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{"version":3,"file":"index.cjs","sources":["../src/errors/base.js","../src/errors/fetch-error.js","../src/utils/is.js","../src/utils/form-data.js","../src/body.js","../src/headers.js","../src/utils/is-redirect.js","../src/response.js","../src/utils/get-search.js","../src/request.js","../src/errors/abort-error.js","../src/index.js"],"sourcesContent":["'use strict';\n\nexport class FetchBaseError extends Error {\n\tconstructor(message, type) {\n\t\tsuper(message);\n\t\t// Hide custom error implementation details from end-users\n\t\tError.captureStackTrace(this, this.constructor);\n\n\t\tthis.type = type;\n\t}\n\n\tget name() {\n\t\treturn this.constructor.name;\n\t}\n\n\tget [Symbol.toStringTag]() {\n\t\treturn this.constructor.name;\n\t}\n}\n\n","\nimport {FetchBaseError} from './base.js';\n\n/**\n * @typedef {{ address?: string, code: string, dest?: string, errno: number, info?: object, message: string, path?: string, port?: number, syscall: string}} SystemError\n*/\n\n/**\n * FetchError interface for operational errors\n */\nexport class FetchError extends FetchBaseError {\n\t/**\n\t * @param {string} message - Error message for human\n\t * @param {string} [type] - Error type for machine\n\t * @param {SystemError} [systemError] - For Node.js system error\n\t */\n\tconstructor(message, type, systemError) {\n\t\tsuper(message, type);\n\t\t// When err.type is `system`, err.erroredSysCall contains system error and err.code contains system error code\n\t\tif (systemError) {\n\t\t\t// eslint-disable-next-line no-multi-assign\n\t\t\tthis.code = this.errno = systemError.code;\n\t\t\tthis.erroredSysCall = systemError.syscall;\n\t\t}\n\t}\n}\n","/**\n * Is.js\n *\n * Object type checks.\n */\n\nconst NAME = Symbol.toStringTag;\n\n/**\n * Check if `obj` is a URLSearchParams object\n * ref: https://github.com/node-fetch/node-fetch/issues/296#issuecomment-307598143\n *\n * @param {*} obj\n * @return {boolean}\n */\nexport const isURLSearchParameters = object => {\n\treturn (\n\t\ttypeof object === 'object' &&\n\t\ttypeof object.append === 'function' &&\n\t\ttypeof object.delete === 'function' &&\n\t\ttypeof object.get === 'function' &&\n\t\ttypeof object.getAll === 'function' &&\n\t\ttypeof object.has === 'function' &&\n\t\ttypeof object.set === 'function' &&\n\t\ttypeof object.sort === 'function' &&\n\t\tobject[NAME] === 'URLSearchParams'\n\t);\n};\n\n/**\n * Check if `object` is a W3C `Blob` object (which `File` inherits from)\n *\n * @param {*} obj\n * @return {boolean}\n */\nexport const isBlob = object => {\n\treturn (\n\t\ttypeof object === 'object' &&\n\t\ttypeof object.arrayBuffer === 'function' &&\n\t\ttypeof object.type === 'string' &&\n\t\ttypeof object.stream === 'function' &&\n\t\ttypeof object.constructor === 'function' &&\n\t\t/^(Blob|File)$/.test(object[NAME])\n\t);\n};\n\n/**\n * Check if `obj` is a spec-compliant `FormData` object\n *\n * @param {*} object\n * @return {boolean}\n */\nexport function isFormData(object) {\n\treturn (\n\t\ttypeof object === 'object' &&\n\t\ttypeof object.append === 'function' &&\n\t\ttypeof object.set === 'function' &&\n\t\ttypeof object.get === 'function' &&\n\t\ttypeof object.getAll === 'function' &&\n\t\ttypeof object.delete === 'function' &&\n\t\ttypeof object.keys === 'function' &&\n\t\ttypeof object.values === 'function' &&\n\t\ttypeof object.entries === 'function' &&\n\t\ttypeof object.constructor === 'function' &&\n\t\tobject[NAME] === 'FormData'\n\t);\n}\n\n/**\n * Check if `obj` is an instance of AbortSignal.\n *\n * @param {*} obj\n * @return {boolean}\n */\nexport const isAbortSignal = object => {\n\treturn (\n\t\ttypeof object === 'object' &&\n\t\tobject[NAME] === 'AbortSignal'\n\t);\n};\n\n","import {randomBytes} from 'crypto';\n\nimport {isBlob} from './is.js';\n\nconst carriage = '\\r\\n';\nconst dashes = '-'.repeat(2);\nconst carriageLength = Buffer.byteLength(carriage);\n\n/**\n * @param {string} boundary\n */\nconst getFooter = boundary => `${dashes}${boundary}${dashes}${carriage.repeat(2)}`;\n\n/**\n * @param {string} boundary\n * @param {string}
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