fix(inject): allow default value to be undefined (#894)

Close #892
2020-03-30 21:24:55 +02:00
parent 573bcb2e11
commit 94562daea7
2 changed files with 24 additions and 1 deletions
--- a/packages/runtime-core/src/apiInject.ts
+++ b/packages/runtime-core/src/apiInject.ts
@@ -40,7 +40,7 @@ export function inject(
    if (key in provides) {
      // TS doesn't allow symbol as index type
      return provides[key as string]
-    } else if (defaultValue !== undefined) {
+    } else if (arguments.length > 1) {
      return defaultValue
    } else if (__DEV__) {
      warn(`injection "${String(key)}" not found.`)