From 2eca5ca041743de7fb3bcae4ecc7698fe06a18df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hu=C3=A1ng=20J=C3=B9nli=C3=A0ng?= <jlhwung@gmail.com>
Date: Fri, 10 Jun 2022 14:51:32 -0400
Subject: [PATCH] fix typing errors

---
 packages/babel-traverse/src/path/inference/index.ts    | 2 +-
 packages/babel-traverse/src/path/inference/inferers.ts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/babel-traverse/src/path/inference/index.ts b/packages/babel-traverse/src/path/inference/index.ts
index ff0294ec70ca..d1a3887010cf 100644
--- a/packages/babel-traverse/src/path/inference/index.ts
+++ b/packages/babel-traverse/src/path/inference/index.ts
@@ -28,7 +28,7 @@ import type * as t from "@babel/types";
  * Infer the type of the current `NodePath`.
  */
 
-export function getTypeAnnotation(this: NodePath): t.FlowType {
+export function getTypeAnnotation(this: NodePath): t.FlowType | t.TSType {
   let type = this.getData("typeAnnotation");
   if (type != null) {
     return type;
diff --git a/packages/babel-traverse/src/path/inference/inferers.ts b/packages/babel-traverse/src/path/inference/inferers.ts
index 575929559d9c..882d93e663a5 100644
--- a/packages/babel-traverse/src/path/inference/inferers.ts
+++ b/packages/babel-traverse/src/path/inference/inferers.ts
@@ -42,7 +42,7 @@ export function TSAsExpression(node) {
 
 TSAsExpression.validParent = true;
 
-export function TSNonNullExpression() {
+export function TSNonNullExpression(this: NodePath<t.TSNonNullExpression>) {
   return this.get("expression").getTypeAnnotation();
 }