be more defensive

vladar · vladar · commit e1394864e14a · 2020-12-22T18:44:38.000+07:00
diff --git a/packages/gatsby/src/schema/schema.js b/packages/gatsby/src/schema/schema.js
@@ -1060,7 +1060,7 @@ const addInferredChildOfExtension = ({ schemaComposer, typeComposer }) => {
     // to be added in `addConvenienceChildrenFields` method.
     // Also required for proper printing of the `@childOf` directive in the snapshot plugin
     if (!childOfExtension) {
-      childOfExtension = {}
+      childOfExtension = { types: [], mimeTypes: [] }
     }
     if (!childOfExtension.types) {
       childOfExtension.types = []

Original file line number	Diff line number	Diff line change
`@@ -1060,7 +1060,7 @@ const addInferredChildOfExtension = ({ schemaComposer, typeComposer }) => {`
`1060`	`1060`	// to be added in `addConvenienceChildrenFields` method.
`1061`	`1061`	// Also required for proper printing of the `@childOf` directive in the snapshot plugin
`1062`	`1062`	`if (!childOfExtension) {`
`1063`		`- childOfExtension = {}`
	`1063`	`+ childOfExtension = { types: [], mimeTypes: [] }`
`1064`	`1064`	`}`
`1065`	`1065`	`if (!childOfExtension.types) {`
`1066`	`1066`	`childOfExtension.types = []`