ERROR: not-an-fdb-filename string ;
: ensure-fdb-filename ( string -- string )
- dup fdb-filename? [ throw-not-an-fdb-filename ] unless ;
+ dup fdb-filename? [ not-an-fdb-filename ] unless ;
ERROR: not-a-string-number string ;
: ?string>number ( string -- n )
- dup string>number dup [ nip ] [ throw-not-a-string-number ] if ;
+ dup string>number dup [ nip ] [ not-a-string-number ] if ;
: change-string-number ( string quot -- string' )
[ [ string>number ] dip call number>string ] 2keep drop