fix: 微信登录补充保存username和role

node_modules/licia/$attr.js

@@ -0,0 +1,38 @@
+var toArr = require('./toArr');
+var isObj = require('./isObj');
+var isStr = require('./isStr');
+var each = require('./each');
+var isUndef = require('./isUndef');
+var $safeEls = require('./$safeEls');
+exports = function(els, name, val) {
+    els = $safeEls(els);
+    var isGetter = isUndef(val) && isStr(name);
+    if (isGetter) return getAttr(els[0], name);
+    var attrs = name;
+    if (!isObj(attrs)) {
+        attrs = {};
+        attrs[name] = val;
+    }
+    setAttr(els, attrs);
+};
+exports.remove = function(els, names) {
+    els = $safeEls(els);
+    names = toArr(names);
+    each(els, function(node) {
+        each(names, function(name) {
+            node.removeAttribute(name);
+        });
+    });
+};
+function getAttr(el, name) {
+    return el.getAttribute(name);
+}
+function setAttr(els, attrs) {
+    each(els, function(el) {
+        each(attrs, function(val, name) {
+            el.setAttribute(name, val);
+        });
+    });
+}
+
+module.exports = exports;