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2 years ago
var $ = require('../internals/export');
var uncurryThis = require('../internals/function-uncurry-this');
var toIndexedObject = require('../internals/to-indexed-object');
var toString = require('../internals/to-string');
var lengthOfArrayLike = require('../internals/length-of-array-like');
var $TypeError = TypeError;
var ArrayPrototype = Array.prototype;
var push = uncurryThis(ArrayPrototype.push);
var join = uncurryThis(ArrayPrototype.join);
// `String.cooked` method
// https://github.com/tc39/proposal-string-cooked
$({ target: 'String', stat: true, forced: true }, {
cooked: function cooked(template /* , ...substitutions */) {
var cookedTemplate = toIndexedObject(template);
var literalSegments = lengthOfArrayLike(cookedTemplate);
var argumentsLength = arguments.length;
var elements = [];
var i = 0;
while (literalSegments > i) {
var nextVal = cookedTemplate[i++];
if (nextVal === undefined) throw $TypeError('Incorrect template');
push(elements, toString(nextVal));
if (i === literalSegments) return join(elements, '');
if (i < argumentsLength) push(elements, toString(arguments[i]));
}
}
});