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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.lib.syntax;
import java.io.IOException;
/** Syntax node for an assignment statement. */
public final class AssignmentStatement extends Statement {
private final LValue lvalue;
private final Expression expression;
/**
* Constructs an assignment: "lvalue := value".
*/
public AssignmentStatement(LValue lvalue, Expression expression) {
this.lvalue = lvalue;
this.expression = expression;
}
/**
* Returns the LHS of the assignment.
*/
public LValue getLValue() {
return lvalue;
}
/**
* Returns the RHS of the assignment.
*/
public Expression getExpression() {
return expression;
}
@Override
public void prettyPrint(Appendable buffer, int indentLevel) throws IOException {
printIndent(buffer, indentLevel);
lvalue.prettyPrint(buffer, indentLevel);
buffer.append(" = ");
expression.prettyPrint(buffer, indentLevel);
buffer.append('\n');
}
@Override
public void accept(SyntaxTreeVisitor visitor) {
visitor.visit(this);
}
@Override
public Kind kind() {
return Kind.ASSIGNMENT;
}
}
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