nl_tokens: Checks if value is classified as a Function object .
pl_tokens: function isFunction$6 ( value ) { if ( ! isObject_1 ( value ) ) { return false ; } // The use of `Object#toString` avoids issues with the `typeof` operator // in Safari 9 which returns 'object' for typed arrays and other constructors. var tag = _baseGetTag ( value ) ; return <mask> == funcTag$6 || tag == genTag$6 || tag == asyncTag$1 || tag == proxyTag$1 ; }