@connectv/core/dist/es6/agent/switch.js

agent-based reactive programming library for typescript/javascript

import filter from '../pin/filter';
import { Agent } from './agent';
export class Switch extends Agent {
    constructor(...cases) {
        super({
            inputs: ['target'],
            outputs: cases.map((_, index) => index.toString()),
        });
        this.cases = cases;
    }
    get target() { return this.in('target'); }
    case(index) { return this.out(index); }
    createOutput(label) {
        this.checkOutput(label);
        let _case = this.cases[label];
        return this.target
            .to((typeof _case === 'function') ?
            filter(_case) :
            filter((value) => _case === value));
    }
}
export function _switch(...cases) { return new Switch(...cases); }
export default _switch;
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