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refactor: migrate to custom exceptions for patch options
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@ -1,13 +1,16 @@
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@file:Suppress("CanBeParameter", "MemberVisibilityCanBePrivate")
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package app.revanced.patcher.patch
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@Suppress("CanBeParameter", "MemberVisibilityCanBePrivate")
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class NoSuchOptionException(val option: String) : Exception("No such option: $option")
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class IllegalValueException(val value: Any?) : Exception("Illegal value: $value")
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class InvalidTypeException(val got: String, val expected: String) :
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Exception("Invalid option value type: $got, expected $expected")
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/**
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* A registry for an array of [PatchOption]s.
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* @param options An array of [PatchOption]s.
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*/
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@Suppress("MemberVisibilityCanBePrivate")
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class PatchOptions(vararg val options: PatchOption<*>) : Iterable<PatchOption<*>> {
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private val register = buildMap {
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for (option in options) {
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@ -31,9 +34,10 @@ class PatchOptions(vararg val options: PatchOption<*>) : Iterable<PatchOption<*>
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* Please note that using the wrong value type results in a runtime error.
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*/
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inline operator fun <reified T> set(key: String, value: T) {
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@Suppress("UNCHECKED_CAST") val opt = get(key) as? PatchOption<T>
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if (opt == null || opt.value !is T) throw IllegalArgumentException(
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"The type of the option value is not the same as the type value provided"
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@Suppress("UNCHECKED_CAST") val opt = get(key) as PatchOption<T>
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if (opt.value !is T) throw InvalidTypeException(
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T::class.java.canonicalName,
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opt.value?.let { it::class.java.canonicalName } ?: "null"
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)
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opt.value = value
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}
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@ -61,7 +65,7 @@ sealed class PatchOption<T>(
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var value: T? = default
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set(value) {
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if (!validator(value)) {
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throw IllegalArgumentException("Illegal value: $value")
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throw IllegalValueException(value)
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}
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field = value
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}
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@ -45,14 +45,14 @@ internal class PatchOptionsTest {
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@Test
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fun `should fail because of invalid value type`() {
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assertThrows<IllegalArgumentException> {
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assertThrows<InvalidTypeException> {
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options["key1"] = 123
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}
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}
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@Test
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fun `should fail because of an illegal value`() {
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assertThrows<IllegalArgumentException> {
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assertThrows<IllegalValueException> {
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options["key3"] = "this value is not an allowed option"
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}
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}
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