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/*******************************************************************************
* Copyright (c) 2015 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.qt.core.qmljs;
/**
* A JavaScript assignment expression from the
* <a href="https://github.com/estree/estree/blob/master/spec.md#assignmentexpression">ESTree Specification</a>
*/
public interface IJSAssignmentExpression extends IJSExpression {
/**
* An Enumeration covering the 12 assignment operators in JavaScript
*/
enum AssignmentOperator {
Assign("="), //$NON-NLS-1$
AssignAdd("+="), //$NON-NLS-1$
AssignSubtract("-="), //$NON-NLS-1$
AssignMultiply("*="), //$NON-NLS-1$
AssignDivide("/="), //$NON-NLS-1$
AssignModulus("%="), //$NON-NLS-1$
AssignLeftShift("<<="), //$NON-NLS-1$
AssignRightShift(">>="), //$NON-NLS-1$
AssignUnsignedRightShift(">>>="), //$NON-NLS-1$
AssignOr("|="), //$NON-NLS-1$
AssignExclusiveOr("^"), //$NON-NLS-1$
AssignAnd("&="); //$NON-NLS-1$
public static AssignmentOperator fromObject(Object obj) {
if (obj instanceof String) {
for (AssignmentOperator op : AssignmentOperator.values()) {
if (obj.equals(op.toString())) {
return op;
}
}
}
return null;
}
private final String op;
private AssignmentOperator(String op) {
this.op = op;
}
@Override
public String toString() {
return this.op;
}
}
@Override
default String getType() {
return "AssignmentExpression"; //$NON-NLS-1$
}
public AssignmentOperator getOperator();
public IJSExpression getLeft();
public IJSExpression getRight();
}
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