surrogate/dist/surrogate.e6214bab.js

Object method hooks made easy

var $dfb11eba45cfc4c9$exports = require("./surrogate.0c726199.js");
var $b4a665151c5432f8$exports = require("./surrogate.91ed3378.js");
var $468325e593d32835$exports = require("./surrogate.a4731d49.js");
var $69e6bb98e7bc51ac$exports = require("./surrogate.5de640eb.js");
var $f0d4a8303771b746$exports = require("./surrogate.5c5e39cf.js");


function $parcel$export(e, n, v, s) {
  Object.defineProperty(e, n, {get: v, set: s, enumerable: true, configurable: true});
}

$parcel$export(module.exports, "SurrogateProxy", () => $4bb808266ae73c8a$export$98c317ab89d9c127);





class $4bb808266ae73c8a$export$98c317ab89d9c127 {
    constructor(target, { useSingleton: useSingleton = true, ...globalOptions } = {}){
        this.targets = new WeakMap();
        return this.useInstance(useSingleton).setTarget(target, globalOptions);
    }
    get(target, event, receiver) {
        return (0, $dfb11eba45cfc4c9$exports.FetchRuleRunner).fetchRule(this, target, event, receiver).returnableValue();
    }
    getEventManager(target) {
        return this.targets.get(target);
    }
    static wrap(object, options) {
        return this.hasTarget(object) ? object : new Proxy(object, new $4bb808266ae73c8a$export$98c317ab89d9c127(object, options));
    }
    static hasTarget(target) {
        const methods = [
            (0, $dfb11eba45cfc4c9$exports.InternalMethods).Dispose,
            (0, $dfb11eba45cfc4c9$exports.InternalMethods).EventManager
        ];
        return methods.every((key)=>(0, $69e6bb98e7bc51ac$exports.isFunction)(target[key]));
    }
    bindHandler(event, target, receiver) {
        const func = Reflect.get(target, event, receiver);
        return ({
            [event]: (...args)=>this.surrogateHandler(new (0, $f0d4a8303771b746$exports.Context)(target, receiver, event, func, args))
        })[event];
    }
    surrogateHandler(context) {
        const { target: target, event: event } = context;
        const typeContainers = this.getEventManager(target).getEventHandlers(event);
        return (0, $b4a665151c5432f8$exports.ExecutionContext).for(context, typeContainers).setupPipeline(this, typeContainers).start();
    }
    dispose(target) {
        this.getEventManager(target).deregisterHooks();
        this.targets.delete(target);
        return target;
    }
    setTarget(target, globalOptions) {
        if (!this.targets.has(target)) this.targets.set(target, new (0, $468325e593d32835$exports.EventManager)(globalOptions));
        return this;
    }
    useInstance(useSingleton) {
        if (useSingleton) {
            if ($4bb808266ae73c8a$export$98c317ab89d9c127.instance) return $4bb808266ae73c8a$export$98c317ab89d9c127.instance;
            $4bb808266ae73c8a$export$98c317ab89d9c127.instance = this;
        }
        return this;
    }
}


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