feat: backport v5 apis to v4

Co-authored-by: Daniel Perez <[email protected]>

Author: manudeli

.nvmrc

@@ -1 +1 @@
-v16.19.0
+22.12.0

package.json

@@ -75,6 +75,7 @@
     "eslint-plugin-import": "^2.27.5",
     "eslint-plugin-react": "^7.32.2",
     "eslint-plugin-react-hooks": "^4.6.0",
+    "expect-type": "^1.2.1",
     "git-log-parser": "^1.2.0",
     "jest": "^27.5.1",
     "jsonfile": "^6.1.0",

packages/query-core/src/mutationObserver.ts

@@ -141,14 +141,16 @@ export class MutationObserver<
       ? this.currentMutation.state
       : getDefaultState<TData, TError, TVariables, TContext>()
 
+    const isLoading = state.status === 'loading'
     const result: MutationObserverBaseResult<
       TData,
       TError,
       TVariables,
       TContext
     > = {
       ...state,
-      isLoading: state.status === 'loading',
+      isLoading,
+      isPending: isLoading,
       isSuccess: state.status === 'success',
       isError: state.status === 'error',
       isIdle: state.status === 'idle',

packages/query-core/src/queryCache.ts

@@ -4,7 +4,7 @@ import { notifyManager } from './notifyManager'
 import { Subscribable } from './subscribable'
 import type { QueryFilters } from './utils'
 import type { Action, QueryState } from './query'
-import type { NotifyEvent, QueryKey, QueryOptions } from './types'
+import type { NotifyEvent, OmitKeyof, QueryKey, QueryOptions } from './types'
 import type { QueryClient } from './queryClient'
 import type { QueryObserver } from './queryObserver'
 
@@ -166,8 +166,21 @@ export class QueryCache extends Subscribable<QueryCacheListener> {
   }
 
   find<TQueryFnData = unknown, TError = unknown, TData = TQueryFnData>(
-    arg1: QueryKey,
-    arg2?: QueryFilters,
+    filters: QueryFilters,
+  ): Query<TQueryFnData, TError, TData> | undefined
+  /**
+   * @deprecated This method should be used with only one object argument.
+   */
+  find<TQueryFnData = unknown, TError = unknown, TData = TQueryFnData>(
+    queryKey: QueryKey,
+    filters?: OmitKeyof<QueryFilters, 'queryKey'>,
+  ): Query<TQueryFnData, TError, TData> | undefined
+  /**
+   * @deprecated This method should be used with only one object argument.
+   */
+  find<TQueryFnData = unknown, TError = unknown, TData = TQueryFnData>(
+    arg1: QueryKey | QueryFilters,
+    arg2?: OmitKeyof<QueryFilters, 'queryKey'>,
   ): Query<TQueryFnData, TError, TData> | undefined {
     const [filters] = parseFilterArgs(arg1, arg2)
 
@@ -178,10 +191,28 @@ export class QueryCache extends Subscribable<QueryCacheListener> {
     return this.queries.find((query) => matchQuery(filters, query))
   }
 
-  findAll(queryKey?: QueryKey, filters?: QueryFilters): Query[]
   findAll(filters?: QueryFilters): Query[]
-  findAll(arg1?: QueryKey | QueryFilters, arg2?: QueryFilters): Query[]
-  findAll(arg1?: QueryKey | QueryFilters, arg2?: QueryFilters): Query[] {
+  /**
+   * @deprecated This method should be used with only one object argument.
+   */
+  findAll(
+    queryKey?: QueryKey,
+    filters?: OmitKeyof<QueryFilters, 'queryKey'>,
+  ): Query[]
+  /**
+   * @deprecated This method should be used with only one object argument.
+   */
+  findAll(
+    arg1?: QueryKey | QueryFilters,
+    arg2?: OmitKeyof<QueryFilters, 'queryKey'>,
+  ): Query[]
+  /**
+   * @deprecated This method should be used with only one object argument.
+   */
+  findAll(
+    arg1?: QueryKey | QueryFilters,
+    arg2?: OmitKeyof<QueryFilters, 'queryKey'>,
+  ): Query[] {
     const [filters] = parseFilterArgs(arg1, arg2)
     return Object.keys(filters).length > 0
       ? this.queries.filter((query) => matchQuery(filters, query))