build(deps): upgrade to TypeScript 4

2020-08-20 17:48:28 -04:00
parent 91700fbec2
commit 7454e2a52b
9 changed files with 60 additions and 36 deletions
--- a/packages/runtime-core/src/apiCreateApp.ts
+++ b/packages/runtime-core/src/apiCreateApp.ts
@@ -258,7 +258,7 @@ export function createAppAPI<HostElement>(
      },

      provide(key, value) {
-        if (__DEV__ && key in context.provides) {
+        if (__DEV__ && (key as string | symbol) in context.provides) {
          warn(
            `App already provides property with key "${String(key)}". ` +
              `It will be overwritten with the new value.`