fix unchecked NPE

Author: PranavPurwar

lib/src/main/kotlin/org/cosmic/ide/dependency/resolver/Main.kt

@@ -6,7 +6,7 @@ import kotlin.time.measureTime
 
 @OptIn(ExperimentalTime::class)
 suspend fun main() {
-    val artifact = getArtifact("com.google.android.material", "material", "1.12.0-beta01")
+    val artifact = getArtifact("dev.kord", "kord-core", "0.13.1")
     val dir = File("test")
     dir.deleteRecursively()
     dir.mkdir()

lib/src/main/kotlin/org/cosmic/ide/dependency/resolver/utils.kt

@@ -81,7 +81,7 @@ suspend fun InputStream.resolvePOM(resolved: ConcurrentLinkedQueue<Artifact>): C
             if (scopeItem != null) {
                 val scope = scopeItem.textContent
                 if (scope.isNotEmpty() && (scope == "test" || scope == "provided")) {
-                    eventReciever.onInvalidScope(Artifact(dependencyElement.getElementsByTagName("groupId").item(0).textContent, dependencyElement.getElementsByTagName("artifactId").item(0).textContent, dependencyElement.getElementsByTagName("version").item(0).textContent), scope)
+                    eventReciever.onInvalidScope(Artifact(dependencyElement.getElementsByTagName("groupId").item(0)?.textContent ?: "", dependencyElement.getElementsByTagName("artifactId").item(0)?.textContent ?: "", dependencyElement.getElementsByTagName("version").item(0)?.textContent ?: ""), scope)
                     return@async
                 }
             }