         case GLOB_NOMATCH:
             return [ ]
         case GLOB_ABORTED:
-            throw Error.Unreadable
+            throw Error.unreadable
         default:
             break
         }

        if let expanded = cstring {
            return expanded
        } else {
            throw Error.Unreadable
        }
    }


        let maybeResult = realpath(path, nil)

        guard let result = maybeResult else {
            throw Error.unreadable
        }

        defer { free(result) }
