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29 lines
1012 B
29 lines
1012 B
4 weeks ago
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'use strict';
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var $ = require('../internals/export');
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var uncurryThis = require('../internals/function-uncurry-this');
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var toIndexedObject = require('../internals/to-indexed-object');
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var toObject = require('../internals/to-object');
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var toString = require('../internals/to-string');
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var lengthOfArrayLike = require('../internals/length-of-array-like');
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var push = uncurryThis([].push);
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var join = uncurryThis([].join);
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// `String.raw` method
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// https://tc39.es/ecma262/#sec-string.raw
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$({ target: 'String', stat: true }, {
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raw: function raw(template) {
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var rawTemplate = toIndexedObject(toObject(template).raw);
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var literalSegments = lengthOfArrayLike(rawTemplate);
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if (!literalSegments) return '';
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var argumentsLength = arguments.length;
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var elements = [];
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var i = 0;
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while (true) {
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push(elements, toString(rawTemplate[i++]));
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if (i === literalSegments) return join(elements, '');
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if (i < argumentsLength) push(elements, toString(arguments[i]));
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}
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}
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});
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