return-multiple-node - return same node twice instead of cloning

Author: bendtherules

example-transformers/return-multiple-node/transformer.ts

@@ -5,11 +5,9 @@ const transformer: ts.TransformerFactory<ts.SourceFile> = context => {
     const visitor = (node: ts.Node): ts.VisitResult<ts.Node> => {
       // If it is a expression statement,
       if (ts.isExpressionStatement(node)) {
-        // Clone it
-        const newNode = ts.getMutableClone(node);
-        // And return it twice.
+        // Return it twice.
         // Effectively duplicating the statement
-        return [node, newNode];
+        return [node, node];
       }
 
       return ts.visitEachChild(node, visitor, context);

translations/en/transformer-handbook.md

@@ -1102,11 +1102,9 @@ const transformer: ts.TransformerFactory<ts.SourceFile> = context => {
     const visitor = (node: ts.Node): ts.VisitResult<ts.Node> => {
       // If it is a expression statement,
       if (ts.isExpressionStatement(node)) {
-        // Clone it
-        const newNode = ts.getMutableClone(node);
-        // And return it twice.
+        // Return it twice.
         // Effectively duplicating the statement
-        return [node, newNode];
+        return [node, node];
       }
 
       return ts.visitEachChild(node, visitor, context);