From 3d9507879beb77a8acb0144d472e63b875adea9b Mon Sep 17 00:00:00 2001
From: Ruben Verborgh <ruben@verborgh.org>
Date: Mon, 7 Sep 2020 09:11:55 +0200
Subject: [PATCH] refactor: Make PassthroughStore generic

---
 src/storage/PassthroughStore.ts              | 6 +++---
 src/storage/PatchingStore.ts                 | 4 ++--
 src/storage/RepresentationConvertingStore.ts | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/storage/PassthroughStore.ts b/src/storage/PassthroughStore.ts
index 0c261a301..6bef3a45a 100644
--- a/src/storage/PassthroughStore.ts
+++ b/src/storage/PassthroughStore.ts
@@ -10,10 +10,10 @@ import { ResourceStore } from './ResourceStore';
  * Can be extended by stores that do not want to override all functions
  * by implementing a decorator pattern.
  */
-export class PassthroughStore implements ResourceStore {
-  protected readonly source: ResourceStore;
+export class PassthroughStore<T extends ResourceStore = ResourceStore> implements ResourceStore {
+  protected readonly source: T;
 
-  public constructor(source: ResourceStore) {
+  public constructor(source: T) {
     this.source = source;
   }
 
diff --git a/src/storage/PatchingStore.ts b/src/storage/PatchingStore.ts
index 0dd9e2eeb..a2987b64a 100644
--- a/src/storage/PatchingStore.ts
+++ b/src/storage/PatchingStore.ts
@@ -10,10 +10,10 @@ import { ResourceStore } from './ResourceStore';
  * If the original store supports the {@link Patch}, behaviour will be identical,
  * otherwise the {@link PatchHandler} will be called instead.
  */
-export class PatchingStore extends PassthroughStore {
+export class PatchingStore<T extends ResourceStore = ResourceStore> extends PassthroughStore<T> {
   private readonly patcher: PatchHandler;
 
-  public constructor(source: ResourceStore, patcher: PatchHandler) {
+  public constructor(source: T, patcher: PatchHandler) {
     super(source);
     this.patcher = patcher;
   }
diff --git a/src/storage/RepresentationConvertingStore.ts b/src/storage/RepresentationConvertingStore.ts
index 203149fba..5d6cb87ad 100644
--- a/src/storage/RepresentationConvertingStore.ts
+++ b/src/storage/RepresentationConvertingStore.ts
@@ -16,10 +16,10 @@ import { ResourceStore } from './ResourceStore';
  * Even if there is a match with the output from the store,
  * if there is a low weight for that type conversions might still be preferred.
  */
-export class RepresentationConvertingStore extends PassthroughStore {
+export class RepresentationConvertingStore<T extends ResourceStore = ResourceStore> extends PassthroughStore<T> {
   private readonly converter: RepresentationConverter;
 
-  public constructor(source: ResourceStore, converter: RepresentationConverter) {
+  public constructor(source: T, converter: RepresentationConverter) {
     super(source);
     this.converter = converter;
   }