Address code review comments

Signed-off-by: Joseph Watts <[email protected]>

Author: Joseph Watts

src/compiler/binder.ts

@@ -3301,9 +3301,7 @@ namespace ts {
         let transformFlags = subtreeFlags | TransformFlags.AssertESNext;
 
         // Decorators, TypeScript-specific modifiers, and type annotations are TypeScript syntax.
-        if (node.decorators
-            || hasModifier(node, ModifierFlags.TypeScriptModifier)
-            || node.type) {
+        if (some(node.decorators) || hasModifier(node, ModifierFlags.TypeScriptModifier) || node.type) {
             transformFlags |= TransformFlags.AssertTypeScript;
         }
 

src/compiler/transformers/ts.ts

@@ -327,6 +327,8 @@ namespace ts {
                     return undefined;
 
                 case SyntaxKind.PropertyDeclaration:
+                    // Property declarations are not TypeScript syntax, but they must be visited
+                    // for the decorator transformation.
                     return visitPropertyDeclaration(node as PropertyDeclaration);
                 case SyntaxKind.IndexSignature:
                 case SyntaxKind.GetAccessor:
@@ -894,7 +896,6 @@ namespace ts {
          * Transforms the members of a class.
          *
          * @param node The current class.
-         * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'.
          */
         function transformClassMembers(node: ClassDeclaration | ClassExpression) {
             const members: ClassElement[] = [];

src/compiler/transformers/utilities.ts

@@ -254,6 +254,8 @@ namespace ts {
      * Adds super call and preceding prologue directives into the list of statements.
      *
      * @param ctor The constructor node.
+     * @param result The list of statements.
+     * @param visitor The visitor to apply to each node added to the result array.
      * @returns index of the statement that follows super call
      */
     export function addPrologueDirectivesAndInitialSuperCall(ctor: ConstructorDeclaration, result: Statement[], visitor: Visitor): number {