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x/ramda/internal/_objectIs.js

:ram: Practical functional Javascript
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// Based on https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/isfunction _objectIs(a, b) { // SameValue algorithm if (a === b) { // Steps 1-5, 7-10 // Steps 6.b-6.e: +0 != -0 return a !== 0 || 1 / a === 1 / b; } else { // Step 6.a: NaN == NaN return a !== a && b !== b; }}
export default typeof Object.is === 'function' ? Object.is : _objectIs;