[Gradle, Wasm] Add wasm platform kind

KTIJ-25583

jps/jps-common/src/org/jetbrains/kotlin/config/facetSerialization.kt

@@ -42,6 +42,7 @@ fun TargetPlatform.createArguments(init: (CommonCompilerArguments).() -> Unit =
             jvmTarget = (single() as? JdkPlatform)?.targetVersion?.description ?: JvmTarget.DEFAULT.description
         }
         isJs() -> K2JSCompilerArguments().apply { init() }
+        isWasm() -> K2JSCompilerArguments().apply { init() }
         isNative() -> K2NativeCompilerArguments().apply { init() }
         else -> error("Unknown platform $this")
     }

jps/jps-common/src/org/jetbrains/kotlin/platform/IdePlatformKind.kt

@@ -15,7 +15,7 @@ import org.jetbrains.kotlin.platform.impl.CommonIdePlatformKind
 import org.jetbrains.kotlin.platform.impl.JsIdePlatformKind
 import org.jetbrains.kotlin.platform.impl.JvmIdePlatformKind
 import org.jetbrains.kotlin.platform.impl.NativeIdePlatformKind
-import org.jetbrains.kotlin.utils.addToStdlib.firstNotNullResult
+import org.jetbrains.kotlin.platform.impl.WasmIdePlatformKind
 
 abstract class IdePlatformKind {
     abstract fun supportsTargetPlatform(platform: TargetPlatform): Boolean
@@ -54,6 +54,7 @@ abstract class IdePlatformKind {
             get() = listOf(
                 JvmIdePlatformKind,
                 JsIdePlatformKind,
+                WasmIdePlatformKind,
                 CommonIdePlatformKind,
                 NativeIdePlatformKind
             )

jps/jps-common/src/org/jetbrains/kotlin/platform/compat/compatConversions.kt

@@ -15,12 +15,15 @@ import org.jetbrains.kotlin.platform.impl.JsIdePlatformKind
 import org.jetbrains.kotlin.platform.impl.JvmIdePlatformKind
 import org.jetbrains.kotlin.platform.impl.NativeIdePlatformKind
 import org.jetbrains.kotlin.platform.JsPlatform
+import org.jetbrains.kotlin.platform.WasmPlatform
+import org.jetbrains.kotlin.platform.impl.WasmIdePlatformKind
 import org.jetbrains.kotlin.platform.js.JsPlatforms
 import org.jetbrains.kotlin.platform.jvm.JdkPlatform
 import org.jetbrains.kotlin.platform.jvm.JvmPlatform
 import org.jetbrains.kotlin.platform.jvm.JvmPlatforms
 import org.jetbrains.kotlin.platform.konan.NativePlatforms
 import org.jetbrains.kotlin.platform.konan.NativePlatform
+import org.jetbrains.kotlin.platform.wasm.WasmPlatforms
 
 typealias OldPlatform = org.jetbrains.kotlin.resolve.TargetPlatform
 typealias NewPlatform = org.jetbrains.kotlin.platform.TargetPlatform
@@ -51,6 +54,7 @@ fun IdePlatform<*, *>.toNewPlatform(): NewPlatform = when (this) {
     is CommonIdePlatformKind.Platform -> CommonPlatforms.defaultCommonPlatform
     is JvmIdePlatformKind.Platform -> JvmPlatforms.jvmPlatformByTargetVersion(this.version)
     is JsIdePlatformKind.Platform -> JsPlatforms.defaultJsPlatform
+    is WasmIdePlatformKind.Platform -> WasmPlatforms.Default
     is NativeIdePlatformKind.Platform -> NativePlatforms.unspecifiedNativePlatform
     else -> error("Unknown platform $this")
 }
@@ -60,6 +64,7 @@ fun NewPlatform.toIdePlatform(): IdePlatform<*, *> = when (val single = singleOr
     is JdkPlatform -> JvmIdePlatformKind.Platform(single.targetVersion)
     is JvmPlatform -> JvmIdePlatformKind.Platform(JvmTarget.DEFAULT)
     is JsPlatform -> JsIdePlatformKind.Platform
+    is WasmPlatform -> WasmIdePlatformKind.Platform
     is NativePlatform -> NativeIdePlatformKind.Platform
     else -> error("Unknown platform $single")
 }

jps/jps-common/src/org/jetbrains/kotlin/platform/impl/JsIdePlatformKind.kt

@@ -21,7 +21,7 @@ object JsIdePlatformKind : IdePlatformKind() {
     override fun supportsTargetPlatform(platform: TargetPlatform): Boolean = platform.isJs()
 
     override fun platformByCompilerArguments(arguments: CommonCompilerArguments): TargetPlatform? {
-        return if (arguments is K2JSCompilerArguments)
+        return if (arguments is K2JSCompilerArguments && !arguments.wasm)
             JsPlatforms.defaultJsPlatform
         else
             null

jps/jps-common/src/org/jetbrains/kotlin/platform/impl/WasmIdePlatformKind.kt

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+@file:JvmName("WasmIdePlatformUtil")
+@file:Suppress("DEPRECATION_ERROR", "DeprecatedCallableAddReplaceWith")
+
+package org.jetbrains.kotlin.platform.impl
+
+import org.jetbrains.kotlin.cli.common.arguments.CommonCompilerArguments
+import org.jetbrains.kotlin.cli.common.arguments.K2JSCompilerArguments
+import org.jetbrains.kotlin.platform.*
+import org.jetbrains.kotlin.platform.wasm.WasmPlatforms
+
+object WasmIdePlatformKind : IdePlatformKind() {
+    override fun supportsTargetPlatform(platform: TargetPlatform): Boolean = platform.isWasm()
+
+    override fun platformByCompilerArguments(arguments: CommonCompilerArguments): TargetPlatform? {
+        return if (arguments is K2JSCompilerArguments && arguments.wasm)
+            WasmPlatforms.Default
+        else
+            null
+    }
+
+    val platforms get() = listOf(WasmPlatforms.Default)
+    override val defaultPlatform get() = WasmPlatforms.Default
+
+    @Deprecated(
+        message = "IdePlatform is deprecated and will be removed soon, please, migrate to org.jetbrains.kotlin.platform.TargetPlatform",
+        level = DeprecationLevel.ERROR
+    )
+    override fun getDefaultPlatform(): IdePlatform<*, *> = WasmIdePlatformKind.Platform
+
+    override fun createArguments(): CommonCompilerArguments {
+        return K2JSCompilerArguments()
+    }
+
+    override val argumentsClass get() = K2JSCompilerArguments::class.java
+
+    override val name get() = "WebAssembly"
+
+    @Deprecated(
+        message = "IdePlatform is deprecated and will be removed soon, please, migrate to org.jetbrains.kotlin.platform.TargetPlatform",
+        level = DeprecationLevel.ERROR
+    )
+    object Platform : IdePlatform<WasmIdePlatformKind, K2JSCompilerArguments>() {
+        override val kind get() = WasmIdePlatformKind
+        override val version get() = TargetPlatformVersion.NoVersion
+        override fun createArguments(init: K2JSCompilerArguments.() -> Unit) = K2JSCompilerArguments().apply(init)
+    }
+}
+
+val IdePlatformKind?.isWasm
+    get() = this is WasmIdePlatformKind