add hw2

node_modules/get-uri/dist/index.js

@@ -0,0 +1,57 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getUri = exports.isValidProtocol = exports.protocols = void 0;
+const debug_1 = __importDefault(require("debug"));
+// Built-in protocols
+const data_1 = require("./data");
+const file_1 = require("./file");
+const ftp_1 = require("./ftp");
+const http_1 = require("./http");
+const https_1 = require("./https");
+const debug = (0, debug_1.default)('get-uri');
+exports.protocols = {
+    data: data_1.data,
+    file: file_1.file,
+    ftp: ftp_1.ftp,
+    http: http_1.http,
+    https: https_1.https,
+};
+const VALID_PROTOCOLS = new Set(Object.keys(exports.protocols));
+function isValidProtocol(p) {
+    return VALID_PROTOCOLS.has(p);
+}
+exports.isValidProtocol = isValidProtocol;
+/**
+ * Async function that returns a `stream.Readable` instance that will output
+ * the contents of the given URI.
+ *
+ * For caching purposes, you can pass in a `stream` instance from a previous
+ * `getUri()` call as a `cache: stream` option, and if the destination has
+ * not changed since the last time the endpoint was retrieved then the callback
+ * will be invoked with an Error object with `code` set to "ENOTMODIFIED" and
+ * `null` for the "stream" instance argument. In this case, you can skip
+ * retrieving the file again and continue to use the previous payload.
+ *
+ * @param {String} uri URI to retrieve
+ * @param {Object} opts optional "options" object
+ * @api public
+ */
+async function getUri(uri, opts) {
+    debug('getUri(%o)', uri);
+    if (!uri) {
+        throw new TypeError('Must pass in a URI to "getUri()"');
+    }
+    const url = typeof uri === 'string' ? new URL(uri) : uri;
+    // Strip trailing `:`
+    const protocol = url.protocol.replace(/:$/, '');
+    if (!isValidProtocol(protocol)) {
+        throw new TypeError(`Unsupported protocol "${protocol}" specified in URI: "${uri}"`);
+    }
+    const getter = exports.protocols[protocol];
+    return getter(url, opts);
+}
+exports.getUri = getUri;
+//# sourceMappingURL=index.js.map