| 1 | const either = (fn, fa) => (...arg) => {
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| 2 | try {
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| 3 | return fn.apply(null, arg);
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| 4 | } catch (e) {
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| 5 | return typeof fa === 'function' ? fa(e) : fa;
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| 6 | }
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| 7 | };
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| 8 |
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| 9 | const fnOrValue = (fnOrVal, data) => (typeof fnOrVal === 'function' ? fnOrVal(data) : fnOrVal);
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| 10 | const identity = x => x;
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| 11 |
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| 12 | module.exports = { either, fnOrValue, identity };
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