0.2.0 - Mid migration

web/node_modules/workbox-range-requests/build/workbox-range-requests.dev.js

@@ -0,0 +1,262 @@
+this.workbox = this.workbox || {};
+this.workbox.rangeRequests = (function (exports, WorkboxError_js, assert_js, logger_js) {
+    'use strict';
+
+    try {
+      self['workbox:range-requests:5.1.4'] && _();
+    } catch (e) {}
+
+    /*
+      Copyright 2018 Google LLC
+
+      Use of this source code is governed by an MIT-style
+      license that can be found in the LICENSE file or at
+      https://opensource.org/licenses/MIT.
+    */
+    /**
+     * @param {Blob} blob A source blob.
+     * @param {number} [start] The offset to use as the start of the
+     * slice.
+     * @param {number} [end] The offset to use as the end of the slice.
+     * @return {Object} An object with `start` and `end` properties, reflecting
+     * the effective boundaries to use given the size of the blob.
+     *
+     * @private
+     */
+
+    function calculateEffectiveBoundaries(blob, start, end) {
+      {
+        assert_js.assert.isInstance(blob, Blob, {
+          moduleName: 'workbox-range-requests',
+          funcName: 'calculateEffectiveBoundaries',
+          paramName: 'blob'
+        });
+      }
+
+      const blobSize = blob.size;
+
+      if (end && end > blobSize || start && start < 0) {
+        throw new WorkboxError_js.WorkboxError('range-not-satisfiable', {
+          size: blobSize,
+          end,
+          start
+        });
+      }
+
+      let effectiveStart;
+      let effectiveEnd;
+
+      if (start !== undefined && end !== undefined) {
+        effectiveStart = start; // Range values are inclusive, so add 1 to the value.
+
+        effectiveEnd = end + 1;
+      } else if (start !== undefined && end === undefined) {
+        effectiveStart = start;
+        effectiveEnd = blobSize;
+      } else if (end !== undefined && start === undefined) {
+        effectiveStart = blobSize - end;
+        effectiveEnd = blobSize;
+      }
+
+      return {
+        start: effectiveStart,
+        end: effectiveEnd
+      };
+    }
+
+    /*
+      Copyright 2018 Google LLC
+
+      Use of this source code is governed by an MIT-style
+      license that can be found in the LICENSE file or at
+      https://opensource.org/licenses/MIT.
+    */
+    /**
+     * @param {string} rangeHeader A Range: header value.
+     * @return {Object} An object with `start` and `end` properties, reflecting
+     * the parsed value of the Range: header. If either the `start` or `end` are
+     * omitted, then `null` will be returned.
+     *
+     * @private
+     */
+
+    function parseRangeHeader(rangeHeader) {
+      {
+        assert_js.assert.isType(rangeHeader, 'string', {
+          moduleName: 'workbox-range-requests',
+          funcName: 'parseRangeHeader',
+          paramName: 'rangeHeader'
+        });
+      }
+
+      const normalizedRangeHeader = rangeHeader.trim().toLowerCase();
+
+      if (!normalizedRangeHeader.startsWith('bytes=')) {
+        throw new WorkboxError_js.WorkboxError('unit-must-be-bytes', {
+          normalizedRangeHeader
+        });
+      } // Specifying multiple ranges separate by commas is valid syntax, but this
+      // library only attempts to handle a single, contiguous sequence of bytes.
+      // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Range#Syntax
+
+
+      if (normalizedRangeHeader.includes(',')) {
+        throw new WorkboxError_js.WorkboxError('single-range-only', {
+          normalizedRangeHeader
+        });
+      }
+
+      const rangeParts = /(\d*)-(\d*)/.exec(normalizedRangeHeader); // We need either at least one of the start or end values.
+
+      if (!rangeParts || !(rangeParts[1] || rangeParts[2])) {
+        throw new WorkboxError_js.WorkboxError('invalid-range-values', {
+          normalizedRangeHeader
+        });
+      }
+
+      return {
+        start: rangeParts[1] === '' ? undefined : Number(rangeParts[1]),
+        end: rangeParts[2] === '' ? undefined : Number(rangeParts[2])
+      };
+    }
+
+    /*
+      Copyright 2018 Google LLC
+
+      Use of this source code is governed by an MIT-style
+      license that can be found in the LICENSE file or at
+      https://opensource.org/licenses/MIT.
+    */
+    /**
+     * Given a `Request` and `Response` objects as input, this will return a
+     * promise for a new `Response`.
+     *
+     * If the original `Response` already contains partial content (i.e. it has
+     * a status of 206), then this assumes it already fulfills the `Range:`
+     * requirements, and will return it as-is.
+     *
+     * @param {Request} request A request, which should contain a Range:
+     * header.
+     * @param {Response} originalResponse A response.
+     * @return {Promise<Response>} Either a `206 Partial Content` response, with
+     * the response body set to the slice of content specified by the request's
+     * `Range:` header, or a `416 Range Not Satisfiable` response if the
+     * conditions of the `Range:` header can't be met.
+     *
+     * @memberof module:workbox-range-requests
+     */
+
+    async function createPartialResponse(request, originalResponse) {
+      try {
+        if ("dev" !== 'production') {
+          assert_js.assert.isInstance(request, Request, {
+            moduleName: 'workbox-range-requests',
+            funcName: 'createPartialResponse',
+            paramName: 'request'
+          });
+          assert_js.assert.isInstance(originalResponse, Response, {
+            moduleName: 'workbox-range-requests',
+            funcName: 'createPartialResponse',
+            paramName: 'originalResponse'
+          });
+        }
+
+        if (originalResponse.status === 206) {
+          // If we already have a 206, then just pass it through as-is;
+          // see https://github.com/GoogleChrome/workbox/issues/1720
+          return originalResponse;
+        }
+
+        const rangeHeader = request.headers.get('range');
+
+        if (!rangeHeader) {
+          throw new WorkboxError_js.WorkboxError('no-range-header');
+        }
+
+        const boundaries = parseRangeHeader(rangeHeader);
+        const originalBlob = await originalResponse.blob();
+        const effectiveBoundaries = calculateEffectiveBoundaries(originalBlob, boundaries.start, boundaries.end);
+        const slicedBlob = originalBlob.slice(effectiveBoundaries.start, effectiveBoundaries.end);
+        const slicedBlobSize = slicedBlob.size;
+        const slicedResponse = new Response(slicedBlob, {
+          // Status code 206 is for a Partial Content response.
+          // See https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/206
+          status: 206,
+          statusText: 'Partial Content',
+          headers: originalResponse.headers
+        });
+        slicedResponse.headers.set('Content-Length', String(slicedBlobSize));
+        slicedResponse.headers.set('Content-Range', `bytes ${effectiveBoundaries.start}-${effectiveBoundaries.end - 1}/` + originalBlob.size);
+        return slicedResponse;
+      } catch (error) {
+        {
+          logger_js.logger.warn(`Unable to construct a partial response; returning a ` + `416 Range Not Satisfiable response instead.`);
+          logger_js.logger.groupCollapsed(`View details here.`);
+          logger_js.logger.log(error);
+          logger_js.logger.log(request);
+          logger_js.logger.log(originalResponse);
+          logger_js.logger.groupEnd();
+        }
+
+        return new Response('', {
+          status: 416,
+          statusText: 'Range Not Satisfiable'
+        });
+      }
+    }
+
+    /*
+      Copyright 2018 Google LLC
+
+      Use of this source code is governed by an MIT-style
+      license that can be found in the LICENSE file or at
+      https://opensource.org/licenses/MIT.
+    */
+    /**
+     * The range request plugin makes it easy for a request with a 'Range' header to
+     * be fulfilled by a cached response.
+     *
+     * It does this by intercepting the `cachedResponseWillBeUsed` plugin callback
+     * and returning the appropriate subset of the cached response body.
+     *
+     * @memberof module:workbox-range-requests
+     */
+
+    class RangeRequestsPlugin {
+      constructor() {
+        /**
+         * @param {Object} options
+         * @param {Request} options.request The original request, which may or may not
+         * contain a Range: header.
+         * @param {Response} options.cachedResponse The complete cached response.
+         * @return {Promise<Response>} If request contains a 'Range' header, then a
+         * new response with status 206 whose body is a subset of `cachedResponse` is
+         * returned. Otherwise, `cachedResponse` is returned as-is.
+         *
+         * @private
+         */
+        this.cachedResponseWillBeUsed = async ({
+          request,
+          cachedResponse
+        }) => {
+          // Only return a sliced response if there's something valid in the cache,
+          // and there's a Range: header in the request.
+          if (cachedResponse && request.headers.has('range')) {
+            return await createPartialResponse(request, cachedResponse);
+          } // If there was no Range: header, or if cachedResponse wasn't valid, just
+          // pass it through as-is.
+
+
+          return cachedResponse;
+        };
+      }
+
+    }
+
+    exports.RangeRequestsPlugin = RangeRequestsPlugin;
+    exports.createPartialResponse = createPartialResponse;
+
+    return exports;
+
+}({}, workbox.core._private, workbox.core._private, workbox.core._private));
+//# sourceMappingURL=workbox-range-requests.dev.js.map

web/node_modules/workbox-range-requests/build/workbox-range-requests.prod.js

@@ -0,0 +1,2 @@
+this.workbox=this.workbox||{},this.workbox.rangeRequests=function(t,e,n){"use strict";try{self["workbox:range-requests:5.1.4"]&&_()}catch(t){}async function r(t,n){try{if(206===n.status)return n;const r=t.headers.get("range");if(!r)throw new e.WorkboxError("no-range-header");const s=function(t){const n=t.trim().toLowerCase();if(!n.startsWith("bytes="))throw new e.WorkboxError("unit-must-be-bytes",{normalizedRangeHeader:n});if(n.includes(","))throw new e.WorkboxError("single-range-only",{normalizedRangeHeader:n});const r=/(\d*)-(\d*)/.exec(n);if(!r||!r[1]&&!r[2])throw new e.WorkboxError("invalid-range-values",{normalizedRangeHeader:n});return{start:""===r[1]?void 0:Number(r[1]),end:""===r[2]?void 0:Number(r[2])}}(r),a=await n.blob(),o=function(t,n,r){const s=t.size;if(r&&r>s||n&&n<0)throw new e.WorkboxError("range-not-satisfiable",{size:s,end:r,start:n});let a,o;return void 0!==n&&void 0!==r?(a=n,o=r+1):void 0!==n&&void 0===r?(a=n,o=s):void 0!==r&&void 0===n&&(a=s-r,o=s),{start:a,end:o}}(a,s.start,s.end),i=a.slice(o.start,o.end),d=i.size,u=new Response(i,{status:206,statusText:"Partial Content",headers:n.headers});return u.headers.set("Content-Length",String(d)),u.headers.set("Content-Range",`bytes ${o.start}-${o.end-1}/`+a.size),u}catch(t){return new Response("",{status:416,statusText:"Range Not Satisfiable"})}}return t.RangeRequestsPlugin=class{constructor(){this.cachedResponseWillBeUsed=async({request:t,cachedResponse:e})=>e&&t.headers.has("range")?await r(t,e):e}},t.createPartialResponse=r,t}({},workbox.core._private,workbox.core._private);
+//# sourceMappingURL=workbox-range-requests.prod.js.map