ethers.js/packages/web/lib/browser-geturl.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
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                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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    }
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getUrl = void 0;
var bytes_1 = require("@ethersproject/bytes");
function getUrl(href, options) {
    return __awaiter(this, void 0, void 0, function () {
        var request, response, body, headers;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    if (options == null) {
                        options = {};
                    }
                    request = {
                        method: (options.method || "GET"),
                        headers: (options.headers || {}),
                        body: (options.body || undefined),
                        mode: "cors",
                        cache: "no-cache",
                        credentials: "same-origin",
                        redirect: "follow",
                        referrer: "client", // no-referrer, *client
                    };
                    return [4 /*yield*/, fetch(href, request)];
                case 1:
                    response = _a.sent();
                    return [4 /*yield*/, response.arrayBuffer()];
                case 2:
                    body = _a.sent();
                    headers = {};
                    if (response.headers.forEach) {
                        response.headers.forEach(function (value, key) {
                            headers[key.toLowerCase()] = value;
                        });
                    }
                    else {
                        ((response.headers).keys)().forEach(function (key) {
                            headers[key.toLowerCase()] = response.headers.get(key);
                        });
                    }
                    return [2 /*return*/, {
                            headers: headers,
                            statusCode: response.status,
                            statusMessage: response.statusText,
                            body: bytes_1.arrayify(new Uint8Array(body)),
                        }];
            }
        });
    });
}
exports.getUrl = getUrl;
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