is-semver/lib/index.js

Check if an input value is a valid semver version or not.

"use strict";

var valid = require("semver/functions/valid");

/**
 * isSemver
 * Checks if the input value is a valid semver version.
 *
 * @name isSemver
 * @function
 * @param {String} input The input value.
 * @return {Boolean} Returns `true` if the input is a valid semver version or `false` otherwise.
 */
module.exports = function isSemver(input) {
  return valid(input) !== null;
};