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文件: /usr/share/nodejs/responselike/src/index.js
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'use strict'; const Readable = require('stream').Readable; const lowercaseKeys = require('lowercase-keys'); class Response extends Readable { constructor(statusCode, headers, body, url) { if (typeof statusCode !== 'number') { throw new TypeError('Argument `statusCode` should be a number'); } if (typeof headers !== 'object') { throw new TypeError('Argument `headers` should be an object'); } if (!(body instanceof Buffer)) { throw new TypeError('Argument `body` should be a buffer'); } if (typeof url !== 'string') { throw new TypeError('Argument `url` should be a string'); } super(); this.statusCode = statusCode; this.headers = lowercaseKeys(headers); this.body = body; this.url = url; } _read() { this.push(this.body); this.push(null); } } module.exports = Response;
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