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Diffstat (limited to 'node_modules/es-abstract/2017/DaysInYear.js')
-rw-r--r-- | node_modules/es-abstract/2017/DaysInYear.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/node_modules/es-abstract/2017/DaysInYear.js b/node_modules/es-abstract/2017/DaysInYear.js new file mode 100644 index 000000000..db32251ff --- /dev/null +++ b/node_modules/es-abstract/2017/DaysInYear.js @@ -0,0 +1,18 @@ +'use strict'; + +var mod = require('../helpers/mod'); + +// https://ecma-international.org/ecma-262/5.1/#sec-15.9.1.3 + +module.exports = function DaysInYear(y) { + if (mod(y, 4) !== 0) { + return 365; + } + if (mod(y, 100) !== 0) { + return 366; + } + if (mod(y, 400) !== 0) { + return 365; + } + return 366; +}; |