Use coroutines instead of Threads

Author: hanslovsky

pom.xml

@@ -86,6 +86,7 @@
 		<!-- NB: Work around duplicate classes issue in Kotlin dependencies-->
 		<allowedDuplicateClasses>org/jetbrains/kotlin/daemon/common/*,kotlinx/coroutines/**</allowedDuplicateClasses>
 
+		<kotlinx-coroutines-core.version>1.3.1</kotlinx-coroutines-core.version>
 		<scripting-kotlin.version>0.1.1</scripting-kotlin.version>
 	</properties>
 
@@ -101,6 +102,11 @@
 			<groupId>org.jetbrains.kotlin</groupId>
 			<artifactId>kotlin-stdlib-jdk8</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.jetbrains.kotlinx</groupId>
+			<artifactId>kotlinx-coroutines-core</artifactId>
+			<version>${kotlinx-coroutines-core.version}</version>
+		</dependency>
 
 		<!-- Test dependencies -->
 		<dependency>

src/main/kotlin/org/scijava/scripting/fx/ScijavaReplFXTabs.kt

@@ -8,6 +8,8 @@ import javafx.scene.input.KeyCode
 import javafx.scene.input.KeyCodeCombination
 import javafx.scene.input.KeyCombination
 import javafx.scene.input.KeyEvent
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
 import org.scijava.Context
 
 class ScijavaReplFXTabs(
@@ -59,8 +61,7 @@ class ScijavaReplFXTabs(
             when {
                 evalKeys.any { c -> c.match(it) } -> {
                     it.consume()
-                    // TODO use coroutines instead of thread
-                    Thread { repl.evalCurrentPrompt() }.start()
+                    GlobalScope.launch { repl.evalCurrentPrompt() }
                 }
                 cycleTabsForwardKombination.any { c -> c.match(it) } -> {
                     it.consume()