From 5bed6c53dac894f113e12c98f9cd52074b47bacd Mon Sep 17 00:00:00 2001
From: Eduardo Speroni <edusperoni@gmail.com>
Date: Wed, 4 May 2022 12:46:21 -0300
Subject: [PATCH] fix(core): correctly polyfill tslib

---
 packages/core/globals/index.ts | 4 ++--
 packages/core/package.json     | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/core/globals/index.ts b/packages/core/globals/index.ts
index 1fbb60dcb..83f112d9a 100644
--- a/packages/core/globals/index.ts
+++ b/packages/core/globals/index.ts
@@ -1,4 +1,4 @@
-import * as tslibType from 'tslib';
+import type * as tslibType from 'tslib';
 const tslib: typeof tslibType = require('tslib');
 import { Observable } from '../data/observable';
 import { trace as profilingTrace, time, uptime, level as profilingLevel } from '../profiling';
@@ -132,7 +132,7 @@ export function initGlobal() {
 		// Bind the tslib helpers to global scope.
 		// This is needed when we don't use importHelpers, which
 		// breaks extending native-classes
-		for (const fnName of Object.keys(tslib)) {
+		for (const fnName of Object.getOwnPropertyNames(tslib)) {
 			if (typeof tslib[fnName] !== 'function') {
 				continue;
 			}
diff --git a/packages/core/package.json b/packages/core/package.json
index 6aabe77d8..032d0fe66 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -46,7 +46,7 @@
     "acorn": "^8.7.0",
     "css-tree": "^1.1.2",
     "reduce-css-calc": "^2.1.7",
-    "tslib": "~2.0.0"
+    "tslib": "^2.0.0"
   },
   "nativescript": {
     "platforms": {