swr - npm Package Compare versions

Comparing version 2.0.0-beta.7 to 2.0.0-rc.0

_internal/dist/_internal/index.d.ts

@@ -211,2 +211,3 @@ import react, { FC, PropsWithChildren, MutableRefObject } from 'react';
     rollbackOnError?: boolean;
+    throwOnError?: boolean;
 };
@@ -234,3 +235,9 @@ declare type MutatorConfig = {
 interface SWRResponse<Data = any, Error = any> {
+    /**
+     * The returned data of the fetcher function.
+     */
     data: Data | undefined;
+    /**
+     * The error object thrown by the fetcher function.
+     */
     error: Error | undefined;
@@ -237,0 +244,0 @@ mutate: KeyedMutator<Data>;

_internal/dist/index.esm.js

@@ -356,3 +356,3 @@ import React, { useEffect, useLayoutEffect, createContext, useContext, useMemo, useState, createElement, useRef, useCallback } from 'react';
     _internalMutate = _asyncToGenerator(function() {
-        var _len, args, _key, cache, _key1, _data, _opts, options, _tmp, _tmp1, populateCache, optimisticData, revalidate, rollbackOnError, keyFilter, matchedKeys, _i, _iter, key;
+        var _len, args, _key, cache, _key1, _data, _opts, options, _tmp, _tmp1, _tmp2, populateCache, optimisticData, revalidate, rollbackOnError, throwOnError, keyFilter, matchedKeys, it, keyIt, key;
         var _arguments = arguments;
@@ -364,3 +364,3 @@ function mutateByKey(_k) {
             _mutateByKey = _asyncToGenerator(function(_k) {
-                var ref, key, ref1, get, set, ref2, EVENT_REVALIDATORS, MUTATION, FETCH, revalidators, startRevalidate, data, error, beforeMutationTs, hasOptimisticData, state, displayedData, committedData, _tmp, _tmp1, _tmp2, _tmp3, res, _tmp4;
+                var ref, key, ref1, get, set, ref2, EVENT_REVALIDATORS, MUTATION, FETCH, revalidators, startRevalidate, data, error, beforeMutationTs, hasOptimisticData, state, displayedData, committedData, _tmp, _tmp1, _tmp2, res, _tmp3;
                 return __generator(this, function(_state) {
@@ -458,3 +458,2 @@ switch(_state.label){
                             _tmp2 = {};
-                            _tmp3 = {};
                             // If we should write back the cache after request.
@@ -470,4 +469,2 @@ if (populateCache) {
                                 }
-                                // Always update error and original data here.
-                                set((_tmp3.error = error, _tmp3));
                             }
@@ -482,8 +479,13 @@ // Reset the timestamp to mark the mutation has ended.
                             res = _state.sent();
-                            _tmp4 = {};
+                            _tmp3 = {};
                             // The mutation and revalidation are ended, we can clear it since the data is
                             // not an optimistic value anymore.
-                            set((_tmp4._c = UNDEFINED, _tmp4));
+                            set((_tmp3._c = UNDEFINED, _tmp3));
                             // Throw error or return data
-                            if (error) throw error;
+                            if (error) {
+                                if (throwOnError) throw error;
+                                return [
+                                    2
+                                ];
+                            }
                             return [
@@ -505,7 +507,9 @@ 2,
             _tmp1 = {};
-            options = typeof _opts === "boolean" ? (_tmp.revalidate = _opts, _tmp) : _opts || _tmp1;
-            populateCache = isUndefined(options.populateCache) ? true : options.populateCache;
+            _tmp2 = {};
+            options = mergeObjects((_tmp.populateCache = true, _tmp.throwOnError = true, _tmp), typeof _opts === "boolean" ? (_tmp1.revalidate = _opts, _tmp1) : _opts || _tmp2);
+            populateCache = options.populateCache;
             optimisticData = options.optimisticData;
             revalidate = options.revalidate !== false;
             rollbackOnError = options.rollbackOnError !== false;
+            throwOnError = options.throwOnError;
             // If the second argument is a key filter, return the mutation results for all
@@ -516,4 +520,5 @@ // filtered keys.
                 matchedKeys = [];
-                for(_i = 0, _iter = cache.keys(); _i < _iter.length; _i++){
-                    key = _iter[_i];
+                it = cache.keys();
+                for(keyIt = it.next(); !keyIt.done; keyIt = it.next()){
+                    key = keyIt.value;
                     if (// Skip the special useSWRInfinite keys.
@@ -520,0 +525,0 @@ !key.startsWith("$inf$") && keyFilter(cache.get(key)._k)) {

_internal/dist/index.js

@@ -362,3 +362,3 @@ Object.defineProperty(exports, '__esModule', { value: true });
     _internalMutate = _asyncToGenerator(function() {
-        var _len, args, _key, cache, _key1, _data, _opts, options, _tmp, _tmp1, populateCache, optimisticData, revalidate, rollbackOnError, keyFilter, matchedKeys, _i, _iter, key;
+        var _len, args, _key, cache, _key1, _data, _opts, options, _tmp, _tmp1, _tmp2, populateCache, optimisticData, revalidate, rollbackOnError, throwOnError, keyFilter, matchedKeys, it, keyIt, key;
         var _arguments = arguments;
@@ -370,3 +370,3 @@ function mutateByKey(_k) {
             _mutateByKey = _asyncToGenerator(function(_k) {
-                var ref, key, ref1, get, set, ref2, EVENT_REVALIDATORS, MUTATION, FETCH, revalidators, startRevalidate, data, error, beforeMutationTs, hasOptimisticData, state, displayedData, committedData, _tmp, _tmp1, _tmp2, _tmp3, res, _tmp4;
+                var ref, key, ref1, get, set, ref2, EVENT_REVALIDATORS, MUTATION, FETCH, revalidators, startRevalidate, data, error, beforeMutationTs, hasOptimisticData, state, displayedData, committedData, _tmp, _tmp1, _tmp2, res, _tmp3;
                 return __generator(this, function(_state) {
@@ -464,3 +464,2 @@ switch(_state.label){
                             _tmp2 = {};
-                            _tmp3 = {};
                             // If we should write back the cache after request.
@@ -476,4 +475,2 @@ if (populateCache) {
                                 }
-                                // Always update error and original data here.
-                                set((_tmp3.error = error, _tmp3));
                             }
@@ -488,8 +485,13 @@ // Reset the timestamp to mark the mutation has ended.
                             res = _state.sent();
-                            _tmp4 = {};
+                            _tmp3 = {};
                             // The mutation and revalidation are ended, we can clear it since the data is
                             // not an optimistic value anymore.
-                            set((_tmp4._c = UNDEFINED, _tmp4));
+                            set((_tmp3._c = UNDEFINED, _tmp3));
                             // Throw error or return data
-                            if (error) throw error;
+                            if (error) {
+                                if (throwOnError) throw error;
+                                return [
+                                    2
+                                ];
+                            }
                             return [
@@ -511,7 +513,9 @@ 2,
             _tmp1 = {};
-            options = typeof _opts === "boolean" ? (_tmp.revalidate = _opts, _tmp) : _opts || _tmp1;
-            populateCache = isUndefined(options.populateCache) ? true : options.populateCache;
+            _tmp2 = {};
+            options = mergeObjects((_tmp.populateCache = true, _tmp.throwOnError = true, _tmp), typeof _opts === "boolean" ? (_tmp1.revalidate = _opts, _tmp1) : _opts || _tmp2);
+            populateCache = options.populateCache;
             optimisticData = options.optimisticData;
             revalidate = options.revalidate !== false;
             rollbackOnError = options.rollbackOnError !== false;
+            throwOnError = options.throwOnError;
             // If the second argument is a key filter, return the mutation results for all
@@ -522,4 +526,5 @@ // filtered keys.
                 matchedKeys = [];
-                for(_i = 0, _iter = cache.keys(); _i < _iter.length; _i++){
-                    key = _iter[_i];
+                it = cache.keys();
+                for(keyIt = it.next(); !keyIt.done; keyIt = it.next()){
+                    key = keyIt.value;
                     if (// Skip the special useSWRInfinite keys.
@@ -526,0 +531,0 @@ !key.startsWith("$inf$") && keyFilter(cache.get(key)._k)) {

core/dist/index.d.ts

@@ -185,2 +185,3 @@ import * as react from 'react';
     rollbackOnError?: boolean;
+    throwOnError?: boolean;
 };
@@ -200,3 +201,9 @@ declare type State<Data = any, Error = any> = {
 interface SWRResponse<Data = any, Error = any> {
+    /**
+     * The returned data of the fetcher function.
+     */
     data: Data | undefined;
+    /**
+     * The error object thrown by the fetcher function.
+     */
     error: Error | undefined;
@@ -232,3 +239,5 @@ mutate: KeyedMutator<Data>;
 /**
- * @link https://swr.vercel.app/
+ * A hook to fetch data.
+ *
+ * @link https://swr.vercel.app
  * @example
@@ -235,0 +244,0 @@ * ```jsx

core/dist/index.esm.js

@@ -192,3 +192,3 @@ import { useRef, useMemo, useCallback, useDebugValue } from 'react';
                 if (t === "data" && isUndefined(prev[t])) {
-                    if (!compare(current[t], fallback)) {
+                    if (!compare(current[t], returnedData)) {
                         equal = false;
@@ -617,3 +617,5 @@ }
 /**
- * @link https://swr.vercel.app/
+ * A hook to fetch data.
+ *
+ * @link https://swr.vercel.app
  * @example
@@ -620,0 +622,0 @@ * ```jsx

core/dist/index.js

@@ -193,3 +193,3 @@ Object.defineProperty(exports, '__esModule', { value: true });
                 if (t === "data" && _internal.isUndefined(prev[t])) {
-                    if (!compare(current[t], fallback)) {
+                    if (!compare(current[t], returnedData)) {
                         equal = false;
@@ -618,3 +618,5 @@ }
 /**
- * @link https://swr.vercel.app/
+ * A hook to fetch data.
+ *
+ * @link https://swr.vercel.app
  * @example
@@ -621,0 +623,0 @@ * ```jsx

mutation/dist/index.esm.js

 import { useRef, useCallback } from 'react';
 import useSWR, { useSWRConfig } from 'swr';
-import { withMiddleware, useStateWithDeps, UNDEFINED, getTimestamp, useIsomorphicLayoutEffect, serialize } from 'swr/_internal';
+import { withMiddleware, useStateWithDeps, UNDEFINED, getTimestamp, useIsomorphicLayoutEffect, mergeObjects, serialize } from 'swr/_internal';
 
@@ -143,3 +143,3 @@ function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
         var trigger = useCallback(/*#__PURE__*/ _asyncToGenerator(function(arg, opts) {
-            var ref, serializedKey, resolvedKey, options, _tmp, mutationStartedAt, _tmp1, data, _tmp2, _tmp3, error, _tmp4;
+            var ref, serializedKey, resolvedKey, options, _tmp, mutationStartedAt, _tmp1, data, _tmp2, _tmp3, _tmp4, error, _tmp5;
             return __generator(this, function(_state) {
@@ -153,6 +153,6 @@ switch(_state.label){
                         if (!serializedKey) {
-                            throw new Error("Can’t trigger the mutation: key isn’t ready.");
+                            throw new Error("Can’t trigger the mutation: missing key.");
                         }
                         _tmp = {};
-                        options = Object.assign((_tmp.populateCache = false, _tmp), config, opts);
+                        options = mergeObjects(mergeObjects((_tmp.populateCache = false, _tmp.throwOnError = true, _tmp), config), opts);
                         mutationStartedAt = getTimestamp();
@@ -171,13 +171,14 @@ ditchMutationsUntilRef.current = mutationStartedAt;
                         _tmp2 = {};
+                        _tmp3 = {};
                         return [
                             4,
-                            mutate(serializedKey, // FIXME: Error shouldn't be broadcasted here.
-                            (fetcher)(resolvedKey, (_tmp2.arg = arg, _tmp2)), options)
+                            mutate(serializedKey, fetcher(resolvedKey, (_tmp2.arg = arg, _tmp2)), // We must throw the error here so we can catch and update the states.
+                            mergeObjects(options, (_tmp3.throwOnError = true, _tmp3)))
                         ];
                     case 2:
                         data = _state.sent();
-                        _tmp3 = {};
+                        _tmp4 = {};
                         // If it's reset after the mutation, we don't broadcast any state change.
                         if (ditchMutationsUntilRef.current <= mutationStartedAt) {
-                            setState((_tmp3.data = data, _tmp3.isMutating = false, _tmp3.error = undefined, _tmp3));
+                            setState((_tmp4.data = data, _tmp4.isMutating = false, _tmp4.error = undefined, _tmp4));
                             options.onSuccess == null ? void 0 : options.onSuccess(data, serializedKey, options);
@@ -191,8 +192,11 @@ }
                         error = _state.sent();
-                        _tmp4 = {};
-                        // If it's reset after the mutation, we don't broadcast any state change.
+                        _tmp5 = {};
+                        // If it's reset after the mutation, we don't broadcast any state change
+                        // or throw because it's discarded.
                         if (ditchMutationsUntilRef.current <= mutationStartedAt) {
-                            setState((_tmp4.error = error, _tmp4.isMutating = false, _tmp4));
+                            setState((_tmp5.error = error, _tmp5.isMutating = false, _tmp5));
                             options.onError == null ? void 0 : options.onError(error, serializedKey, options);
-                            throw error;
+                            if (options.throwOnError) {
+                                throw error;
+                            }
                         }
@@ -244,4 +248,20 @@ return [
 };
-var index = withMiddleware(useSWR, mutation);
+/**
+ * A hook to define and manually trigger remote mutations like POST, PUT, DELETE and PATCH use cases.
+ *
+ * @link https://swr.vercel.app/docs/mutation
+ * @example
+ * ```jsx
+ * import useSWRMutation from 'swr/mutation'
+ *
+ * const {
+ *   data,
+ *   error,
+ *   trigger,
+ *   reset,
+ *   isMutating
+ * } = useSWRMutation(key, fetcher, options?)
+ * ```
+ */ var index = withMiddleware(useSWR, mutation);
 
 export { index as default };

mutation/dist/index.js

@@ -149,3 +149,3 @@ Object.defineProperty(exports, '__esModule', { value: true });
         var trigger = react.useCallback(/*#__PURE__*/ _asyncToGenerator(function(arg, opts) {
-            var ref, serializedKey, resolvedKey, options, _tmp, mutationStartedAt, _tmp1, data, _tmp2, _tmp3, error, _tmp4;
+            var ref, serializedKey, resolvedKey, options, _tmp, mutationStartedAt, _tmp1, data, _tmp2, _tmp3, _tmp4, error, _tmp5;
             return __generator(this, function(_state) {
@@ -159,6 +159,6 @@ switch(_state.label){
                         if (!serializedKey) {
-                            throw new Error("Can’t trigger the mutation: key isn’t ready.");
+                            throw new Error("Can’t trigger the mutation: missing key.");
                         }
                         _tmp = {};
-                        options = Object.assign((_tmp.populateCache = false, _tmp), config, opts);
+                        options = _internal.mergeObjects(_internal.mergeObjects((_tmp.populateCache = false, _tmp.throwOnError = true, _tmp), config), opts);
                         mutationStartedAt = _internal.getTimestamp();
@@ -177,13 +177,14 @@ ditchMutationsUntilRef.current = mutationStartedAt;
                         _tmp2 = {};
+                        _tmp3 = {};
                         return [
                             4,
-                            mutate(serializedKey, // FIXME: Error shouldn't be broadcasted here.
-                            (fetcher)(resolvedKey, (_tmp2.arg = arg, _tmp2)), options)
+                            mutate(serializedKey, fetcher(resolvedKey, (_tmp2.arg = arg, _tmp2)), // We must throw the error here so we can catch and update the states.
+                            _internal.mergeObjects(options, (_tmp3.throwOnError = true, _tmp3)))
                         ];
                     case 2:
                         data = _state.sent();
-                        _tmp3 = {};
+                        _tmp4 = {};
                         // If it's reset after the mutation, we don't broadcast any state change.
                         if (ditchMutationsUntilRef.current <= mutationStartedAt) {
-                            setState((_tmp3.data = data, _tmp3.isMutating = false, _tmp3.error = undefined, _tmp3));
+                            setState((_tmp4.data = data, _tmp4.isMutating = false, _tmp4.error = undefined, _tmp4));
                             options.onSuccess == null ? void 0 : options.onSuccess(data, serializedKey, options);
@@ -197,8 +198,11 @@ }
                         error = _state.sent();
-                        _tmp4 = {};
-                        // If it's reset after the mutation, we don't broadcast any state change.
+                        _tmp5 = {};
+                        // If it's reset after the mutation, we don't broadcast any state change
+                        // or throw because it's discarded.
                         if (ditchMutationsUntilRef.current <= mutationStartedAt) {
-                            setState((_tmp4.error = error, _tmp4.isMutating = false, _tmp4));
+                            setState((_tmp5.error = error, _tmp5.isMutating = false, _tmp5));
                             options.onError == null ? void 0 : options.onError(error, serializedKey, options);
-                            throw error;
+                            if (options.throwOnError) {
+                                throw error;
+                            }
                         }
@@ -250,4 +254,20 @@ return [
 };
-var index = _internal.withMiddleware(useSWR__default["default"], mutation);
+/**
+ * A hook to define and manually trigger remote mutations like POST, PUT, DELETE and PATCH use cases.
+ *
+ * @link https://swr.vercel.app/docs/mutation
+ * @example
+ * ```jsx
+ * import useSWRMutation from 'swr/mutation'
+ *
+ * const {
+ *   data,
+ *   error,
+ *   trigger,
+ *   reset,
+ *   isMutating
+ * } = useSWRMutation(key, fetcher, options?)
+ * ```
+ */ var index = _internal.withMiddleware(useSWR__default["default"], mutation);
 
 exports["default"] = index;

mutation/dist/mutation/index.d.ts

@@ -14,14 +14,59 @@ import { Key, MutatorOptions, SWRResponse } from 'swr';
 interface SWRMutationResponse<Data = any, Error = any, ExtraArg = any, SWRMutationKey extends Key = Key> extends Pick<SWRResponse<Data, Error>, 'data' | 'error'> {
+    /**
+     * Indicates if the mutation is in progress.
+     */
     isMutating: boolean;
+    /**
+     * Function to trigger the mutation. You can also pass an extra argument to
+     * the fetcher, and override the options for the mutation hook.
+     */
     trigger: (extraArgument?: ExtraArg, options?: SWRMutationConfiguration<Data, Error, ExtraArg, SWRMutationKey>) => Promise<Data | undefined>;
+    /**
+     * Function to reset the mutation state (`data`, `error`, and `isMutating`).
+     */
     reset: () => void;
 }
-declare type SWRMutationHook = <Data = any, Error = any, SWRMutationKey extends Key = Key, ExtraArg = any>(...args: readonly [SWRMutationKey, MutationFetcher<Data, ExtraArg, SWRMutationKey>] | readonly [
-    SWRMutationKey,
-    MutationFetcher<Data, ExtraArg, SWRMutationKey>,
-    SWRMutationConfiguration<Data, Error, ExtraArg, SWRMutationKey>
-]) => SWRMutationResponse<Data, Error, ExtraArg, SWRMutationKey>;
+declare type SWRMutationHook = <Data = any, Error = any, SWRMutationKey extends Key = Key, ExtraArg = any>(
+/**
+ * The key of the resource that will be mutated. It should be the same key
+ * used in the `useSWR` hook so SWR can handle revalidation and race
+ * conditions for that resource.
+ */
+key: SWRMutationKey, 
+/**
+ * The function to trigger the mutation that accepts the key, extra argument
+ * and options. For example:
+ *
+ * ```jsx
+ * (api, data) => fetch(api, {
+ *   method: 'POST',
+ *   body: JSON.stringify(data)
+ * })
+ * ```
+ */
+fetcher: MutationFetcher<Data, ExtraArg, SWRMutationKey>, 
+/**
+ * Extra options for the mutation hook.
+ */
+options?: SWRMutationConfiguration<Data, Error, ExtraArg, SWRMutationKey>) => SWRMutationResponse<Data, Error, ExtraArg, SWRMutationKey>;
 
+/**
+ * A hook to define and manually trigger remote mutations like POST, PUT, DELETE and PATCH use cases.
+ *
+ * @link https://swr.vercel.app/docs/mutation
+ * @example
+ * ```jsx
+ * import useSWRMutation from 'swr/mutation'
+ *
+ * const {
+ *   data,
+ *   error,
+ *   trigger,
+ *   reset,
+ *   isMutating
+ * } = useSWRMutation(key, fetcher, options?)
+ * ```
+ */
 declare const _default: SWRMutationHook;
 
 export { SWRMutationConfiguration, SWRMutationHook, SWRMutationResponse, _default as default };

package.json

 {
   "name": "swr",
-  "version": "2.0.0-beta.7",
+  "version": "2.0.0-rc.0",
   "description": "React Hooks library for remote data fetching",
@@ -65,7 +65,2 @@ "keywords": [
   "license": "MIT",
-  "husky": {
-    "hooks": {
-      "pre-commit": "lint-staged && pnpm types:check"
-    }
-  },
   "lint-staged": {
@@ -105,3 +100,3 @@ "*.{ts,tsx}": [
     "rimraf": "3.0.2",
-    "swr": "2.0.0-beta.7",
+    "swr": "2.0.0-rc.0",
     "tslib": "2.4.0",
@@ -108,0 +103,0 @@ "typescript": "4.8.2"

No alert changes

Improved metrics

Total package byte prevSize

311236

increased by1.28%

Lines of code

7285

increased by1.99%

No dependency changes