Merge pull request #34 from auth0/bom_version_fix

chore: fix the bom version missing error

Author: pmathew92

gradle/maven-publish.gradle

@@ -1,3 +1,5 @@
+import org.gradle.api.attributes.Category
+
 apply plugin: 'maven-publish'
 apply plugin: 'signing'
 
@@ -57,11 +59,27 @@ publishing {
                 withXml {
                     def dependenciesNode = asNode().appendNode('dependencies')
 
+                    def resolvedVersions = [:]
+                    project.configurations.releaseRuntimeClasspath.incoming.resolutionResult.allComponents.each { component ->
+                        def moduleVersion = component.moduleVersion
+                        if (moduleVersion != null) {
+                            resolvedVersions["$moduleVersion.group:$moduleVersion.name".toString()] = moduleVersion.version
+                        }
+                    }
+
                     project.configurations.implementation.allDependencies.each {
+                        if (it.group == null || it.name == null) return
+
+                        def category = it.attributes.getAttribute(Category.CATEGORY_ATTRIBUTE)
+                        if (category != null && category.name in [Category.REGULAR_PLATFORM, Category.ENFORCED_PLATFORM]) return
+
+                        def version = it.version ?: resolvedVersions["$it.group:$it.name".toString()]
+                        if (version == null) return
+
                         def dependencyNode = dependenciesNode.appendNode('dependency')
                         dependencyNode.appendNode('groupId', it.group)
                         dependencyNode.appendNode('artifactId', it.name)
-                        dependencyNode.appendNode('version', it.version)
+                        dependencyNode.appendNode('version', version)
                     }
                 }
             }