neon.js

if (typeof global === "undefined") {
  global = window;
}

global.Interface = function Interface(nameOrNameSpace, name) {
    var nameSpace, interfaceName, factory;
    nameSpace = (nameOrNameSpace && name) ? nameOrNameSpace : this;
    interfaceName = (nameOrNameSpace && name) ? name :
        (nameOrNameSpace) ? nameOrNameSpace : 'interface' + Math.random().toString();
    factory = function(definition) {
        definition.isInterface = true;
        definition.name = interfaceName;
        nameSpace[interfaceName] = definition;
        return nameSpace[interfaceName];
    };
    return factory;
};

global.Module = function Module(nameOrNameSpace, name) {
    var nameSpace, moduleName, factory, newModule;

    nameSpace = (nameOrNameSpace && name) ? nameOrNameSpace : this;
    moduleName = (nameOrNameSpace && name) ? name :
        (nameOrNameSpace) ? nameOrNameSpace : 'module' + Math.random().toString();

    newModule = {
        moduleName : moduleName,
         prototype : {},
         __includedModules : [],
         include : function(module) {
             var property;
             for (property in module) {
                 if (module.hasOwnProperty(property)
                         && property !== 'prototype'
                         && property !== 'isModule'
                         && property !== '__includedModules'
                         && property !== 'include'
                         && property !== 'moduleName') {
                     newModule[property] = module[property];
                 }
             }

             if (module.hasOwnProperty('prototype') && module.prototype) {
                 for (property in module.prototype) {
                     if (module.prototype.hasOwnProperty(property)) {
                         newModule.prototype[property] = module.prototype[property];
                     }
                 }
             }
             else {
                module.prototype = {};
             }

             this.__includedModules.push(module);

             return this;
         }
    };
    
    factory = function(definition){
        var property;
        
        newModule.isModule = true;
        
        for (property in definition) {
            if (definition.hasOwnProperty(property)
                && property !== 'prototype'
                && property !== 'isModule'
                && property !== '__includedModules'
                && property !== 'include'
                && property !== 'moduleName') {
                newModule[property] = definition[property];
            }
        }
        
        if (definition.hasOwnProperty('prototype') && definition.prototype) {
            for (property in definition.prototype) {
                if (definition.prototype.hasOwnProperty(property)) {
                    newModule.prototype[property] = definition.prototype[property];
                }
            }
        }
        
        nameSpace[moduleName] = newModule;
        
        return nameSpace[moduleName];
    };
    
    factory.includes = function () {
        for(var i = 0; i < arguments.length; i++){
            newModule.include(arguments[i]);
        }
        return factory;
    };
    
    return factory;
};

global.Class = function Class(classNameOrNameSpace, className) {
    var nameSpace, newClass, classFactory;
    nameSpace = (classNameOrNameSpace && className) ? classNameOrNameSpace : global;
    className = (classNameOrNameSpace && className) ? className :
        (classNameOrNameSpace) ? classNameOrNameSpace : 'class' + Math.random().toString();

    newClass = function() {
        if (this.init) {
            this.init.apply(this, arguments);
        }
    };

    newClass.__descendants = [];
    newClass.__implementedInterfaces = [];
    newClass.__includedModules = [];
    newClass.className = className;
    newClass.include = function(module) {
        var property;
        for (property in module) {
            if (module.hasOwnProperty(property)
                && property != 'prototype'
                && property != 'constructor'
                && property != 'isModule'
                && property != 'superClass'
                && property != 'include') {
                newClass[property] = module[property];
            }
        }

        if (module.hasOwnProperty('prototype') && module.prototype) {
            for (property in module.prototype) {
                if (module.prototype.hasOwnProperty(property)) {
                    newClass.prototype[property] = module.prototype[property];
                }
            }
        } else {
            module.prototype = {};
        }

        newClass.__includedModules.push(module);
        return this;
    };

    classFactory = function(classDefinition) {
        var i, il, j, jl, property, classPrototype = classDefinition.prototype;
        if (classPrototype) {
            for (property in classPrototype) {
                if (classPrototype.hasOwnProperty(property)) {
                    newClass.prototype[property] = classPrototype[property];
                }
            }
            delete classDefinition.prototype;
        }
        for (property in classDefinition) {
            if (classDefinition.hasOwnProperty(property)) {
                newClass[property] = classDefinition[property];
            }
        }

        for (i = 0, il = newClass.__implementedInterfaces.length; i < il; i++) {
            for (j = 0, jl = newClass.__implementedInterfaces[i].constructor.length; j < jl; j++) {
                if (!newClass[ newClass.__implementedInterfaces[i].constructor[j] ]) {
                    console.log('must implement static ' + newClass.__implementedInterfaces[i].name);
                    break;
                }
            }

            if (newClass.__implementedInterfaces[i].hasOwnProperty('prototype')
                && newClass.__implementedInterfaces[i].prototype) {
                for (j = 0, jl = newClass.__implementedInterfaces[i].prototype.length; j < jl; j++) {
                    if (!newClass.prototype[newClass.__implementedInterfaces[i].prototype[j]]) {
                        console.log('must implement prototype ' + newClass.__implementedInterfaces[i].name);
                        break;
                    }
                }
            }
        }

        try {
            if (Li && Li.ObjectSpy && Li.Spy) {
                newClass.__objectSpy = new Li.ObjectSpy();
                newClass.__objectSpy.spy(newClass);
                newClass.__objectSpy.spy(newClass.prototype);
            }
        } catch (error) {}

        nameSpace[className] = newClass;
        return newClass;
    };

    classFactory.inherits = function(superClass) {
        var i, inheritedClass;
        newClass.superClass = superClass;
        if (superClass.hasOwnProperty('__descendants')) {
            superClass.__descendants.push(newClass);
        }
        inheritedClass = function() {
        };
        inheritedClass.prototype = superClass.prototype;
        newClass.prototype = new inheritedClass();
        newClass.prototype.constructor = newClass;

        for (i in superClass) {
            if (superClass.hasOwnProperty(i)
                && i != 'prototype'
                && i !== 'className'
                && i !== 'superClass'
                && i !== 'include'
                && i != '__descendants') {
                newClass[i] = superClass[i];
            }
        }

        delete this.inherits;
        return this;
    };

    classFactory.ensures = function(interfaces) {
        for (var i = 0; i < arguments.length; i++) {
            newClass.__implementedInterfaces.push(arguments[i]);
        }
        delete this.ensures;
        return classFactory;
    };

    classFactory.includes = function() {
        for (var i = 0; i < arguments.length; i++) {
            newClass.include(arguments[i]);
        }
        return classFactory;
    };

    return classFactory;

};