/*******************************************************************************
* Copyright (c) 2008, 2015 Wind River Systems, Inc. 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:
* Markus Schorn - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser;
/**
* Configures the parsing of a declaration in various contexts.
*/
public class DeclarationOptions {
final public static int ALLOW_EMPTY_SPECIFIER= 0x01;
final public static int ALLOW_ABSTRACT= 0x02;
final public static int REQUIRE_ABSTRACT= 0x04;
final public static int ALLOW_BITFIELD= 0x08;
final public static int NO_INITIALIZER= 0x10;
final public static int NO_CTOR_STYLE_INITIALIZER= 0x20;
final public static int NO_BRACED_INITIALIZER= 0x40;
final public static int NO_FUNCTIONS= 0x80;
final public static int NO_ARRAYS= 0x100;
final public static int NO_NESTED= 0x200;
final public static int ALLOW_PARAMETER_PACKS= 0x400;
final public static int REQUIRE_SIMPLE_NAME= 0x800;
final public static int ALLOW_FOLLOWED_BY_BRACE= 0x1000;
final public static int ALLOW_OPAQUE_ENUM= 0x2000;
final public static int SINGLE_DTOR= 0x4000;
final public static int ALLOW_FUNCTION_DEFINITION= 0x8000;
public static final DeclarationOptions
GLOBAL= new DeclarationOptions(ALLOW_EMPTY_SPECIFIER | ALLOW_OPAQUE_ENUM | ALLOW_FUNCTION_DEFINITION),
FUNCTION_STYLE_ASM= new DeclarationOptions(ALLOW_EMPTY_SPECIFIER | NO_INITIALIZER | ALLOW_ABSTRACT | ALLOW_FUNCTION_DEFINITION),
C_MEMBER= new DeclarationOptions(ALLOW_BITFIELD | ALLOW_ABSTRACT),
CPP_MEMBER= new DeclarationOptions(ALLOW_EMPTY_SPECIFIER | ALLOW_BITFIELD | ALLOW_OPAQUE_ENUM | NO_CTOR_STYLE_INITIALIZER | ALLOW_FUNCTION_DEFINITION),
LOCAL= new DeclarationOptions(ALLOW_OPAQUE_ENUM),
PARAMETER= new DeclarationOptions(ALLOW_ABSTRACT | ALLOW_PARAMETER_PACKS | REQUIRE_SIMPLE_NAME | NO_BRACED_INITIALIZER | NO_CTOR_STYLE_INITIALIZER),
TYPEID= new DeclarationOptions(REQUIRE_ABSTRACT | NO_INITIALIZER),
TYPEID_TRAILING_RETURN_TYPE= new DeclarationOptions(REQUIRE_ABSTRACT | NO_INITIALIZER | ALLOW_FOLLOWED_BY_BRACE | ALLOW_FUNCTION_DEFINITION),
TYPEID_NEW= new DeclarationOptions(REQUIRE_ABSTRACT | NO_INITIALIZER | NO_FUNCTIONS | NO_NESTED | ALLOW_FOLLOWED_BY_BRACE),
TYPEID_CONVERSION= new DeclarationOptions(REQUIRE_ABSTRACT | NO_INITIALIZER | NO_FUNCTIONS | NO_NESTED),
EXCEPTION= new DeclarationOptions(ALLOW_ABSTRACT | NO_INITIALIZER),
CONDITION= new DeclarationOptions(NO_CTOR_STYLE_INITIALIZER),
C_PARAMETER_NON_ABSTRACT= new DeclarationOptions(ALLOW_ABSTRACT | ALLOW_EMPTY_SPECIFIER),
RANGE_BASED_FOR = new DeclarationOptions(NO_INITIALIZER | REQUIRE_SIMPLE_NAME | SINGLE_DTOR);
final public boolean fAllowEmptySpecifier;
final public boolean fAllowAbstract;
final public boolean fRequireAbstract;
final public boolean fAllowBitField;
final public boolean fAllowInitializer;
final public boolean fAllowBracedInitializer;
final public boolean fCanBeFollowedByBrace;
final public boolean fAllowCtorStyleInitializer;
final public boolean fAllowFunctions;
final public boolean fAllowNested;
final public boolean fAllowParameterPacks;
final public boolean fRequireSimpleName;
final public boolean fAllowOpaqueEnum;
final public boolean fSingleDtor;
final public boolean fAllowFunctionDefinition;
public DeclarationOptions(int options) {
fAllowEmptySpecifier= (options & ALLOW_EMPTY_SPECIFIER) != 0;
fRequireAbstract= (options & REQUIRE_ABSTRACT) != 0;
fAllowAbstract= fRequireAbstract || (options & ALLOW_ABSTRACT) != 0;
fAllowBitField= (options & ALLOW_BITFIELD) != 0;
fAllowInitializer= (options & NO_INITIALIZER) == 0;
fAllowBracedInitializer= fAllowInitializer && (options & NO_BRACED_INITIALIZER) == 0;
fAllowCtorStyleInitializer= fAllowInitializer && (options & NO_CTOR_STYLE_INITIALIZER) == 0;
fAllowFunctions= (options & NO_FUNCTIONS) == 0;
fAllowNested= (options & NO_NESTED) == 0;
fAllowParameterPacks= (options & ALLOW_PARAMETER_PACKS) != 0;
fRequireSimpleName= (options & REQUIRE_SIMPLE_NAME) != 0;
fCanBeFollowedByBrace= fAllowBracedInitializer || (options & ALLOW_FOLLOWED_BY_BRACE) != 0;
fAllowOpaqueEnum= (options & ALLOW_OPAQUE_ENUM) != 0;
fSingleDtor= (options & SINGLE_DTOR) != 0;
fAllowFunctionDefinition= (options & ALLOW_FUNCTION_DEFINITION) != 0;
}
}