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Diffstat (limited to 'node_modules/date-fns/esm/isValid/index.js')
| -rw-r--r-- | node_modules/date-fns/esm/isValid/index.js | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/node_modules/date-fns/esm/isValid/index.js b/node_modules/date-fns/esm/isValid/index.js new file mode 100644 index 0000000..2d9e471 --- /dev/null +++ b/node_modules/date-fns/esm/isValid/index.js @@ -0,0 +1,42 @@ +import isDate from "../isDate/index.js"; +import toDate from "../toDate/index.js"; +import requiredArgs from "../_lib/requiredArgs/index.js"; +/** + * @name isValid + * @category Common Helpers + * @summary Is the given date valid? + * + * @description + * Returns false if argument is Invalid Date and true otherwise. + * Argument is converted to Date using `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate} + * Invalid Date is a Date, whose time value is NaN. + * + * Time value of Date: http://es5.github.io/#x15.9.1.1 + * + * @param {*} date - the date to check + * @returns {Boolean} the date is valid + * @throws {TypeError} 1 argument required + * + * @example + * // For the valid date: + * const result = isValid(new Date(2014, 1, 31)) + * //=> true + * + * @example + * // For the value, convertable into a date: + * const result = isValid(1393804800000) + * //=> true + * + * @example + * // For the invalid date: + * const result = isValid(new Date('')) + * //=> false + */ +export default function isValid(dirtyDate) { + requiredArgs(1, arguments); + if (!isDate(dirtyDate) && typeof dirtyDate !== 'number') { + return false; + } + var date = toDate(dirtyDate); + return !isNaN(Number(date)); +}
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