lib/descriptor.js
function (name) {
        return Array.isArray(name) ? (name.map(this.valueOf.bind(this))) : this.hash[name];
    }
function (name) {
        return Array.isArray(name) ? (name.map(this.valueOf.bind(this))) : this.hash[name];
    }
function ( name ) { return Array . isArray ( name ) ? ( name . map ( this . valueOf . bind ( this ) ) ) : this . hash [ name ] ; }
Returns the value of a descriptor name

@param  {Array<string>|string} name
@returns {number}
Returns the value of a descriptor name