Brunobkr/llama.cpp_AlgMor24_github

1/*2  Copyright 2018 Google LLC3 4  Use of this source code is governed by an MIT-style5  license that can be found in the LICENSE file or at6  https://opensource.org/licenses/MIT.7*/8import { WorkboxError } from 'workbox-core/_private/WorkboxError.js';9import { assert } from 'workbox-core/_private/assert.js';10import '../_version.js';11/**12 * @param {string} rangeHeader A Range: header value.13 * @return {Object} An object with `start` and `end` properties, reflecting14 * the parsed value of the Range: header. If either the `start` or `end` are15 * omitted, then `null` will be returned.16 *17 * @private18 */19function parseRangeHeader(rangeHeader) {20    if (process.env.NODE_ENV !== 'production') {21        assert.isType(rangeHeader, 'string', {22            moduleName: 'workbox-range-requests',23            funcName: 'parseRangeHeader',24            paramName: 'rangeHeader',25        });26    }27    const normalizedRangeHeader = rangeHeader.trim().toLowerCase();28    if (!normalizedRangeHeader.startsWith('bytes=')) {29        throw new WorkboxError('unit-must-be-bytes', { normalizedRangeHeader });30    }31    // Specifying multiple ranges separate by commas is valid syntax, but this32    // library only attempts to handle a single, contiguous sequence of bytes.33    // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Range#Syntax34    if (normalizedRangeHeader.includes(',')) {35        throw new WorkboxError('single-range-only', { normalizedRangeHeader });36    }37    const rangeParts = /(\d*)-(\d*)/.exec(normalizedRangeHeader);38    // We need either at least one of the start or end values.39    if (!rangeParts || !(rangeParts[1] || rangeParts[2])) {40        throw new WorkboxError('invalid-range-values', { normalizedRangeHeader });41    }42    return {43        start: rangeParts[1] === '' ? undefined : Number(rangeParts[1]),44        end: rangeParts[2] === '' ? undefined : Number(rangeParts[2]),45    };46}47export { parseRangeHeader };48