com.shapesecurity.shift.es2017.minifier.passes.expansion.ReplaceStaticMemberAccessWithDynamicMemberAccess Maven / Gradle / Ivy
///*
// * Copyright 2014 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.minifier.passes.expansion;
//
//import Expression;
//import com.shapesecurity.shift.ast.expression.BinaryExpression;
//import com.shapesecurity.shift.ast.expression.ComputedMemberExpression;
//import com.shapesecurity.shift.ast.expression.LiteralNumericExpression;
//import com.shapesecurity.shift.ast.expression.PrefixExpression;
//import com.shapesecurity.shift.ast.expression.StaticMemberExpression;
//import BinaryOperator;
//import com.shapesecurity.shift.ast.operators.PrefixOperator;
//import com.shapesecurity.shift.minifier.ExpansionRule;
//import com.shapesecurity.shift.visitor.DirtyState;
//
//import javax.annotation.Nonnull;
//
//public class ReplaceStaticMemberAccessWithDynamicMemberAccess extends ExpansionRule {
// /* replace some special static member accesses with a computed member access */
// public static final ReplaceStaticMemberAccessWithDynamicMemberAccess INSTANCE =
// new ReplaceStaticMemberAccessWithDynamicMemberAccess();
//
// @Nonnull
// @Override
// public DirtyState transform(@Nonnull StaticMemberExpression node) {
// switch (node.property.name) {
// case "undefined":
// return DirtyState.dirty(new ComputedMemberExpression(node.object, new PrefixExpression(
// PrefixOperator.Void, new LiteralNumericExpression(0))));
// case "true":
// case "false":
// return DirtyState.dirty(new ComputedMemberExpression(node.object, new PrefixExpression(
// PrefixOperator.LogicalNot, new LiteralNumericExpression("true".equals(node.property.name) ? 0 : 1))));
// case "Infinity":
// return DirtyState.dirty(new ComputedMemberExpression(node.object, new BinaryExpression(
// BinaryOperator.Div, new LiteralNumericExpression(1), new LiteralNumericExpression(0))));
// }
// return DirtyState.clean(node);
// }
//}