初始化fy

uni_modules/UniDevTools/node_modules/licia/fetch.js

@@ -0,0 +1,95 @@
+var each = require('./each');
+var defaults = require('./defaults');
+var noop = require('./noop');
+var has = require('./has');
+var root = require('./root');
+var Promise = root.Promise;
+exports = function(url, options) {
+    options = options || {};
+    defaults(options, exports.setting);
+    return new Promise(function(resolve, reject) {
+        var xhr = options.xhr();
+        var headers = options.headers;
+        var body = options.body;
+        var timeout = options.timeout;
+        var abortTimer;
+        xhr.withCredentials = options.credentials == 'include';
+        xhr.onload = function() {
+            clearTimeout(abortTimer);
+            resolve(getRes(xhr));
+        };
+        xhr.onerror = reject;
+        xhr.open(options.method, url, true);
+        each(headers, function(val, key) {
+            xhr.setRequestHeader(key, val);
+        });
+        if (timeout > 0) {
+            setTimeout(function() {
+                xhr.onload = noop;
+                xhr.abort();
+                reject(Error('timeout'));
+            }, timeout);
+        }
+        xhr.send(body);
+    });
+};
+var regHeaders = /^(.*?):\s*([\s\S]*?)$/gm;
+function getRes(xhr) {
+    var keys = [];
+    var all = [];
+    var headers = {};
+    var header;
+    xhr.getAllResponseHeaders().replace(regHeaders, function(m, key, val) {
+        key = key.toLowerCase();
+        keys.push(key);
+
+        all.push([key, val]);
+        header = headers[key];
+        headers[key] = header ? header + ',' + val : val;
+    });
+    return {
+        ok: xhr.status >= 200 && xhr.status < 400,
+        status: xhr.status,
+        statusText: xhr.statusText,
+        url: xhr.responseURL,
+        clone: function() {
+            return getRes(xhr);
+        },
+        text: function() {
+            return Promise.resolve(xhr.responseText);
+        },
+        json: function() {
+            return Promise.resolve(xhr.responseText).then(JSON.parse);
+        },
+        xml: function() {
+            return Promise.resolve(xhr.responseXML);
+        },
+        blob: function() {
+            return Promise.resolve(new Blob([xhr.response]));
+        },
+        headers: {
+            keys: function() {
+                return keys;
+            },
+            entries: function() {
+                return all;
+            },
+            get: function(name) {
+                return headers[name.toLowerCase()];
+            },
+            has: function(name) {
+                return has(headers, name);
+            }
+        }
+    };
+}
+exports.setting = {
+    method: 'GET',
+    headers: {},
+    timeout: 0,
+    xhr: function() {
+        return new XMLHttpRequest();
+    }
+};
+
+module.exports = exports;