantics.findBindingsForContentAssist(name, true, new String[] {"ns::inner"});
// check the result
HashSet result= new HashSet();
for (IBinding binding : bs) {
result.add(binding.getName());
}
assertTrue(result.contains("v_inner"));
assertEquals(1, bs.length); // the bindings above
}
// static void f();
// void f() {}
public void testIsStatic() throws Exception {

34
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ICPPASTCompletionContext.java Normal file
View file

@ -0,0 +1,34 @@
/*******************************************************************************
* Copyright (c) 2010 Tomasz Wesolowski and others
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Tomasz Wesolowski - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.core.dom.ast;
/**
* Interface for a code completion's context. Used for context-sensitive finding of bindings with a certain
* name or prefix, including additional lookup requested namespaces.
*
* @noextend This interface is not intended to be extended by clients.
* @noimplement This interface is not intended to be implemented by clients.
* @since 5.3
*/
public interface ICPPASTCompletionContext extends IASTCompletionContext {
/**
* Returns bindings that start with the given name or prefix, only considering those that are valid for
* this context, including those in the requested set of namespaces.
*
* @param n
* the name containing a prefix
* @param namespaces
* the qualified names of additional namespaces to check for bindings, or null
* @return valid bindings in this context for the given prefix
*/
IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces);
}

16
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTBaseSpecifier.java
View file

@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2004, 2009 IBM Corporation and others.
* Copyright (c) 2004, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@ -17,19 +17,19 @@ import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTCompositeTypeSpecifier.ICPPASTBaseSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTVisitor;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTCompositeTypeSpecifier.ICPPASTBaseSpecifier;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
/**
* Base class specifier
*/
public class CPPASTBaseSpecifier extends ASTNode implements ICPPASTBaseSpecifier, IASTCompletionContext {
public class CPPASTBaseSpecifier extends ASTNode implements ICPPASTBaseSpecifier, ICPPASTCompletionContext {
private boolean isVirtual;
private int visibility;
@ -117,8 +117,8 @@ public class CPPASTBaseSpecifier extends ASTNode implements ICPPASTBaseSpecifier
return r_unclear;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
List<IBinding> filtered = new ArrayList<IBinding>();
ICPPClassType classType = null;
@ -155,4 +155,8 @@ public class CPPASTBaseSpecifier extends ASTNode implements ICPPASTBaseSpecifier
assertNotFrozen();
fIsPackExpansion= val;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

12
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTConstructorChainInitializer.java
View file

@ -15,7 +15,6 @@ package org.eclipse.cdt.internal.core.dom.parser.cpp;
import java.util.Arrays;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTImplicitName;
import org.eclipse.cdt.core.dom.ast.IASTImplicitNameOwner;
@ -23,6 +22,7 @@ import org.eclipse.cdt.core.dom.ast.IASTInitializer;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTCompositeTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTConstructorChainInitializer;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTConstructorInitializer;
@ -44,7 +44,7 @@ import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
* {@code Base()} and {@code field()} are the constructor chain initializers.<br>
*/
public class CPPASTConstructorChainInitializer extends ASTNode implements
ICPPASTConstructorChainInitializer, IASTImplicitNameOwner, IASTCompletionContext {
ICPPASTConstructorChainInitializer, IASTImplicitNameOwner, ICPPASTCompletionContext {
private IASTName name;
private IASTImplicitName[] implicitNames;
private IASTInitializer initializer;
@ -128,8 +128,8 @@ public class CPPASTConstructorChainInitializer extends ASTNode implements
return r_unclear;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
ICPPASTBaseSpecifier[] baseClasses = null;
@ -238,4 +238,8 @@ public class CPPASTConstructorChainInitializer extends ASTNode implements
return implicitNames;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

12
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTFieldReference.java
View file

@ -20,12 +20,12 @@ import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTImplicitName;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IEnumerator;
import org.eclipse.cdt.core.dom.ast.IFunction;
import org.eclipse.cdt.core.dom.ast.IPointerType;
@ -46,7 +46,7 @@ import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CVQualifier;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil;
public class CPPASTFieldReference extends ASTNode implements ICPPASTFieldReference, IASTAmbiguityParent,
IASTCompletionContext {
ICPPASTCompletionContext {
private boolean isTemplate;
private IASTExpression owner;
@ -258,8 +258,8 @@ public class CPPASTFieldReference extends ASTNode implements ICPPASTFieldReferen
return false;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
List<IBinding> filtered = new ArrayList<IBinding>();
for (IBinding binding : bindings) {
@ -274,4 +274,8 @@ public class CPPASTFieldReference extends ASTNode implements ICPPASTFieldReferen
return filtered.toArray(new IBinding[filtered.size()]);
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

12
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTIdExpression.java
View file

@ -14,10 +14,10 @@ package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTIdExpression;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IEnumerator;
import org.eclipse.cdt.core.dom.ast.IFunction;
import org.eclipse.cdt.core.dom.ast.IProblemBinding;
@ -31,7 +31,7 @@ import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil;
public class CPPASTIdExpression extends ASTNode implements IASTIdExpression, IASTCompletionContext {
public class CPPASTIdExpression extends ASTNode implements IASTIdExpression, ICPPASTCompletionContext {
private IASTName name;
@ -134,12 +134,16 @@ public class CPPASTIdExpression extends ASTNode implements IASTIdExpression, IAS
return false;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
return CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
}
@Override
public String toString() {
return name != null ? name.toString() : "<unnamed>"; //$NON-NLS-1$
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

13
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTName.java
View file

@ -21,6 +21,7 @@ import org.eclipse.cdt.core.dom.ast.IASTDeclarator;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.ICompositeType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTElaboratedTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
@ -33,7 +34,7 @@ import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
/**
* Unqualified name, also base class for operator and conversion name.
*/
public class CPPASTName extends CPPASTNameBase implements IASTCompletionContext {
public class CPPASTName extends CPPASTNameBase implements ICPPASTCompletionContext {
public static IASTName NOT_INITIALIZED= new CPPASTName(null);
private char[] name;
@ -71,7 +72,7 @@ public class CPPASTName extends CPPASTNameBase implements IASTCompletionContext
return null;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IASTNode parent = getParent();
if (parent instanceof ICPPASTElaboratedTypeSpecifier) {
ICPPASTElaboratedTypeSpecifier specifier = (ICPPASTElaboratedTypeSpecifier) parent;
@ -84,11 +85,11 @@ public class CPPASTName extends CPPASTNameBase implements IASTCompletionContext
default:
return null;
}
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
return filterByElaboratedTypeSpecifier(kind, bindings);
}
else if (parent instanceof IASTDeclarator) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
for (int i = 0; i < bindings.length; i++) {
if (bindings[i] instanceof ICPPNamespace || bindings[i] instanceof ICPPClassType) {
} else {
@ -177,4 +178,8 @@ public class CPPASTName extends CPPASTNameBase implements IASTCompletionContext
}
return true;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

35
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTNamedTypeSpecifier.java
View file

@ -1,13 +1,13 @@
/*******************************************************************************
* Copyright (c) 2004, 2008 IBM Corporation and others.
* Copyright (c) 2004, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
* Bryan Wilkinson (QNX)
* John Camelon (IBM) - Initial API and implementation
* Bryan Wilkinson (QNX)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
@ -15,9 +15,9 @@ import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IEnumeration;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTNamedTypeSpecifier;
@ -26,11 +26,8 @@ import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateTypeParameter;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
/**
* @author jcamelon
*/
public class CPPASTNamedTypeSpecifier extends CPPASTBaseDeclSpecifier implements
ICPPASTNamedTypeSpecifier, IASTCompletionContext {
ICPPASTNamedTypeSpecifier, ICPPASTCompletionContext {
private boolean typename;
private IASTName name;
@ -107,20 +104,24 @@ public class CPPASTNamedTypeSpecifier extends CPPASTBaseDeclSpecifier implements
return r_unclear;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
List<IBinding> filtered = new ArrayList<IBinding>();
for (int i = 0; i < bindings.length; i++) {
if (bindings[i] instanceof ICPPClassType
|| bindings[i] instanceof IEnumeration
|| bindings[i] instanceof ICPPNamespace
|| bindings[i] instanceof ITypedef
|| bindings[i] instanceof ICPPTemplateTypeParameter) {
filtered.add(bindings[i]);
for (IBinding binding : bindings) {
if (binding instanceof ICPPClassType
|| binding instanceof IEnumeration
|| binding instanceof ICPPNamespace
|| binding instanceof ITypedef
|| binding instanceof ICPPTemplateTypeParameter) {
filtered.add(binding);
}
}
return filtered.toArray(new IBinding[filtered.size()]);
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

12
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java
View file

@ -17,7 +17,6 @@ import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTFieldReference;
import org.eclipse.cdt.core.dom.ast.IASTIdExpression;
import org.eclipse.cdt.core.dom.ast.IASTName;
@ -25,6 +24,7 @@ import org.eclipse.cdt.core.dom.ast.IASTNameOwner;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclaration;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IEnumerator;
import org.eclipse.cdt.core.dom.ast.IField;
import org.eclipse.cdt.core.dom.ast.IScope;
@ -52,7 +52,7 @@ import org.eclipse.core.runtime.Assert;
* template id).
*/
public class CPPASTQualifiedName extends CPPASTNameBase
implements ICPPASTQualifiedName, IASTCompletionContext {
implements ICPPASTQualifiedName, ICPPASTCompletionContext {
private IASTName[] names = null;
private int namesPos= -1;
@ -246,8 +246,8 @@ public class CPPASTQualifiedName extends CPPASTNameBase
return false;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
if (namesPos > 0) {
IBinding binding = names[namesPos-1].resolveBinding();
@ -344,4 +344,8 @@ public class CPPASTQualifiedName extends CPPASTNameBase
Assert.isLegal(false);
return null;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

26
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTUsingDeclaration.java
View file

@ -1,12 +1,12 @@
/*******************************************************************************
* Copyright (c) 2004, 2009 IBM Corporation and others.
* Copyright (c) 2004, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
* John Camelon (IBM) - Initial API and implementation
* Bryan Wilkinson (QNX)
* Markus Schorn (Wind River Systems)
*******************************************************************************/
@ -16,19 +16,17 @@ import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTUsingDeclaration;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
/**
* @author jcamelon
*/
public class CPPASTUsingDeclaration extends ASTNode
implements ICPPASTUsingDeclaration, IASTCompletionContext {
implements ICPPASTUsingDeclaration, ICPPASTCompletionContext {
private boolean typeName;
private IASTName name;
@ -97,13 +95,13 @@ public class CPPASTUsingDeclaration extends ASTNode
return r_unclear;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
List<IBinding> filtered = new ArrayList<IBinding>();
for (int i = 0; i < bindings.length; i++) {
if (bindings[i] instanceof ICPPNamespace) {
filtered.add(bindings[i]);
for (IBinding binding : bindings) {
if (binding instanceof ICPPNamespace) {
filtered.add(binding);
}
}
@ -114,4 +112,8 @@ public class CPPASTUsingDeclaration extends ASTNode
public String toString() {
return name.toString();
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

28
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTUsingDirective.java
View file

@ -1,13 +1,13 @@
/*******************************************************************************
* Copyright (c) 2004, 2008 IBM Corporation and others.
* Copyright (c) 2004, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
* Bryan Wilkinson (QNX)
* John Camelon (IBM) - Initial API and implementation
* Bryan Wilkinson (QNX)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
@ -15,19 +15,17 @@ import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTUsingDirective;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
/**
* @author jcamelon
*/
public class CPPASTUsingDirective extends ASTNode implements
ICPPASTUsingDirective, IASTCompletionContext {
ICPPASTUsingDirective, ICPPASTCompletionContext {
private IASTName name;
@ -87,16 +85,20 @@ public class CPPASTUsingDirective extends ASTNode implements
return r_unclear;
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix);
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
List<IBinding> filtered = new ArrayList<IBinding>();
for (int i = 0;i < bindings.length; i++) {
if (bindings[i] instanceof ICPPNamespace) {
filtered.add(bindings[i]);
for (IBinding binding : bindings) {
if (binding instanceof ICPPNamespace) {
filtered.add(binding);
}
}
return filtered.toArray(new IBinding[filtered.size()]);
}
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}

67
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java
View file

@ -3291,18 +3291,77 @@ public class CPPSemantics {
return standardLookup(data, scope);
}
public static IBinding[] findBindingsForContentAssist(IASTName name, boolean prefixLookup) {
public static IBinding[] findBindingsForContentAssist(IASTName name, boolean prefixLookup,
String[] additionalNamespaces) {
LookupData data = createLookupData(name, true);
data.contentAssist = true;
data.prefixLookup = prefixLookup;
data.foundItems = new CharArrayObjectMap(2);
return contentAssistLookup(data, null);
// Convert namespaces to scopes.
List<ICPPScope> nsScopes= new ArrayList<ICPPScope>();
IASTTranslationUnit tu = name.getTranslationUnit();
if (additionalNamespaces != null && tu != null) {
for (String nsName : additionalNamespaces) {
nsName= nsName.trim();
if (nsName.startsWith("::")) { //$NON-NLS-1$
nsName= nsName.substring(2);
}
String[] namespaceParts = nsName.split("::"); //$NON-NLS-1$
try {
ICPPScope nsScope = getNamespaceScope(tu, namespaceParts);
if (nsScope != null) {
nsScopes.add(nsScope);
}
} catch (DOMException e) {
// Errors in source code, continue with next candidate.
}
}
}
return contentAssistLookup(data, nsScopes);
}
private static IBinding[] contentAssistLookup(LookupData data, IScope start) {
private static ICPPScope getNamespaceScope(IASTTranslationUnit tu, String[] namespaceParts)
throws DOMException {
ICPPScope nsScope= (ICPPScope) tu.getScope();
outer: for (String nsPart : namespaceParts) {
nsPart= nsPart.trim();
if (nsPart.length() != 0) {
CPPASTName searchName= new CPPASTName(nsPart.toCharArray());
searchName.setParent(tu);
searchName.setPropertyInParent(STRING_LOOKUP_PROPERTY);
IBinding[] nsBindings = nsScope.getBindings(searchName, true, false);
for (IBinding nsBinding : nsBindings) {
if (nsBinding instanceof ICPPNamespace) {
nsScope= ((ICPPNamespace) nsBinding).getNamespaceScope();
continue outer;
}
}
// There was no matching namespace
return null;
}
}
// Name did not specify a namespace, e.g. "::"
if (nsScope == tu.getScope())
return null;
return nsScope;
}
private static IBinding[] contentAssistLookup(LookupData data, List<ICPPScope> additionalNamespaces) {
try {
lookup(data, start);
lookup(data, null);
if (additionalNamespaces != null) {
data.ignoreUsingDirectives = true;
data.forceQualified = true;
for (ICPPScope nsScope : additionalNamespaces) {
if (!data.visited.containsKey(nsScope)) {
lookup(data, nsScope);
}
}
}
} catch (DOMException e) {
}
CharArrayObjectMap map = (CharArrayObjectMap) data.foundItems;