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index.js
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index.js
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'use strict';
var EventEmitter = require('events').EventEmitter;
var sparklesNamespace = Symbol.for('sparkles:store');
var defaultNamespace = Symbol.for('sparkles:namespace');
function getStore() {
var store = global[sparklesNamespace];
if (!store) {
store = global[sparklesNamespace] = {};
}
return store;
}
function getEmitter(namespace) {
var store = getStore();
namespace = namespace || defaultNamespace;
var ee = store[namespace];
if (!ee) {
ee = store[namespace] = new EventEmitter();
ee.setMaxListeners(0);
ee.remove = function remove() {
ee.removeAllListeners();
delete store[namespace];
};
}
return ee;
}
function exists(namespace) {
var store = getStore();
return !!store[namespace];
}
module.exports = getEmitter;
module.exports.exists = exists;