| ... | ... | @@ -7,111 +7,114 @@ |
| 7 | 7 | * - Please do NOT modify this file. |
| 8 | 8 | */ |
| 9 | 9 | |
| 10 | | const PACKAGE_VERSION = "2.12.10"; |
| 11 | | const INTEGRITY_CHECKSUM = "4db4a41e972cec1b64cc569c66952d82"; |
| 12 | | const IS_MOCKED_RESPONSE = Symbol("isMockedResponse"); |
| 13 | | const activeClientIds = new Set(); |
| 10 | const PACKAGE_VERSION = '2.12.9' |
| 11 | const INTEGRITY_CHECKSUM = '4db4a41e972cec1b64cc569c66952d82' |
| 12 | const IS_MOCKED_RESPONSE = Symbol('isMockedResponse') |
| 13 | const activeClientIds = new Set() |
| 14 | 14 | |
| 15 | | addEventListener("install", function () { |
| 16 | | self.skipWaiting(); |
| 17 | | }); |
| 15 | addEventListener('install', function () { |
| 16 | self.skipWaiting() |
| 17 | }) |
| 18 | 18 | |
| 19 | | addEventListener("activate", function (event) { |
| 20 | | event.waitUntil(self.clients.claim()); |
| 21 | | }); |
| 19 | addEventListener('activate', function (event) { |
| 20 | event.waitUntil(self.clients.claim()) |
| 21 | }) |
| 22 | 22 | |
| 23 | | addEventListener("message", async function (event) { |
| 24 | | const clientId = Reflect.get(event.source || {}, "id"); |
| 23 | addEventListener('message', async function (event) { |
| 24 | const clientId = Reflect.get(event.source || {}, 'id') |
| 25 | 25 | |
| 26 | 26 | if (!clientId || !self.clients) { |
| 27 | | return; |
| 27 | return |
| 28 | 28 | } |
| 29 | 29 | |
| 30 | | const client = await self.clients.get(clientId); |
| 30 | const client = await self.clients.get(clientId) |
| 31 | 31 | |
| 32 | 32 | if (!client) { |
| 33 | | return; |
| 33 | return |
| 34 | 34 | } |
| 35 | 35 | |
| 36 | 36 | const allClients = await self.clients.matchAll({ |
| 37 | | type: "window", |
| 38 | | }); |
| 37 | type: 'window', |
| 38 | }) |
| 39 | 39 | |
| 40 | 40 | switch (event.data) { |
| 41 | | case "KEEPALIVE_REQUEST": { |
| 41 | case 'KEEPALIVE_REQUEST': { |
| 42 | 42 | sendToClient(client, { |
| 43 | | type: "KEEPALIVE_RESPONSE", |
| 44 | | }); |
| 45 | | break; |
| 43 | type: 'KEEPALIVE_RESPONSE', |
| 44 | }) |
| 45 | break |
| 46 | 46 | } |
| 47 | 47 | |
| 48 | | case "INTEGRITY_CHECK_REQUEST": { |
| 48 | case 'INTEGRITY_CHECK_REQUEST': { |
| 49 | 49 | sendToClient(client, { |
| 50 | | type: "INTEGRITY_CHECK_RESPONSE", |
| 50 | type: 'INTEGRITY_CHECK_RESPONSE', |
| 51 | 51 | payload: { |
| 52 | 52 | packageVersion: PACKAGE_VERSION, |
| 53 | 53 | checksum: INTEGRITY_CHECKSUM, |
| 54 | 54 | }, |
| 55 | | }); |
| 56 | | break; |
| 55 | }) |
| 56 | break |
| 57 | 57 | } |
| 58 | 58 | |
| 59 | | case "MOCK_ACTIVATE": { |
| 60 | | activeClientIds.add(clientId); |
| 59 | case 'MOCK_ACTIVATE': { |
| 60 | activeClientIds.add(clientId) |
| 61 | 61 | |
| 62 | 62 | sendToClient(client, { |
| 63 | | type: "MOCKING_ENABLED", |
| 63 | type: 'MOCKING_ENABLED', |
| 64 | 64 | payload: { |
| 65 | 65 | client: { |
| 66 | 66 | id: client.id, |
| 67 | 67 | frameType: client.frameType, |
| 68 | 68 | }, |
| 69 | 69 | }, |
| 70 | | }); |
| 71 | | break; |
| 70 | }) |
| 71 | break |
| 72 | 72 | } |
| 73 | 73 | |
| 74 | | case "CLIENT_CLOSED": { |
| 75 | | activeClientIds.delete(clientId); |
| 74 | case 'CLIENT_CLOSED': { |
| 75 | activeClientIds.delete(clientId) |
| 76 | 76 | |
| 77 | 77 | const remainingClients = allClients.filter((client) => { |
| 78 | | return client.id !== clientId; |
| 79 | | }); |
| 78 | return client.id !== clientId |
| 79 | }) |
| 80 | 80 | |
| 81 | 81 | // Unregister itself when there are no more clients |
| 82 | 82 | if (remainingClients.length === 0) { |
| 83 | | self.registration.unregister(); |
| 83 | self.registration.unregister() |
| 84 | 84 | } |
| 85 | 85 | |
| 86 | | break; |
| 86 | break |
| 87 | 87 | } |
| 88 | 88 | } |
| 89 | | }); |
| 89 | }) |
| 90 | 90 | |
| 91 | | addEventListener("fetch", function (event) { |
| 92 | | const requestInterceptedAt = Date.now(); |
| 91 | addEventListener('fetch', function (event) { |
| 92 | const requestInterceptedAt = Date.now() |
| 93 | 93 | |
| 94 | 94 | // Bypass navigation requests. |
| 95 | | if (event.request.mode === "navigate") { |
| 96 | | return; |
| 95 | if (event.request.mode === 'navigate') { |
| 96 | return |
| 97 | 97 | } |
| 98 | 98 | |
| 99 | 99 | // Opening the DevTools triggers the "only-if-cached" request |
| 100 | 100 | // that cannot be handled by the worker. Bypass such requests. |
| 101 | | if (event.request.cache === "only-if-cached" && event.request.mode !== "same-origin") { |
| 102 | | return; |
| 101 | if ( |
| 102 | event.request.cache === 'only-if-cached' && |
| 103 | event.request.mode !== 'same-origin' |
| 104 | ) { |
| 105 | return |
| 103 | 106 | } |
| 104 | 107 | |
| 105 | 108 | // Bypass all requests when there are no active clients. |
| 106 | 109 | // Prevents the self-unregistered worked from handling requests |
| 107 | 110 | // after it's been terminated (still remains active until the next reload). |
| 108 | 111 | if (activeClientIds.size === 0) { |
| 109 | | return; |
| 112 | return |
| 110 | 113 | } |
| 111 | 114 | |
| 112 | | const requestId = crypto.randomUUID(); |
| 113 | | event.respondWith(handleRequest(event, requestId, requestInterceptedAt)); |
| 114 | | }); |
| 115 | const requestId = crypto.randomUUID() |
| 116 | event.respondWith(handleRequest(event, requestId, requestInterceptedAt)) |
| 117 | }) |
| 115 | 118 | |
| 116 | 119 | /** |
| 117 | 120 | * @param {FetchEvent} event |
| ... | ... | @@ -119,23 +122,28 @@ addEventListener("fetch", function (event) { |
| 119 | 122 | * @param {number} requestInterceptedAt |
| 120 | 123 | */ |
| 121 | 124 | async function handleRequest(event, requestId, requestInterceptedAt) { |
| 122 | | const client = await resolveMainClient(event); |
| 123 | | const requestCloneForEvents = event.request.clone(); |
| 124 | | const response = await getResponse(event, client, requestId, requestInterceptedAt); |
| 125 | const client = await resolveMainClient(event) |
| 126 | const requestCloneForEvents = event.request.clone() |
| 127 | const response = await getResponse( |
| 128 | event, |
| 129 | client, |
| 130 | requestId, |
| 131 | requestInterceptedAt, |
| 132 | ) |
| 125 | 133 | |
| 126 | 134 | // Send back the response clone for the "response:*" life-cycle events. |
| 127 | 135 | // Ensure MSW is active and ready to handle the message, otherwise |
| 128 | 136 | // this message will pend indefinitely. |
| 129 | 137 | if (client && activeClientIds.has(client.id)) { |
| 130 | | const serializedRequest = await serializeRequest(requestCloneForEvents); |
| 138 | const serializedRequest = await serializeRequest(requestCloneForEvents) |
| 131 | 139 | |
| 132 | 140 | // Clone the response so both the client and the library could consume it. |
| 133 | | const responseClone = response.clone(); |
| 141 | const responseClone = response.clone() |
| 134 | 142 | |
| 135 | 143 | sendToClient( |
| 136 | 144 | client, |
| 137 | 145 | { |
| 138 | | type: "RESPONSE", |
| 146 | type: 'RESPONSE', |
| 139 | 147 | payload: { |
| 140 | 148 | isMockedResponse: IS_MOCKED_RESPONSE in response, |
| 141 | 149 | request: { |
| ... | ... | @@ -152,10 +160,10 @@ async function handleRequest(event, requestId, requestInterceptedAt) { |
| 152 | 160 | }, |
| 153 | 161 | }, |
| 154 | 162 | responseClone.body ? [serializedRequest.body, responseClone.body] : [], |
| 155 | | ); |
| 163 | ) |
| 156 | 164 | } |
| 157 | 165 | |
| 158 | | return response; |
| 166 | return response |
| 159 | 167 | } |
| 160 | 168 | |
| 161 | 169 | /** |
| ... | ... | @@ -167,30 +175,30 @@ async function handleRequest(event, requestId, requestInterceptedAt) { |
| 167 | 175 | * @returns {Promise<Client | undefined>} |
| 168 | 176 | */ |
| 169 | 177 | async function resolveMainClient(event) { |
| 170 | | const client = await self.clients.get(event.clientId); |
| 178 | const client = await self.clients.get(event.clientId) |
| 171 | 179 | |
| 172 | 180 | if (activeClientIds.has(event.clientId)) { |
| 173 | | return client; |
| 181 | return client |
| 174 | 182 | } |
| 175 | 183 | |
| 176 | | if (client?.frameType === "top-level") { |
| 177 | | return client; |
| 184 | if (client?.frameType === 'top-level') { |
| 185 | return client |
| 178 | 186 | } |
| 179 | 187 | |
| 180 | 188 | const allClients = await self.clients.matchAll({ |
| 181 | | type: "window", |
| 182 | | }); |
| 189 | type: 'window', |
| 190 | }) |
| 183 | 191 | |
| 184 | 192 | return allClients |
| 185 | 193 | .filter((client) => { |
| 186 | 194 | // Get only those clients that are currently visible. |
| 187 | | return client.visibilityState === "visible"; |
| 195 | return client.visibilityState === 'visible' |
| 188 | 196 | }) |
| 189 | 197 | .find((client) => { |
| 190 | 198 | // Find the client ID that's recorded in the |
| 191 | 199 | // set of clients that have registered the worker. |
| 192 | | return activeClientIds.has(client.id); |
| 193 | | }); |
| 200 | return activeClientIds.has(client.id) |
| 201 | }) |
| 194 | 202 | } |
| 195 | 203 | |
| 196 | 204 | /** |
| ... | ... | @@ -203,34 +211,36 @@ async function resolveMainClient(event) { |
| 203 | 211 | async function getResponse(event, client, requestId, requestInterceptedAt) { |
| 204 | 212 | // Clone the request because it might've been already used |
| 205 | 213 | // (i.e. its body has been read and sent to the client). |
| 206 | | const requestClone = event.request.clone(); |
| 214 | const requestClone = event.request.clone() |
| 207 | 215 | |
| 208 | 216 | function passthrough() { |
| 209 | 217 | // Cast the request headers to a new Headers instance |
| 210 | 218 | // so the headers can be manipulated with. |
| 211 | | const headers = new Headers(requestClone.headers); |
| 219 | const headers = new Headers(requestClone.headers) |
| 212 | 220 | |
| 213 | 221 | // Remove the "accept" header value that marked this request as passthrough. |
| 214 | 222 | // This prevents request alteration and also keeps it compliant with the |
| 215 | 223 | // user-defined CORS policies. |
| 216 | | const acceptHeader = headers.get("accept"); |
| 224 | const acceptHeader = headers.get('accept') |
| 217 | 225 | if (acceptHeader) { |
| 218 | | const values = acceptHeader.split(",").map((value) => value.trim()); |
| 219 | | const filteredValues = values.filter((value) => value !== "msw/passthrough"); |
| 226 | const values = acceptHeader.split(',').map((value) => value.trim()) |
| 227 | const filteredValues = values.filter( |
| 228 | (value) => value !== 'msw/passthrough', |
| 229 | ) |
| 220 | 230 | |
| 221 | 231 | if (filteredValues.length > 0) { |
| 222 | | headers.set("accept", filteredValues.join(", ")); |
| 232 | headers.set('accept', filteredValues.join(', ')) |
| 223 | 233 | } else { |
| 224 | | headers.delete("accept"); |
| 234 | headers.delete('accept') |
| 225 | 235 | } |
| 226 | 236 | } |
| 227 | 237 | |
| 228 | | return fetch(requestClone, { headers }); |
| 238 | return fetch(requestClone, { headers }) |
| 229 | 239 | } |
| 230 | 240 | |
| 231 | 241 | // Bypass mocking when the client is not active. |
| 232 | 242 | if (!client) { |
| 233 | | return passthrough(); |
| 243 | return passthrough() |
| 234 | 244 | } |
| 235 | 245 | |
| 236 | 246 | // Bypass initial page load requests (i.e. static assets). |
| ... | ... | @@ -238,15 +248,15 @@ async function getResponse(event, client, requestId, requestInterceptedAt) { |
| 238 | 248 | // means that MSW hasn't dispatched the "MOCK_ACTIVATE" event yet |
| 239 | 249 | // and is not ready to handle requests. |
| 240 | 250 | if (!activeClientIds.has(client.id)) { |
| 241 | | return passthrough(); |
| 251 | return passthrough() |
| 242 | 252 | } |
| 243 | 253 | |
| 244 | 254 | // Notify the client that a request has been intercepted. |
| 245 | | const serializedRequest = await serializeRequest(event.request); |
| 255 | const serializedRequest = await serializeRequest(event.request) |
| 246 | 256 | const clientMessage = await sendToClient( |
| 247 | 257 | client, |
| 248 | 258 | { |
| 249 | | type: "REQUEST", |
| 259 | type: 'REQUEST', |
| 250 | 260 | payload: { |
| 251 | 261 | id: requestId, |
| 252 | 262 | interceptedAt: requestInterceptedAt, |
| ... | ... | @@ -254,19 +264,19 @@ async function getResponse(event, client, requestId, requestInterceptedAt) { |
| 254 | 264 | }, |
| 255 | 265 | }, |
| 256 | 266 | [serializedRequest.body], |
| 257 | | ); |
| 267 | ) |
| 258 | 268 | |
| 259 | 269 | switch (clientMessage.type) { |
| 260 | | case "MOCK_RESPONSE": { |
| 261 | | return respondWithMock(clientMessage.data); |
| 270 | case 'MOCK_RESPONSE': { |
| 271 | return respondWithMock(clientMessage.data) |
| 262 | 272 | } |
| 263 | 273 | |
| 264 | | case "PASSTHROUGH": { |
| 265 | | return passthrough(); |
| 274 | case 'PASSTHROUGH': { |
| 275 | return passthrough() |
| 266 | 276 | } |
| 267 | 277 | } |
| 268 | 278 | |
| 269 | | return passthrough(); |
| 279 | return passthrough() |
| 270 | 280 | } |
| 271 | 281 | |
| 272 | 282 | /** |
| ... | ... | @@ -277,18 +287,21 @@ async function getResponse(event, client, requestId, requestInterceptedAt) { |
| 277 | 287 | */ |
| 278 | 288 | function sendToClient(client, message, transferrables = []) { |
| 279 | 289 | return new Promise((resolve, reject) => { |
| 280 | | const channel = new MessageChannel(); |
| 290 | const channel = new MessageChannel() |
| 281 | 291 | |
| 282 | 292 | channel.port1.onmessage = (event) => { |
| 283 | 293 | if (event.data && event.data.error) { |
| 284 | | return reject(event.data.error); |
| 294 | return reject(event.data.error) |
| 285 | 295 | } |
| 286 | 296 | |
| 287 | | resolve(event.data); |
| 288 | | }; |
| 297 | resolve(event.data) |
| 298 | } |
| 289 | 299 | |
| 290 | | client.postMessage(message, [channel.port2, ...transferrables.filter(Boolean)]); |
| 291 | | }); |
| 300 | client.postMessage(message, [ |
| 301 | channel.port2, |
| 302 | ...transferrables.filter(Boolean), |
| 303 | ]) |
| 304 | }) |
| 292 | 305 | } |
| 293 | 306 | |
| 294 | 307 | /** |
| ... | ... | @@ -301,17 +314,17 @@ function respondWithMock(response) { |
| 301 | 314 | // instance will have status code set to 0. Since it's not possible to create |
| 302 | 315 | // a Response instance with status code 0, handle that use-case separately. |
| 303 | 316 | if (response.status === 0) { |
| 304 | | return Response.error(); |
| 317 | return Response.error() |
| 305 | 318 | } |
| 306 | 319 | |
| 307 | | const mockedResponse = new Response(response.body, response); |
| 320 | const mockedResponse = new Response(response.body, response) |
| 308 | 321 | |
| 309 | 322 | Reflect.defineProperty(mockedResponse, IS_MOCKED_RESPONSE, { |
| 310 | 323 | value: true, |
| 311 | 324 | enumerable: true, |
| 312 | | }); |
| 325 | }) |
| 313 | 326 | |
| 314 | | return mockedResponse; |
| 327 | return mockedResponse |
| 315 | 328 | } |
| 316 | 329 | |
| 317 | 330 | /** |
| ... | ... | @@ -332,5 +345,5 @@ async function serializeRequest(request) { |
| 332 | 345 | referrerPolicy: request.referrerPolicy, |
| 333 | 346 | body: await request.arrayBuffer(), |
| 334 | 347 | keepalive: request.keepalive, |
| 335 | | }; |
| 348 | } |
| 336 | 349 | } |