1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.tools.common.datatypes 18 19 import kotlin.js.JsExport 20 import kotlin.js.JsName 21 22 @JsExport 23 abstract class DataType { 24 @JsName("isEmpty") abstract val isEmpty: Boolean 25 26 val isNotEmpty 27 get() = !isEmpty 28 doPrintValuenull29 protected abstract fun doPrintValue(): String 30 31 @JsName("prettyPrint") fun prettyPrint(): String = if (isEmpty) "[empty]" else doPrintValue() 32 33 final override fun toString() = prettyPrint() 34 35 final override fun hashCode() = doPrintValue().hashCode() 36 37 final override fun equals(other: Any?): Boolean { 38 if (this === other) return true 39 if (other !is DataType) return false 40 if (this::class != other::class) return false 41 42 return doPrintValue() == other.doPrintValue() 43 } 44 } 45