TSL: Check if the stack has a valid output (#32669)

src/nodes/core/OutputStructNode.js

@@ -42,11 +42,17 @@ class OutputStructNode extends Node {
 
 	}
 
-	getNodeType( builder ) {
+	getNodeType( /*builder*/ ) {
 
-		const properties = builder.getNodeProperties( this );
+		return 'OutputType';
 
-		if ( properties.membersLayout === undefined ) {
+	}
+
+	generate( builder ) {
+
+		const nodeData = builder.getDataFromNode( this );
+
+		if ( nodeData.membersLayout === undefined ) {
 
 			const members = this.members;
 			const membersLayout = [];
@@ -60,16 +66,12 @@ class OutputStructNode extends Node {
 
 			}
 
-			properties.membersLayout = membersLayout;
-			properties.structType = builder.getOutputStructTypeFromNode( this, properties.membersLayout );
+			nodeData.membersLayout = membersLayout;
+			nodeData.structType = builder.getOutputStructTypeFromNode( this, nodeData.membersLayout );
 
 		}
 
-		return properties.structType.name;
-
-	}
-
-	generate( builder ) {
+		//
 
 		const propertyName = builder.getOutputStructName();
 		const members = this.members;

src/nodes/core/StackNode.js

@@ -90,19 +90,19 @@ class StackNode extends Node {
 
 	getElementType( builder ) {
 
-		return this.hasOutput ? this.outputNode.getElementType( builder ) : 'void';
+		return this.hasOutput( builder ) ? this.outputNode.getElementType( builder ) : 'void';
 
 	}
 
 	getNodeType( builder ) {
 
-		return this.hasOutput ? this.outputNode.getNodeType( builder ) : 'void';
+		return this.hasOutput( builder ) ? this.outputNode.getNodeType( builder ) : 'void';
 
 	}
 
 	getMemberType( builder, name ) {
 
-		return this.hasOutput ? this.outputNode.getMemberType( builder, name ) : 'void';
+		return this.hasOutput( builder ) ? this.outputNode.getMemberType( builder, name ) : 'void';
 
 	}
 
@@ -311,9 +311,9 @@ class StackNode extends Node {
 
 	}
 
-	get hasOutput() {
+	hasOutput( builder ) {
 
-		return this.outputNode && this.outputNode.isNode;
+		return this.outputNode && this.outputNode.isNode && this.outputNode.getNodeType( builder ) !== 'void';
 
 	}
 
@@ -392,7 +392,7 @@ class StackNode extends Node {
 
 		let result;
 
-		if ( this.hasOutput ) {
+		if ( this.hasOutput( builder ) ) {
 
 			result = this.outputNode.build( builder, ...params );