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Shift format ECMAScript 6 AST tooling

There is a newer version: 2.2.0

// Generated by src/generate-spec-java.js 

/*
 * Copyright 2015 Shape Security, Inc.
 *
 * 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.shapesecurity.shift.ast;

import com.shapesecurity.functional.data.HashCodeBuilder;
import com.shapesecurity.shift.ast.operators.Precedence;
import com.shapesecurity.shift.ast.operators.UnaryOperator;

import org.jetbrains.annotations.NotNull;

public class UnaryExpression extends Expression implements Node {

    @NotNull
    public final UnaryOperator operator;

    @NotNull
    public final Expression operand;

    public UnaryExpression(@NotNull UnaryOperator operator, @NotNull Expression operand) {
        super();
        this.operator = operator;
        this.operand = operand;
    }

    @Override
    public boolean equals(Object object) {
        return object instanceof UnaryExpression && this.operator.equals(((UnaryExpression) object).operator) &&
               this.operand.equals(((UnaryExpression) object).operand);
    }

    @Override
    public int hashCode() {
        int code = HashCodeBuilder.put(0, "UnaryExpression");
        code = HashCodeBuilder.put(code, this.operator);
        code = HashCodeBuilder.put(code, this.operand);
        return code;
    }

    @NotNull
    public UnaryOperator getOperator() {
        return this.operator;
    }

    @NotNull
    public UnaryExpression setOperator(@NotNull UnaryOperator operator) {
        return new UnaryExpression(operator, this.operand);
    }

    @NotNull
    public Expression getOperand() {
        return this.operand;
    }

    @NotNull
    public UnaryExpression setOperand(@NotNull Expression operand) {
        return new UnaryExpression(this.operator, operand);
    }

    @Override
    @NotNull
    public Precedence getPrecedence() {
        return Precedence.PREFIX;
    }

}