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Diffstat (limited to 'lang/js/src/Errors.js')
| -rw-r--r-- | lang/js/src/Errors.js | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/lang/js/src/Errors.js b/lang/js/src/Errors.js new file mode 100644 index 00000000..bfe3a2f4 --- /dev/null +++ b/lang/js/src/Errors.js @@ -0,0 +1,129 @@ +/* gpgme.js - Javascript integration for gpgme + * Copyright (C) 2018 Bundesamt für Sicherheit in der Informationstechnik + * + * This file is part of GPGME. + * + * GPGME is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * GPGME is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this program; if not, see <http://www.gnu.org/licenses/>. + * SPDX-License-Identifier: LGPL-2.1+ + */ + +const err_list = { + // Connection + 'CONN_NO_CONNECT': { + msg:'Connection with the nativeMessaging host could not be' + + ' established.', + type: 'error' + }, + 'CONN_DISCONNECTED': { + msg:'Connection with the nativeMessaging host was lost.', + type: 'error' + }, + 'CONN_EMPTY_GPG_ANSWER':{ + msg: 'The nativeMessaging answer was empty.', + type: 'error' + }, + 'CONN_TIMEOUT': { + msg: 'A connection timeout was exceeded.', + type: 'error' + }, + 'CONN_UNEXPECTED_ANSWER': { + msg: 'The answer from gnupg was not as expected.', + type: 'error' + }, + 'CONN_ALREADY_CONNECTED':{ + msg: 'A connection was already established.', + type: 'warning' + }, + // Message/Data + 'MSG_INCOMPLETE': { + msg: 'The Message did not match the minimum requirements for' + + ' the interaction.', + type: 'error' + }, + 'MSG_EMPTY' : { + msg: 'The Message is empty.', + type: 'error' + }, + 'MSG_WRONG_OP': { + msg: 'The operation requested could not be found', + type: 'error' + }, + 'MSG_NO_KEYS' : { + msg: 'There were no valid keys provided.', + type: 'warning' + }, + 'MSG_NOT_A_FPR': { + msg: 'The String is not an accepted fingerprint', + type: 'warning' + }, + 'KEY_INVALID': { + msg:'Key object is invalid', + type: 'error' + }, + // generic + 'PARAM_WRONG':{ + msg: 'Invalid parameter was found', + type: 'error' + }, + 'PARAM_IGNORED': { + msg: 'An parameter was set that has no effect in gpgmejs', + type: 'warning' + }, + 'GENERIC_ERROR': { + msg: 'Unspecified error', + type: 'error' + } +}; + +/** + * Checks the given error code and returns an error object with some + * information about meaning and origin + * @param {*} code Error code. Should be in err_list or 'GNUPG_ERROR' + * @param {*} info Error message passed through if code is 'GNUPG_ERROR' + */ +export function gpgme_error(code = 'GENERIC_ERROR', info){ + if (err_list.hasOwnProperty(code)){ + if (err_list[code].type === 'error'){ + return new GPGME_Error(code); + } + if (err_list[code].type === 'warning'){ + console.warn(code + ': ' + err_list[code].msg); + } + return null; + } else if (code === 'GNUPG_ERROR'){ + return new GPGME_Error(code, info); + } + else { + return new GPGME_Error('GENERIC_ERROR'); + } +} + +class GPGME_Error extends Error{ + constructor(code, msg=''){ + if (code === 'GNUPG_ERROR' && typeof(msg) === 'string'){ + super(msg); + } else if (err_list.hasOwnProperty(code)){ + super(err_list[code].msg); + } else { + super(err_list['GENERIC_ERROR'].msg); + } + this.code = code || 'GENERIC_ERROR'; + } + set code(value){ + this._code = value; + } + get code(){ + return this._code; + } +}
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