hm-react-cli/package-modules/anujs/packages/render/miniapp/render.all.js

Create a Huimei React project by module

import { isFn, toLowerCase, get } from 'react-core/util';
import { createRenderer } from 'react-core/createRenderer';
import { render } from 'react-fiber/scheduleWork';
import { updateMiniApp, _getApp, delayMounts } from './utils';

var onEvent = /(?:on|catch)[A-Z]/;

function getEventUid(name, props) {
    var n = name.charAt(0) == 'o' ? 2 : 5;
    var type = toLowerCase(name.slice(n));
    return props['data-' + type + '-uid'];
}

export let Renderer = createRenderer({
    render: render,
    updateAttribute(fiber) {
        let { props, lastProps } = fiber;
        let beaconId = props['data-beacon-uid'];
        let instance = fiber._owner; //clazz[instanceId];
        if (instance && beaconId) {
            var cached =
                instance.$$eventCached || (instance.$$eventCached = {});
            for (let name in props) {
                if (onEvent.test(name) && isFn(props[name])) {
                    let code = getEventUid(name, props);
                    cached[code] = props[name];
                    cached[code + 'Fiber'] = fiber;
                }
            }
            if (lastProps) {
                for (let name in lastProps) {
                    if (onEvent.test(name) && !props[name]) {
                        let code = getEventUid(name, lastProps);
                        delete cached[code];
                        delete cached[code + 'Fiber'];
                    }
                }
            }

        }
    },

    updateContent(fiber) {
        fiber.stateNode.props = fiber.props;
    },
    onBeforeRender(fiber) {
        let type = fiber.type;
        let instance = fiber.stateNode;
        let app = _getApp();
        if (type.reactInstances) {
            let uuid = fiber.props['data-instance-uid'] || null;
            if (!instance.instanceUid) {
                instance.instanceUid = uuid;
            }
            // 只处理component目录下的组件
            if (type.isMPComponent) {
                if (!instance.wx) {
                    instance.$$pagePath = Object(_getApp()).$$pagePath;
                    type.reactInstances.push(instance);
                }
            }
        }
      if (!app.$$pageIsReady && instance.componentDidMount) {
            delayMounts.push({
                instance: instance,
                fn: instance.componentDidMount
            });
            instance.componentDidMount = Boolean;
        }
    },

    onAfterRender(fiber) {
        updateMiniApp(fiber.stateNode);
    },
    createElement(fiber) {
        return fiber.tag === 5 ? {
            type: fiber.type,
            props: fiber.props || {},
            children: []
        } : {
            type: fiber.type,
            props: fiber.props
        };
    },
    insertElement() {

    },
    emptyElement() {

    },
    removeElement() {
    }
});