Take LoadingType object union into account for FragmentStore

.changeset/olive-kangaroos-travel.md

@@ -0,0 +1,5 @@
+---
+'houdini-svelte': patch
+---
+
+Fragment store's \_Data parameter now takes into account the shape of @loading fragments' Fragment$data types

.changeset/slimy-ducks-crash.md

@@ -0,0 +1,5 @@
+---
+'houdini': minor
+---
+
+Expose new type GraphQLLoadingObject that reflects the shape of @loading data

packages/houdini-svelte/src/runtime/stores/fragment.ts

@@ -2,10 +2,10 @@ import cache from '$houdini/runtime/cache'
 import { getCurrentConfig } from '$houdini/runtime/lib/config'
 import { marshalInputs } from '$houdini/runtime/lib/scalars'
 import type {
-	GraphQLObject,
 	FragmentArtifact,
-	HoudiniFetchContext,
+	GraphQLLoadingObject,
 	GraphQLVariables,
+	HoudiniFetchContext,
 } from '$houdini/runtime/lib/types'
 import { CompiledFragmentKind, fragmentKey } from '$houdini/runtime/lib/types'
 import { derived } from 'svelte/store'
@@ -18,7 +18,7 @@ import { BaseStore } from './base'
 // can't just return a store directly, the user has to load the version of the
 // fragment store for the object the store has been mixed into
 export class FragmentStore<
-	_Data extends GraphQLObject,
+	_Data extends GraphQLLoadingObject,
 	_ReferenceType extends {},
 	_Input extends GraphQLVariables = GraphQLVariables
 > {

packages/houdini/src/runtime/lib/types.ts

@@ -171,6 +171,10 @@ export type MutationOperation = {
 	when?: ListWhen
 }
 
+export type GraphQLLoadingObject = {
+	[key: string]: LoadingType | GraphQLLoadingObject | GraphQLValue
+}
+
 export type GraphQLObject = { [key: string]: GraphQLValue }
 
 export type GraphQLDefaultScalar = string | number | boolean