behaviortree/lib/Decorator.js

A JavaScript implementation of Behavior Trees. They are useful for implementing AIs. For Browsers and NodeJS.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const constants_1 = require("./constants");
const Node_1 = __importDefault(require("./Node"));
class Decorator extends Node_1.default {
    constructor({ config = {}, ...props } = { config: {} }) {
        super(props);
        this.nodeType = 'Decorator';
        this.setConfig(config);
    }
    decorate(run, blackboard, config) {
        // This method should be overridden to make it useful
        return run(run, blackboard, config);
    }
    run(blackboard, { introspector, rerun, registryLookUp = (x) => x, ...config } = {}) {
        if (!rerun)
            this.blueprint.start(blackboard);
        let runCount = 0;
        const result = this.decorate(() => {
            ++runCount;
            return registryLookUp(this.blueprint.node).run(blackboard, {
                ...config,
                rerun,
                introspector,
                registryLookUp
            });
        }, blackboard, this.config);
        if (result !== constants_1.RUNNING) {
            this.blueprint.end(blackboard);
        }
        if (introspector) {
            introspector.wrapLast(runCount, this, result, blackboard);
        }
        return result;
    }
    setConfig(config) {
        this.config = config;
    }
}
exports.default = Decorator;