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✏️ Editing: es2015.js

'use strict';

var hasSymbols = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol';

var isPrimitive = require('./helpers/isPrimitive');
var isCallable = require('is-callable');
var isDate = require('is-date-object');
var isSymbol = require('is-symbol');

// http://www.ecma-international.org/ecma-262/6.0/#sec-toprimitive
module.exports = function ToPrimitive(input) {
	if (isPrimitive(input)) {
		return input;
	}
	var hint = 'default';
	if (arguments.length > 1) {
		if (arguments[1] === String) {
			hint = 'string';
		} else if (arguments[1] === Number) {
			hint = 'number';
		}
	}

var exoticToPrim;
	if (hasSymbols) {
		if (Symbol.toPrimitive) {
			exoticToPrim = GetMethod(input, Symbol.toPrimitive);
		} else if (isSymbol(input)) {
			exoticToPrim = Symbol.prototype.valueOf;
		}
	}
	if (typeof exoticToPrim !== 'undefined') {
		var result = exoticToPrim.call(input, hint);
		if (isPrimitive(result)) {
			return result;
		}
		throw new TypeError('unable to convert exotic object to primitive');
	}
	if (hint === 'default' && (isDate(input) || isSymbol(input))) {
		hint = 'string';
	}
	return ordinaryToPrimitive(input, hint === 'default' ? 'number' : hint);
};

MR SKB