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render.ts
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render.ts
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import { isText } from './utils'
import { TaroElement } from './dom/element'
import { TaroText } from './dom/text'
import { Shortcuts } from '@tarojs/shared'
export interface MpInstance {
setData: (data: unknown, cb: () => void) => void;
route?: string;
__route__: string;
}
interface MiniElementData {
[Shortcuts.Childnodes]: MiniData[]
[Shortcuts.NodeName]: string
[Shortcuts.Class]?: string
[Shortcuts.Style]?: string
uid: string
[key: string]: unknown
}
interface MiniTextData {
[Shortcuts.Text]: string
[Shortcuts.NodeName]: string
}
export type MiniData = MiniElementData | MiniTextData
export type HydratedData = () => MiniData | MiniData[]
export function hydrate (node: TaroElement | TaroText): MiniData {
if (isText(node)) {
return {
[Shortcuts.Text]: node.nodeValue,
[Shortcuts.NodeName]: node.nodeName
}
}
const data: MiniData = {
...node.props,
[Shortcuts.Childnodes]: node.childNodes.map(hydrate),
[Shortcuts.NodeName]: node.nodeName,
uid: node.uid
}
if (node.className) {
data[Shortcuts.Class] = node.className
}
if (node.cssText) {
data[Shortcuts.Style] = node.cssText
}
// eslint-disable-next-line dot-notation
delete data['class']
// eslint-disable-next-line dot-notation
delete data['style']
return data
}