Fail explicitly when initializer does not have default export

Mehul Kar · Mehul Kar · commit 7b3abdb63fb9 · 2020-11-05T15:01:21.000-06:00
diff --git a/addon/index.ts b/addon/index.ts
@@ -13,6 +13,9 @@ function resolveInitializer(moduleName: string) {
     throw new Error(moduleName + ' must export an initializer.');
   }
   var initializer = module['default'];
+  if (!initializer) {
+    throw new Error(moduleName + ' must have a default export');
+  }
   if (!initializer.name) {
     initializer.name = moduleName.slice(moduleName.lastIndexOf('/') + 1);
   }

Original file line number	Diff line number	Diff line change
`@@ -13,6 +13,9 @@ function resolveInitializer(moduleName: string) {`
`13`	`13`	`throw new Error(moduleName + ' must export an initializer.');`
`14`	`14`	`}`
`15`	`15`	`var initializer = module['default'];`
	`16`	`+ if (!initializer) {`
	`17`	`+ throw new Error(moduleName + ' must have a default export');`
	`18`	`+ }`
`16`	`19`	`if (!initializer.name) {`
`17`	`20`	`initializer.name = moduleName.slice(moduleName.lastIndexOf('/') + 1);`
`18`	`21`	`}`