Alexander Udalov
75 lines
3.8 KiB
Kotlin
75 lines
3.8 KiB
Kotlin
/*
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* Copyright 2010-2015 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.kotlin.generators.builtins.arrays
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import org.jetbrains.kotlin.generators.builtins.PrimitiveType
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import org.jetbrains.kotlin.generators.builtins.generateBuiltIns.BuiltInsSourceGenerator
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import java.io.PrintWriter
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class GenerateArrays(out: PrintWriter) : BuiltInsSourceGenerator(out) {
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override fun getPackage() = "kotlin"
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override fun generateBody() {
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for (kind in PrimitiveType.values()) {
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val typeLower = kind.name.lowercase()
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val s = kind.capitalized
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val defaultValue = when (kind) {
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PrimitiveType.CHAR -> "null char (`\\u0000')"
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PrimitiveType.BOOLEAN -> "`false`"
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else -> "zero"
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}
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out.println("/**")
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out.println(" * An array of ${typeLower}s. When targeting the JVM, instances of this class are represented as `$typeLower[]`.")
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out.println(" * @constructor Creates a new array of the specified [size], with all elements initialized to $defaultValue.")
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out.println(" */")
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out.println("public class ${s}Array(size: Int) {")
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out.println(" /**")
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out.println(" * Creates a new array of the specified [size], where each element is calculated by calling the specified")
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out.println(" * [init] function.")
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out.println(" *")
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out.println(" * The function [init] is called for each array element sequentially starting from the first one.")
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out.println(" * It should return the value for an array element given its index.")
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out.println(" */")
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out.println(" public inline constructor(size: Int, init: (Int) -> $s)")
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out.println()
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out.println(" /**")
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out.println(" * Returns the array element at the given [index]. This method can be called using the index operator.")
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out.println(" *")
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out.println(" * If the [index] is out of bounds of this array, throws an [IndexOutOfBoundsException] except in Kotlin/JS")
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out.println(" * where the behavior is unspecified.")
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out.println(" */")
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out.println(" public operator fun get(index: Int): $s")
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out.println()
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out.println(" /**")
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out.println(" * Sets the element at the given [index] to the given [value]. This method can be called using the index operator.")
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out.println(" *")
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out.println(" * If the [index] is out of bounds of this array, throws an [IndexOutOfBoundsException] except in Kotlin/JS")
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out.println(" * where the behavior is unspecified.")
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out.println(" */")
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out.println(" public operator fun set(index: Int, value: $s): Unit")
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out.println()
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out.println(" /** Returns the number of elements in the array. */")
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out.println(" public val size: Int")
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out.println()
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out.println(" /** Creates an iterator over the elements of the array. */")
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out.println(" public operator fun iterator(): ${s}Iterator")
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out.println("}")
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out.println()
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}
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}
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}
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