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28 lines
461 B
JavaScript
28 lines
461 B
JavaScript
"use strict";
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module.exports = function createHandlerTracker() {
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let handlers = new Map();
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return {
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add: function (name, func) {
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if (!handlers.has(name)) {
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handlers.set(name, []);
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}
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handlers.get(name).push(func);
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},
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call: function (name, value) {
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let funcs = handlers.get(name);
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if (funcs != null) {
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for (let func of funcs) {
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func(value);
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}
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}
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},
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has: function (name) {
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return handlers.has(name);
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}
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};
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};
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