1 /*
2 * The MIT License
3 *
4 * Copyright (c) 2018 Niek Haarman
5 * Copyright (c) 2007 Mockito contributors
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
24 */
25
26 package org.mockito.kotlin.internal
27
28 import kotlin.reflect.KClass
29 import java.lang.reflect.Array as JavaArray
30
createInstancenull31 inline fun <reified T : Any> createInstance(): T {
32 return when (T::class) {
33 Boolean::class -> false as T
34 Byte::class -> 0.toByte() as T
35 Char::class -> 0.toChar() as T
36 Short::class -> 0.toShort() as T
37 Int::class -> 0 as T
38 Long::class -> 0L as T
39 Float::class -> 0f as T
40 Double::class -> 0.0 as T
41 else -> createInstance(T::class)
42 }
43 }
44
createInstancenull45 fun <T : Any> createInstance(kClass: KClass<T>): T {
46 return castNull()
47 }
48
49 /**
50 * Uses a quirk in the bytecode generated by Kotlin
51 * to cast [null] to a non-null type.
52 *
53 * See https://youtrack.jetbrains.com/issue/KT-8135.
54 */
55 @Suppress("UNCHECKED_CAST")
castNullnull56 private fun <T> castNull(): T = null as T
57