errors.ha (549B)
1 // SPDX-License-Identifier: MPL-2.0 2 // (c) Hare authors <https://harelang.org> 3 4 use errors; 5 6 // An attempt was made to use an unsupported protocol. 7 export type unknownproto = !void; 8 9 // All error types which can be returned from networking functions. 10 export type error = !(unknownproto | ...errors::error); 11 12 // Converts an [[error]] into a human-readable string. 13 export fn strerror(err: error) const str = { 14 match (err) { 15 case unknownproto => 16 return "Unsupported protocol"; 17 case let err: errors::error => 18 return errors::strerror(err); 19 }; 20 };