1 files changed, 67 insertions, 0 deletions
diff --git a/src/hydrilla/builder/common_errors.py b/src/hydrilla/builder/common_errors.py
new file mode 100644
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+++ b/src/hydrilla/builder/common_errors.py
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+# SPDX-License-Identifier: AGPL-3.0-or-later
+
+# Error classes.
+#
+# This file is part of Hydrilla
+#
+# Copyright (C) 2022 Wojtek Kosior
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+#
+#
+# I, Wojtek Kosior, thereby promise not to sue for violation of this
+# file's license. Although I request that you do not make use this code
+# in a proprietary program, I am not going to enforce this in court.
+
+"""
+This module defines error types for use in other parts of Hydrilla builder.
+"""
+
+# Enable using with Python 3.7.
+from __future__ import annotations
+
+from pathlib import Path
+
+from .. import util
+
+here = Path(__file__).resolve().parent
+
+_ = util.translation(here / 'locales').gettext
+
+class DistroError(Exception):
+    """
+    Exception used to report problems when resolving an OS distribution.
+    """
+
+class FileReferenceError(Exception):
+    """
+    Exception used to report various problems concerning files referenced from
+    source package.
+    """
+
+class SubprocessError(Exception):
+    """
+    Exception used to report problems related to execution of external
+    processes, includes. various problems when calling apt-* and dpkg-*
+    commands.
+    """
+    def __init__(self, msg: str, cp: Optional[CP]=None) -> None:
+        """Initialize this SubprocessError"""
+        if cp and cp.stdout:
+            msg = '\n\n'.join([msg, _('STDOUT_OUTPUT_heading'), cp.stdout])
+
+        if cp and cp.stderr:
+            msg = '\n\n'.join([msg, _('STDERR_OUTPUT_heading'), cp.stderr])
+
+        super().__init__(msg)