[K/JS] Prepare JS Plain Objects plugin to publication

plugins/js-plain-objects/compiler-plugin/js-plain-objects.common/build.gradle.kts

@@ -0,0 +1,21 @@
+description = "Kotlin JavaScript Plain Objects Compiler Plugin (Common)"
+
+plugins {
+    kotlin("jvm")
+    id("jps-compatible")
+}
+
+dependencies {
+    compileOnly(project(":compiler:util"))
+    compileOnly(project(":core:compiler.common"))
+    compileOnly(intellijCore())
+}
+
+sourceSets {
+    "main" { projectDefault() }
+    "test" { none() }
+}
+
+runtimeJar()
+sourcesJar()
+javadocJar()

plugins/js-plain-objects/compiler-plugin/js-plain-objects.common/src/org/jetbrains/kotlinx/jso/compiler/resolve/JsPlainObjectsPluginKey.kt

@@ -0,0 +1,14 @@
+/*
+ * Copyright 2010-2023 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.
+ */
+
+package org.jetbrains.kotlinx.jspo.compiler.resolve
+
+import org.jetbrains.kotlin.GeneratedDeclarationKey
+
+object JsPlainObjectsPluginKey : GeneratedDeclarationKey() {
+    override fun toString(): String {
+        return "KotlinxJsPlainObjectsPlugin"
+    }
+}

plugins/js-plain-objects/compiler-plugin/js-plain-objects.common/src/org/jetbrains/kotlinx/jso/compiler/resolve/NamingConventions.kt

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2010-2023 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.
+ */
+
+package org.jetbrains.kotlinx.jspo.compiler.resolve;
+
+import org.jetbrains.kotlin.name.CallableId
+import org.jetbrains.kotlin.name.ClassId
+import org.jetbrains.kotlin.name.FqName
+import org.jetbrains.kotlin.name.Name
+
+object StandardIds {
+    val KOTLIN_JS_FQN = FqName("kotlin.js")
+    val JS_FUNCTION_ID = CallableId(KOTLIN_JS_FQN, Name.identifier("js"))
+}
+
+object JsPlainObjectsAnnotations {
+    val jsPlainObjectAnnotationClassId = ClassId(FqName("kotlinx.js"), Name.identifier("JsPlainObject"))
+    val jsPlainObjectAnnotationFqName = jsPlainObjectAnnotationClassId.asSingleFqName()
+}