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15 lines
361 B
15 lines
361 B
"use strict"; |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports.default = onlyOnce; |
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function onlyOnce(fn) { |
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return function () { |
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if (fn === null) throw new Error("Callback was already called."); |
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var callFn = fn; |
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fn = null; |
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callFn.apply(this, arguments); |
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}; |
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} |
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module.exports = exports["default"]; |