MPP: Refactoring, extract IDE platform kinds, allow to add custom platforms

2018-08-30 18:46:59 +05:00
parent cf1b2bedf4
commit d00f5b335a
81 changed files with 1327 additions and 844 deletions
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.extensions
+
+import com.intellij.openapi.extensions.ExtensionPoint
+import com.intellij.openapi.extensions.ExtensionPointName
+import com.intellij.openapi.extensions.Extensions
+
+open class ApplicationExtensionDescriptor<T>(name: String, private val extensionClass: Class<T>) {
+    val extensionPointName: ExtensionPointName<T> = ExtensionPointName.create(name)
+
+    fun registerExtensionPoint() {
+        Extensions.getRootArea().registerExtensionPoint(
+            extensionPointName.name,
+            extensionClass.name,
+            ExtensionPoint.Kind.INTERFACE
+        )
+    }
+
+    fun registerExtension(extension: T) {
+        Extensions.getRootArea().getExtensionPoint(extensionPointName).registerExtension(extension)
+    }
+
+    fun getInstances(): List<T> {
+        val projectArea = Extensions.getRootArea()
+        if (!projectArea.hasExtensionPoint(extensionPointName.name)) return listOf()
+
+        return projectArea.getExtensionPoint(extensionPointName).extensions.toList()
+    }
+}