更新

TongjiUniApp/node_modules/licia/Channel.js

@@ -0,0 +1,48 @@
+var Emitter = require('./Emitter');
+var each = require('./each');
+var remove = require('./remove');
+var some = require('./some');
+exports = Emitter.extend({
+    initialize: function Channel() {
+        this._connections = [];
+        this.callSuper(Emitter, 'initialize');
+    },
+    send: function(msg) {
+        var _this = this;
+        each(this._connections, function(connection) {
+            connection.emit('message', msg, _this);
+        });
+    },
+    connect: function(connection) {
+        if (this.isConnected(connection)) {
+            return;
+        }
+        this._connections.push(connection);
+        connection.connect(this);
+    },
+    disconnect: function(connection) {
+        if (!this.isConnected(connection)) {
+            return;
+        }
+        remove(this._connections, function(item) {
+            return item === connection;
+        });
+        connection.disconnect(this);
+    },
+    isConnected: function(connection) {
+        if (connection === this) {
+            throw new Error('Channel cannot be connected to itself.');
+        }
+        return some(this._connections, function(item) {
+            return item === connection;
+        });
+    },
+    destroy: function() {
+        var _this2 = this;
+        each(this._connections, function(connection) {
+            _this2.disconnect(connection);
+        });
+    }
+});
+
+module.exports = exports;