diff options
Diffstat (limited to 'src/node_modules/es-abstract/2019/ToDateString.js')
-rw-r--r-- | src/node_modules/es-abstract/2019/ToDateString.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/node_modules/es-abstract/2019/ToDateString.js b/src/node_modules/es-abstract/2019/ToDateString.js new file mode 100644 index 0000000..7a6d4c4 --- /dev/null +++ b/src/node_modules/es-abstract/2019/ToDateString.js @@ -0,0 +1,22 @@ +'use strict'; + +var GetIntrinsic = require('../GetIntrinsic'); + +var $TypeError = GetIntrinsic('%TypeError%'); +var $Date = GetIntrinsic('%Date%'); + +var $isNaN = require('../helpers/isNaN'); + +var Type = require('./Type'); + +// https://ecma-international.org/ecma-262/6.0/#sec-todatestring + +module.exports = function ToDateString(tv) { + if (Type(tv) !== 'Number') { + throw new $TypeError('Assertion failed: `tv` must be a Number'); + } + if ($isNaN(tv)) { + return 'Invalid Date'; + } + return $Date(tv); +}; |