reecho
Version:
Reecho 是一款基于依赖收集的MVVM框架,它具有以下特点 - 声明式数据: 基于proxy的依赖收集 - 使用函数定义组件,但组件不会如React一样重复执行造成心智负担 - 读写分离,读取状态和更改状态统一使用函数,避免vue3的ref一样有时需要`xxx.value`有时不需要的不一致性 - 使用TS编写,类型友好
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text/typescript
import { isArray, isObject } from "../shared";
import { createVNode, isVNode } from "./vnode";
export function h(type: any, propsOrChildren?: any, children?: any) {
const l = arguments.length;
if (l === 2) {
if (isObject(propsOrChildren) && !isArray(propsOrChildren)) {
if (isVNode(propsOrChildren)) {
return createVNode(type, null, [propsOrChildren]);
}
return createVNode(type, propsOrChildren);
} else {
return createVNode(type, null, propsOrChildren);
}
} else {
if (l > 3) {
children = Array.prototype.slice.call(arguments, 2);
} else if (l === 3 && isVNode(children)) {
children = [children];
}
return createVNode(type, propsOrChildren, children);
}
}