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* Pattern matching with KClass and KProperty * Auto-update API files * Suggestions by @nomisRev --------- Co-authored-by: serras <[email protected]>
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| public final class arrow/match/BuildersKt { | ||
| public static final fun identity ()Lkotlin/reflect/KProperty1; | ||
| public static final fun isNotEmpty (Lkotlin/reflect/KProperty1;)Lkotlin/reflect/KProperty1; | ||
| public static final fun of (Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;)Lkotlin/reflect/KProperty1; | ||
| public static final fun of (Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;)Lkotlin/reflect/KProperty1; | ||
| public static final fun of (Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;)Lkotlin/reflect/KProperty1; | ||
| public static final fun of (Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;)Lkotlin/reflect/KProperty1; | ||
| public static final fun of (Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;Lkotlin/reflect/KProperty1;)Lkotlin/reflect/KProperty1; | ||
| public static final fun takeIf (Lkotlin/reflect/KProperty1;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lkotlin/reflect/KProperty1; | ||
| public static synthetic fun takeIf$default (Lkotlin/reflect/KProperty1;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lkotlin/reflect/KProperty1; | ||
| } | ||
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| public final class arrow/match/DoesNotMatch : java/lang/Throwable { | ||
| public fun <init> ()V | ||
| public fun fillInStackTrace ()Ljava/lang/Throwable; | ||
| } | ||
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| public final class arrow/match/MatchKt { | ||
| public static final fun matchOrElse (Ljava/lang/Object;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object; | ||
| public static final fun matchOrRaise (Larrow/core/raise/Raise;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object; | ||
| public static final fun matchOrRaise (Larrow/core/raise/SingletonRaise;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object; | ||
| public static final fun matchOrThrow (Ljava/lang/Object;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object; | ||
| public static synthetic fun matchOrThrow$default (Ljava/lang/Object;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object; | ||
| public static final fun matchUnit (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)V | ||
| } | ||
|
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| public final class arrow/match/MatchNotFound : java/lang/Throwable { | ||
| public fun <init> (Ljava/lang/Object;)V | ||
| public final fun getValue ()Ljava/lang/Object; | ||
| } | ||
|
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| public abstract class arrow/match/MatchScope { | ||
| public fun <init> ()V | ||
| public abstract fun default (Lkotlin/jvm/functions/Function0;)V | ||
| public final fun getIt ()Lkotlin/reflect/KProperty1; | ||
| public abstract fun then (Lkotlin/reflect/KProperty1;Lkotlin/jvm/functions/Function1;)V | ||
| } | ||
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| public final class arrow/match/MatcherKt { | ||
| public static final fun Matcher (Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lkotlin/reflect/KProperty1; | ||
| } | ||
|
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| // Klib ABI Dump | ||
| // Targets: [iosArm64, iosSimulatorArm64, iosX64, js, linuxArm64, linuxX64, macosArm64, macosX64, mingwX64, tvosArm64, tvosSimulatorArm64, tvosX64, wasmJs, watchosArm32, watchosArm64, watchosSimulatorArm64, watchosX64] | ||
| // Rendering settings: | ||
| // - Signature version: 2 | ||
| // - Show manifest properties: true | ||
| // - Show declarations: true | ||
|
|
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| // Library unique name: <io.arrow-kt:arrow-match> | ||
| abstract class <#A: kotlin/Any?, #B: kotlin/Any?> arrow.match/MatchScope { // arrow.match/MatchScope|null[0] | ||
| constructor <init>() // arrow.match/MatchScope.<init>|<init>(){}[0] | ||
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| final val it // arrow.match/MatchScope.it|{}it[0] | ||
| final fun <get-it>(): kotlin.reflect/KProperty1<#A, #A> // arrow.match/MatchScope.it.<get-it>|<get-it>(){}[0] | ||
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| abstract fun <#A1: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #A1>).then(kotlin/Function1<#A1, #B>) // arrow.match/MatchScope.then|[email protected]<1:0,0:0>(kotlin.Function1<0:0,1:1>){0§<kotlin.Any?>}[0] | ||
| abstract fun default(kotlin/Function0<#B>) // arrow.match/MatchScope.default|default(kotlin.Function0<1:1>){}[0] | ||
| final inline fun <#A1: reified #A!!, #B1: kotlin/Any?, #C1: kotlin/Any?, #D1: kotlin/Any?, #E1: kotlin/Any?, #F1: kotlin/Any?> (kotlin.reflect/KClass<#A1>).of(kotlin.reflect/KProperty1<#A1, #B1>, kotlin.reflect/KProperty1<#A1, #C1>, kotlin.reflect/KProperty1<#A1, #D1>, kotlin.reflect/KProperty1<#A1, #E1>, kotlin.reflect/KProperty1<#A1, #F1>): kotlin.reflect/KProperty1<#A, arrow.core/Tuple5<#B1, #C1, #D1, #E1, #F1>> // arrow.match/MatchScope.of|[email protected]<0:0>(kotlin.reflect.KProperty1<0:0,0:1>;kotlin.reflect.KProperty1<0:0,0:2>;kotlin.reflect.KProperty1<0:0,0:3>;kotlin.reflect.KProperty1<0:0,0:4>;kotlin.reflect.KProperty1<0:0,0:5>){0§<1:0>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>;4§<kotlin.Any?>;5§<kotlin.Any?>}[0] | ||
| final inline fun <#A1: reified #A!!, #B1: kotlin/Any?, #C1: kotlin/Any?, #D1: kotlin/Any?, #E1: kotlin/Any?> (kotlin.reflect/KClass<#A1>).of(kotlin.reflect/KProperty1<#A1, #B1>, kotlin.reflect/KProperty1<#A1, #C1>, kotlin.reflect/KProperty1<#A1, #D1>, kotlin.reflect/KProperty1<#A1, #E1>): kotlin.reflect/KProperty1<#A, arrow.core/Tuple4<#B1, #C1, #D1, #E1>> // arrow.match/MatchScope.of|[email protected]<0:0>(kotlin.reflect.KProperty1<0:0,0:1>;kotlin.reflect.KProperty1<0:0,0:2>;kotlin.reflect.KProperty1<0:0,0:3>;kotlin.reflect.KProperty1<0:0,0:4>){0§<1:0>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>;4§<kotlin.Any?>}[0] | ||
| final inline fun <#A1: reified #A!!, #B1: kotlin/Any?, #C1: kotlin/Any?, #D1: kotlin/Any?> (kotlin.reflect/KClass<#A1>).of(kotlin.reflect/KProperty1<#A1, #B1>, kotlin.reflect/KProperty1<#A1, #C1>, kotlin.reflect/KProperty1<#A1, #D1>): kotlin.reflect/KProperty1<#A, kotlin/Triple<#B1, #C1, #D1>> // arrow.match/MatchScope.of|[email protected]<0:0>(kotlin.reflect.KProperty1<0:0,0:1>;kotlin.reflect.KProperty1<0:0,0:2>;kotlin.reflect.KProperty1<0:0,0:3>){0§<1:0>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>}[0] | ||
| final inline fun <#A1: reified #A!!, #B1: kotlin/Any?, #C1: kotlin/Any?> (kotlin.reflect/KClass<#A1>).of(kotlin.reflect/KProperty1<#A1, #B1>, kotlin.reflect/KProperty1<#A1, #C1>): kotlin.reflect/KProperty1<#A, kotlin/Pair<#B1, #C1>> // arrow.match/MatchScope.of|[email protected]<0:0>(kotlin.reflect.KProperty1<0:0,0:1>;kotlin.reflect.KProperty1<0:0,0:2>){0§<1:0>;1§<kotlin.Any?>;2§<kotlin.Any?>}[0] | ||
| final inline fun <#A1: reified #A!!, #B1: kotlin/Any?> (kotlin.reflect/KClass<#A1>).of(kotlin.reflect/KProperty1<#A1, #B1>): kotlin.reflect/KProperty1<#A, #B1> // arrow.match/MatchScope.of|[email protected]<0:0>(kotlin.reflect.KProperty1<0:0,0:1>){0§<1:0>;1§<kotlin.Any?>}[0] | ||
| } | ||
|
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| final class arrow.match/DoesNotMatch : kotlin/Throwable { // arrow.match/DoesNotMatch|null[0] | ||
| constructor <init>() // arrow.match/DoesNotMatch.<init>|<init>(){}[0] | ||
| } | ||
|
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| final class arrow.match/MatchNotFound : kotlin/Throwable { // arrow.match/MatchNotFound|null[0] | ||
| constructor <init>(kotlin/Any?) // arrow.match/MatchNotFound.<init>|<init>(kotlin.Any?){}[0] | ||
|
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| final val value // arrow.match/MatchNotFound.value|{}value[0] | ||
| final fun <get-value>(): kotlin/Any? // arrow.match/MatchNotFound.value.<get-value>|<get-value>(){}[0] | ||
| } | ||
|
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| final val arrow.match/isNotEmpty // arrow.match/isNotEmpty|@kotlin.reflect.KProperty1<0:0,kotlin.collections.Collection<0:1>>{0§<kotlin.Any?>;1§<kotlin.Any?>}isNotEmpty[0] | ||
| final fun <#A1: kotlin/Any?, #B1: kotlin/Any?> (kotlin.reflect/KProperty1<#A1, kotlin.collections/Collection<#B1>>).<get-isNotEmpty>(): kotlin.reflect/KProperty1<#A1, kotlin.collections/Collection<#B1>> // arrow.match/isNotEmpty.<get-isNotEmpty>|<get-isNotEmpty>@kotlin.reflect.KProperty1<0:0,kotlin.collections.Collection<0:1>>(){0§<kotlin.Any?>;1§<kotlin.Any?>}[0] | ||
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| final fun <#A: kotlin/Any?, #B: kotlin/Any?, #C: kotlin/Any?, #D: kotlin/Any?, #E: kotlin/Any?, #F: kotlin/Any?, #G: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #B>).arrow.match/of(kotlin.reflect/KProperty1<#B, #C>, kotlin.reflect/KProperty1<#B, #D>, kotlin.reflect/KProperty1<#B, #E>, kotlin.reflect/KProperty1<#B, #F>, kotlin.reflect/KProperty1<#B, #G>): kotlin.reflect/KProperty1<#A, arrow.core/Tuple5<#C, #D, #E, #F, #G>> // arrow.match/of|[email protected]<0:0,0:1>(kotlin.reflect.KProperty1<0:1,0:2>;kotlin.reflect.KProperty1<0:1,0:3>;kotlin.reflect.KProperty1<0:1,0:4>;kotlin.reflect.KProperty1<0:1,0:5>;kotlin.reflect.KProperty1<0:1,0:6>){0§<kotlin.Any?>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>;4§<kotlin.Any?>;5§<kotlin.Any?>;6§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?, #C: kotlin/Any?, #D: kotlin/Any?, #E: kotlin/Any?, #F: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #B>).arrow.match/of(kotlin.reflect/KProperty1<#B, #C>, kotlin.reflect/KProperty1<#B, #D>, kotlin.reflect/KProperty1<#B, #E>, kotlin.reflect/KProperty1<#B, #F>): kotlin.reflect/KProperty1<#A, arrow.core/Tuple4<#C, #D, #E, #F>> // arrow.match/of|[email protected]<0:0,0:1>(kotlin.reflect.KProperty1<0:1,0:2>;kotlin.reflect.KProperty1<0:1,0:3>;kotlin.reflect.KProperty1<0:1,0:4>;kotlin.reflect.KProperty1<0:1,0:5>){0§<kotlin.Any?>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>;4§<kotlin.Any?>;5§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?, #C: kotlin/Any?, #D: kotlin/Any?, #E: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #B>).arrow.match/of(kotlin.reflect/KProperty1<#B, #C>, kotlin.reflect/KProperty1<#B, #D>, kotlin.reflect/KProperty1<#B, #E>): kotlin.reflect/KProperty1<#A, kotlin/Triple<#C, #D, #E>> // arrow.match/of|[email protected]<0:0,0:1>(kotlin.reflect.KProperty1<0:1,0:2>;kotlin.reflect.KProperty1<0:1,0:3>;kotlin.reflect.KProperty1<0:1,0:4>){0§<kotlin.Any?>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>;4§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?, #C: kotlin/Any?, #D: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #B>).arrow.match/of(kotlin.reflect/KProperty1<#B, #C>, kotlin.reflect/KProperty1<#B, #D>): kotlin.reflect/KProperty1<#A, kotlin/Pair<#C, #D>> // arrow.match/of|[email protected]<0:0,0:1>(kotlin.reflect.KProperty1<0:1,0:2>;kotlin.reflect.KProperty1<0:1,0:3>){0§<kotlin.Any?>;1§<kotlin.Any?>;2§<kotlin.Any?>;3§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?, #C: kotlin/Any?> (arrow.core.raise/SingletonRaise<#C>).arrow.match/matchOrRaise(#A, kotlin/Function1<arrow.match/MatchScope<#A, #B>, kotlin/Unit>): #B // arrow.match/matchOrRaise|[email protected]<0:2>(0:0;kotlin.Function1<arrow.match.MatchScope<0:0,0:1>,kotlin.Unit>){0§<kotlin.Any?>;1§<kotlin.Any?>;2§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?, #C: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #B>).arrow.match/of(kotlin.reflect/KProperty1<#B, #C>): kotlin.reflect/KProperty1<#A, #C> // arrow.match/of|[email protected]<0:0,0:1>(kotlin.reflect.KProperty1<0:1,0:2>){0§<kotlin.Any?>;1§<kotlin.Any?>;2§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?> (#A).arrow.match/matchOrElse(kotlin/Function0<#B>, kotlin/Function1<arrow.match/MatchScope<#A, #B>, kotlin/Unit>): #B // arrow.match/matchOrElse|matchOrElse@0:0(kotlin.Function0<0:1>;kotlin.Function1<arrow.match.MatchScope<0:0,0:1>,kotlin.Unit>){0§<kotlin.Any?>;1§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?> (#A).arrow.match/matchOrThrow(kotlin/Function0<kotlin/Throwable> = ..., kotlin/Function1<arrow.match/MatchScope<#A, #B>, kotlin/Unit>): #B // arrow.match/matchOrThrow|matchOrThrow@0:0(kotlin.Function0<kotlin.Throwable>;kotlin.Function1<arrow.match.MatchScope<0:0,0:1>,kotlin.Unit>){0§<kotlin.Any?>;1§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?> (arrow.core.raise/Raise<arrow.match/MatchNotFound>).arrow.match/matchOrRaise(#A, kotlin/Function1<arrow.match/MatchScope<#A, #B>, kotlin/Unit>): #B // arrow.match/matchOrRaise|[email protected]<arrow.match.MatchNotFound>(0:0;kotlin.Function1<arrow.match.MatchScope<0:0,0:1>,kotlin.Unit>){0§<kotlin.Any?>;1§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?> (kotlin.reflect/KProperty1<#A, #B>).arrow.match/takeIf(kotlin/String? = ..., kotlin/Function1<#B, kotlin/Boolean>): kotlin.reflect/KProperty1<#A, #B> // arrow.match/takeIf|[email protected]<0:0,0:1>(kotlin.String?;kotlin.Function1<0:1,kotlin.Boolean>){0§<kotlin.Any?>;1§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?, #B: kotlin/Any?> arrow.match/Matcher(kotlin/String, kotlin/Function1<#A, #B>): kotlin.reflect/KProperty1<#A, #B> // arrow.match/Matcher|Matcher(kotlin.String;kotlin.Function1<0:0,0:1>){0§<kotlin.Any?>;1§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?> (#A).arrow.match/matchUnit(kotlin/Function1<arrow.match/MatchScope<#A, kotlin/Unit>, kotlin/Unit>) // arrow.match/matchUnit|matchUnit@0:0(kotlin.Function1<arrow.match.MatchScope<0:0,kotlin.Unit>,kotlin.Unit>){0§<kotlin.Any?>}[0] | ||
| final fun <#A: kotlin/Any?> arrow.match/identity(): kotlin.reflect/KProperty1<#A, #A> // arrow.match/identity|identity(){0§<kotlin.Any?>}[0] | ||
| final inline fun <#A: kotlin/Any?, #B: reified #A> arrow.match/instanceOf(): kotlin.reflect/KProperty1<#A, #B> // arrow.match/instanceOf|instanceOf(){0§<kotlin.Any?>;1§<0:0>}[0] |
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| @@ -0,0 +1,50 @@ | ||
| @file:Suppress("DSL_SCOPE_VIOLATION") | ||
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| import org.jetbrains.kotlin.gradle.tasks.KotlinCompile | ||
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| plugins { | ||
| id(libs.plugins.kotlin.multiplatform.get().pluginId) | ||
| alias(libs.plugins.arrowGradleConfig.kotlin) | ||
| alias(libs.plugins.publish) | ||
| alias(libs.plugins.spotless) | ||
| } | ||
|
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| spotless { | ||
| kotlin { | ||
| ktlint().editorConfigOverride(mapOf("ktlint_standard_filename" to "disabled")) | ||
| } | ||
| } | ||
|
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| apply(from = property("ANIMALSNIFFER_MPP")) | ||
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| kotlin { | ||
| sourceSets { | ||
| commonMain { | ||
| dependencies { | ||
| implementation(libs.kotlin.stdlib) | ||
| implementation(projects.arrowCore) | ||
| } | ||
| } | ||
| commonTest { | ||
| dependencies { | ||
| implementation(libs.kotlin.test) | ||
| implementation(libs.kotest.assertionsCore) | ||
| implementation(libs.coroutines.test) | ||
| } | ||
| } | ||
| } | ||
|
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| jvm { | ||
| tasks.jvmJar { | ||
| manifest { | ||
| attributes["Automatic-Module-Name"] = "arrow.match" | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| // enables context receivers for Jvm Tests | ||
| tasks.named<KotlinCompile>("compileTestKotlinJvm") { | ||
| compilerOptions.freeCompilerArgs.add("-Xcontext-receivers") | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,2 @@ | ||
| # Maven publishing configuration | ||
| POM_NAME=Arrow Match |
88 changes: 88 additions & 0 deletions
88
arrow-libs/optics/arrow-match/src/commonMain/kotlin/arrow/match/Builders.kt
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| package arrow.match | ||
|
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| import arrow.core.Tuple4 | ||
| import arrow.core.Tuple5 | ||
| import kotlin.reflect.KProperty1 | ||
|
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| /** | ||
| * A matcher is a [KProperty1] which may throw [DoesNotMatch] | ||
| * to signal that it does not match the value. | ||
| */ | ||
| public typealias Matcher<S, A> = KProperty1<S, A> | ||
|
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| public expect fun <S, A> Matcher( | ||
| name: String, | ||
| get: (S) -> A | ||
| ): Matcher<S, A> | ||
|
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| public expect class DoesNotMatch(): Throwable | ||
|
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| public fun <S> identity(): Matcher<S, S> = Matcher("identity") { it } | ||
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| public inline fun <S, reified A: S> instanceOf(): Matcher<S, A> = | ||
| Matcher("instanceOf<${A::class.simpleName}>") { | ||
| if (it is A) it else throw DoesNotMatch() | ||
| } | ||
|
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| public fun <S, A> Matcher<S, A>.takeIf( | ||
| description: String? = null, | ||
| predicate: (A) -> Boolean | ||
| ): Matcher<S, A> = Matcher("${this.name}.${description ?: "suchThat"}") { | ||
| val value = this.get(it) | ||
| if (predicate(value)) value else throw DoesNotMatch() | ||
| } | ||
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| public val <S, A> Matcher<S, Collection<A>>.isNotEmpty: Matcher<S, Collection<A>> | ||
| get() = this.takeIf("isNotEmpty") { it.isNotEmpty() } | ||
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| public fun <S, A, B> Matcher<S, A>.of( | ||
| field: Matcher<A, B> | ||
| ): Matcher<S, B> = Matcher("${this.name}.of(${field.name})") { | ||
| field.get(this.get(it)) | ||
| } | ||
|
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| public fun <S, A, B, C> Matcher<S, A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C> | ||
| ): Matcher<S, Pair<B, C>> = Matcher( | ||
| "${this.name}.of(${field1.name}, ${field2.name})" | ||
| ) { | ||
| val a = this.get(it) | ||
| Pair(field1.get(a), field2.get(a)) | ||
| } | ||
|
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| public fun <S, A, B, C, D> Matcher<S, A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C>, | ||
| field3: Matcher<A, D> | ||
| ): Matcher<S, Triple<B, C, D>> = Matcher( | ||
| "${this.name}.of(${field1.name}, ${field2.name}, ${field3.name})" | ||
| ) { | ||
| val a = this.get(it) | ||
| Triple(field1.get(a), field2.get(a), field3.get(a)) | ||
| } | ||
|
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| public fun <S, A, B, C, D, E> Matcher<S, A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C>, | ||
| field3: Matcher<A, D>, | ||
| field4: Matcher<A, E> | ||
| ): Matcher<S, Tuple4<B, C, D, E>> = Matcher( | ||
| "${this.name}.of(${field1.name}, ${field2.name}, ${field3.name}, ${field4.name})" | ||
| ) { | ||
| val a = this.get(it) | ||
| Tuple4(field1.get(a), field2.get(a), field3.get(a), field4.get(a)) | ||
| } | ||
|
|
||
| public fun <S, A, B, C, D, E, F> Matcher<S, A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C>, | ||
| field3: Matcher<A, D>, | ||
| field4: Matcher<A, E>, | ||
| field5: Matcher<A, F> | ||
| ): Matcher<S, Tuple5<B, C, D, E, F>> = Matcher( | ||
| "${this.name}.of(${field1.name}, ${field2.name}, ${field3.name}, ${field4.name}, ${field5.name})" | ||
| ) { | ||
| val a = this.get(it) | ||
| Tuple5(field1.get(a), field2.get(a), field3.get(a), field4.get(a), field5.get(a)) | ||
| } |
91 changes: 91 additions & 0 deletions
91
arrow-libs/optics/arrow-match/src/commonMain/kotlin/arrow/match/Match.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| package arrow.match | ||
|
|
||
| import arrow.core.Tuple4 | ||
| import arrow.core.Tuple5 | ||
| import kotlin.reflect.KClass | ||
| import arrow.core.raise.Raise | ||
| import arrow.core.raise.SingletonRaise | ||
|
|
||
| public abstract class MatchScope<S, R> { | ||
| public abstract infix fun <A> Matcher<S, A>.then(next: (A) -> R) | ||
| public abstract fun default(next: () -> R) | ||
|
|
||
| public val it: Matcher<S, S> = Matcher("it") { it } | ||
|
|
||
| public inline fun <reified A: S & Any, B> KClass<A>.of( | ||
| field: Matcher<A, B> | ||
| ): Matcher<S, B> = instanceOf<S, A>().of(field) | ||
|
|
||
| public inline fun <reified A: S & Any, B, C> KClass<A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C> | ||
| ): Matcher<S, Pair<B, C>> = instanceOf<S, A>().of(field1, field2) | ||
|
|
||
| public inline fun <reified A: S & Any, B, C, D> KClass<A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C>, | ||
| field3: Matcher<A, D> | ||
| ): Matcher<S, Triple<B, C, D>> = instanceOf<S, A>().of(field1, field2, field3) | ||
|
|
||
| public inline fun <reified A: S & Any, B, C, D, E> KClass<A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C>, | ||
| field3: Matcher<A, D>, | ||
| field4: Matcher<A, E> | ||
| ): Matcher<S, Tuple4<B, C, D, E>> = instanceOf<S, A>().of(field1, field2, field3, field4) | ||
|
|
||
| public inline fun <reified A: S & Any, B, C, D, E, F> KClass<A>.of( | ||
| field1: Matcher<A, B>, | ||
| field2: Matcher<A, C>, | ||
| field3: Matcher<A, D>, | ||
| field4: Matcher<A, E>, | ||
| field5: Matcher<A, F> | ||
| ): Matcher<S, Tuple5<B, C, D, E, F>> = instanceOf<S, A>().of(field1, field2, field3, field4, field5) | ||
| } | ||
|
|
||
| private class MatchScopeImpl<S, R>(val subject: S): MatchScope<S, R>() { | ||
| override fun <A> Matcher<S, A>.then(next: (A) -> R) { | ||
| try { | ||
| this.get(subject)?.let { throw MatchFound(next(it)) } | ||
| } catch (e: DoesNotMatch) { | ||
| /* do nothing */ | ||
| } | ||
| } | ||
| override fun default(next: () -> R) { | ||
| throw MatchFound(next()) | ||
| } | ||
| } | ||
|
|
||
| private class MatchFound(val result: Any?) : Throwable() | ||
|
|
||
| @Suppress("UNCHECKED_CAST") | ||
| public fun <S, R> S.matchOrElse( | ||
| noMatch: () -> R, | ||
| cases: MatchScope<S, R>.() -> Unit, | ||
| ): R = try { | ||
| cases(MatchScopeImpl(this)) | ||
| noMatch() | ||
| } catch (e: MatchFound) { | ||
| e.result as R | ||
| } | ||
|
|
||
| public class MatchNotFound(public val value: Any?) : Throwable() | ||
|
|
||
| public fun <S, R> S.matchOrThrow( | ||
| exception: () -> Throwable = { MatchNotFound(this) }, | ||
| cases: MatchScope<S, R>.() -> Unit, | ||
| ): R = matchOrElse({ throw exception() }, cases) | ||
|
|
||
| public fun <S, R> Raise<MatchNotFound>.matchOrRaise( | ||
| value: S, | ||
| cases: MatchScope<S, R>.() -> Unit, | ||
| ): R = value.matchOrElse({ raise(MatchNotFound(value)) }, cases) | ||
|
|
||
| public fun <S, R, E> SingletonRaise<E>.matchOrRaise( | ||
| value: S, | ||
| cases: MatchScope<S, R>.() -> Unit, | ||
| ): R = value.matchOrElse({ raise() }, cases) | ||
|
|
||
| public fun <S> S.matchUnit( | ||
| cases: MatchScope<S, Unit>.() -> Unit, | ||
| ): Unit = matchOrElse({ }, cases) |
11 changes: 11 additions & 0 deletions
11
arrow-libs/optics/arrow-match/src/jsMain/kotlin/arrow/match/Matcher.kt
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| @@ -0,0 +1,11 @@ | ||
| package arrow.match | ||
|
|
||
| @Suppress("IMPLEMENTING_FUNCTION_INTERFACE") | ||
| public actual fun <S, A> Matcher( | ||
| name: String, | ||
| get: (S) -> A | ||
| ): Matcher<S, A> = object : Matcher<S, A> { | ||
| override val name: String = name | ||
| override fun get(receiver: S): A = get(receiver) | ||
| override fun invoke(receiver: S): A = get(receiver) | ||
| } |
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