| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.royale.compiler.tree.as; |
| |
| import org.apache.royale.compiler.constants.IASLanguageConstants.BuiltinType; |
| |
| /** |
| * An AST node representing a numeric literal such as <code>3</code>, |
| * <code>0x1FFF</code>, or <code>-1.23e10</code>. |
| * <p> |
| * This node has no children. |
| */ |
| public interface INumericLiteralNode |
| { |
| /** |
| * Maximum value of the AS3 <code>int</code> datatype |
| */ |
| static final int MAX_INT_VALUE = Integer.MAX_VALUE; |
| |
| /** |
| * Minimum value of the AS3 <code>int</code> datatype |
| */ |
| static final int MIN_INT_VALUE = Integer.MIN_VALUE; |
| |
| /** |
| * Maximum value of the AS3 <code>uint</code> datatype |
| */ |
| static final long MAX_UINT_VALUE = (long)Math.pow(2, 32) - 1l; |
| |
| /** |
| * Maximum value of the AS3 <code>Number</code> datatype |
| */ |
| static final double MAX_NUMBER_VALUE = 1.79769313486231e+308; |
| |
| /** |
| * Minimum value of the AS3 <code>Number</code> datatype |
| */ |
| static final double MIN_NUMBER_VALUE = 4.940656458412467e-324; |
| |
| /** |
| * Represents the value of a numeric literal found in AS3 source |
| */ |
| static interface INumericValue |
| { |
| /** |
| * Returns the assumed type of this numeric value based on the range of |
| * the number. This does not take surrounding source, or program flow, |
| * into consideration |
| * |
| * @return either Number, int or uint |
| */ |
| public BuiltinType getAssumedType(); |
| |
| /** |
| * Returns the integral value of this number as an AS3 |
| * <code>Number</code> |
| * |
| * @return an <code>int</code> value |
| */ |
| public double toInteger(); |
| |
| /** |
| * Returns the value of this number as an AS3 <code>int</code> |
| * |
| * @return a <code>int</code> value |
| */ |
| public int toInt32(); |
| |
| /** |
| * Returns the value of this number as an AS3 <code>uint</code> |
| * |
| * @return an <code>uint</code> value |
| */ |
| public long toUint32(); |
| |
| /** |
| * Returns the value of this number as an AS3 <code>Number</code> |
| * |
| * @return an <code>Number</code> value |
| */ |
| public double toNumber(); |
| |
| /** |
| * Returns the value of this number as a String |
| * |
| * @return the orginal string value of this number |
| */ |
| @Override |
| public String toString(); |
| } |
| |
| INumericValue getNumericValue() throws NumberFormatException; |
| |
| } |