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Diffstat (limited to 'node_modules/date-fns/esm/isDate/index.js')
| -rw-r--r-- | node_modules/date-fns/esm/isDate/index.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/node_modules/date-fns/esm/isDate/index.js b/node_modules/date-fns/esm/isDate/index.js new file mode 100644 index 0000000..d15cc6a --- /dev/null +++ b/node_modules/date-fns/esm/isDate/index.js @@ -0,0 +1,38 @@ +import _typeof from "@babel/runtime/helpers/esm/typeof"; +import requiredArgs from "../_lib/requiredArgs/index.js"; +/** + * @name isDate + * @category Common Helpers + * @summary Is the given value a date? + * + * @description + * Returns true if the given value is an instance of Date. The function works for dates transferred across iframes. + * + * @param {*} value - the value to check + * @returns {boolean} true if the given value is a date + * @throws {TypeError} 1 arguments required + * + * @example + * // For a valid date: + * const result = isDate(new Date()) + * //=> true + * + * @example + * // For an invalid date: + * const result = isDate(new Date(NaN)) + * //=> true + * + * @example + * // For some value: + * const result = isDate('2014-02-31') + * //=> false + * + * @example + * // For an object: + * const result = isDate({}) + * //=> false + */ +export default function isDate(value) { + requiredArgs(1, arguments); + return value instanceof Date || _typeof(value) === 'object' && Object.prototype.toString.call(value) === '[object Date]'; +}
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