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ECMAScript spec abstract operations.

There is a newer version: 1.22.3

'use strict';

var callBound = require('call-bind/callBound');

var Type = require('./Type');

var $NumberValueOf = callBound('Number.prototype.valueOf');

// https://262.ecma-international.org/6.0/#sec-properties-of-the-number-prototype-object

module.exports = function thisNumberValue(value) {
	if (Type(value) === 'Number') {
		return value;
	}

	return $NumberValueOf(value);
};