Fix publication failed in projects which are using BOM.

^KT-47444 Fixed

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/PublishingIT.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2010-2021 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.kotlin.gradle
+
+import org.gradle.util.GradleVersion
+import org.jetbrains.kotlin.gradle.testbase.*
+import org.junit.jupiter.api.DisplayName
+
+@DisplayName("Artifacts publication")
+@SimpleGradlePluginTests
+class PublishingIT : KGPBaseTest() {
+
+    private val String.fullProjectName get() = "publishing/$this"
+
+    @DisplayName("Should allow to publish library in project which is using BOM (KT-47444)")
+    @GradleTest
+    internal fun shouldPublishCorrectlyWithOmittedVersion(gradleVersion: GradleVersion) {
+        project("withBom".fullProjectName, gradleVersion) {
+            build("publishToMavenLocal")
+        }
+    }
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/publishing/withBom/build.gradle

@@ -0,0 +1,25 @@
+plugins {
+    id 'org.jetbrains.kotlin.jvm'
+    id 'maven-publish'
+}
+
+group = "org.example"
+version = "1.0"
+
+publishing {
+    publications {
+        maven(MavenPublication) {
+            from components.java
+        }
+    }
+}
+
+repositories {
+    mavenLocal()
+    mavenCentral()
+}
+
+dependencies {
+    implementation(platform("com.fasterxml.jackson:jackson-bom:2.12.3"))
+    implementation("com.fasterxml.jackson.core:jackson-core")
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/publishing/withBom/src/main/kotlin/Example.kt

@@ -0,0 +1,10 @@
+/*
+ * Copyright 2010-2021 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 testProject.publishing.withBom.src.main.kotlin
+
+class Example {
+    fun one() = "One"
+}

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/mppDependencyRewritingUtils.kt

@@ -11,6 +11,7 @@ import org.gradle.api.Project
 import org.gradle.api.XmlProvider
 import org.gradle.api.artifacts.ModuleDependency
 import org.gradle.api.artifacts.ProjectDependency
+import org.gradle.api.artifacts.ResolvedDependency
 import org.gradle.api.attributes.Usage
 import org.gradle.api.internal.component.SoftwareComponentInternal
 import org.gradle.api.internal.component.UsageContext
@@ -133,7 +134,7 @@ private fun associateDependenciesWithActualModuleDependencies(
         }
     )
 
-    val resolvedDependencies by lazy {
+    val resolvedDependencies: Map<Triple<String?, String, String?>, ResolvedDependency> by lazy {
         // don't resolve if no project dependencies on MPP projects are found
         targetDependenciesConfiguration.resolvedConfiguration.lenientConfiguration.allModuleDependencies.associateBy {
             Triple(it.moduleGroup, it.moduleName, it.moduleVersion)
@@ -185,7 +186,7 @@ private fun associateDependenciesWithActualModuleDependencies(
                     )
                 }
                 else -> {
-                    val resolvedDependency = resolvedDependencies[Triple(dependency.group!!, dependency.name, dependency.version!!)]
+                    val resolvedDependency = resolvedDependencies[Triple(dependency.group, dependency.name, dependency.version)]
                         ?: return@associate noMapping
 
                     if (resolvedDependency.moduleArtifacts.isEmpty() && resolvedDependency.children.size == 1) {