How to use the midway-web.scope function in midway-web
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midwayjs / sandbox / packages / sandbox-core / src / core / dataSource / core.ts View on Github 
import { provide, async, config, logger, scope, ScopeEnum } from 'midway-web';
import { BaseDataSource } from './base';
@scope(ScopeEnum.Singleton)
@async()
@provide('coreDB')
export class CoreDBDataSource extends BaseDataSource {
@config('coreDB')
config;
@logger('coreDBLogger')
logger;
name: string = 'coreDB';
}import { provide, async, config, logger, scope, ScopeEnum } from 'midway-web';
import { BaseDataSource } from './base';
@scope(ScopeEnum.Singleton)
@async()
@provide('dw')
export class DWDataSource extends BaseDataSource {
@config('dw')
config;
@logger('dwLogger')
logger;
name: string = 'dw';
}import { provide, inject, IApplicationContext, providerWrapper, scope, ScopeEnum } from 'midway-web';
import {IPlatformManagerAdapter} from '../../interface/adapter/IPlatformManagerAdapter';
import {IPlatformAdapter} from '../../interface/adapter/IPlatformAdapter';
@scope(ScopeEnum.Singleton)
@provide('platformManagerAdapter')
export class PlatformManagerAdapter implements IPlatformManagerAdapter {
@inject()
protected platformAdapterDispatcher;
async get(name: string): Promise {
return this.platformAdapterDispatcher(name);
}
}
export function platformAdapterDispatcher(context: IApplicationContext) {
return async (adapterName: string) => {
try {
return await context.getAsync(adapterName + 'PlatformAdapter');
