Move base exceptions and exit codes to separate error.py

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/error.py b/error.py
new file mode 100644
index 0000000..5aafec5
--- /dev/null
+++ b/error.py
@@ -0,0 +1,32 @@
+# -*- coding: UTF-8 -*-
+# Copyright 2014 Red Hat, Inc.
+# Part of clufter project
+# Licensed under GPLv2 (a copy included | http://gnu.org/licenses/gpl-2.0.txt)
+"""Base exception classes and exit code definitions"""
+__author__ = "Jan Pokorný <jpokorny @at@ Red Hat .dot. com>"
+
+
+# name the exitcodes
+ecodes = 'SUCCESS', 'FAILURE'
+EC = type('EC', (), dict((n, v) for v, n
+                         in enumerate('EXIT_' + i for i in ecodes)))
+
+
+class ClufterError(Exception):
+    def __init__(self, ctx_self, msg, *args):
+        self.ctx_self = ctx_self
+        self.msg = msg
+        self.args = args
+
+    def __str__(self):
+        ret = ''
+        if self.ctx_self:
+            ret = getattr(self.ctx_self, '__name__',
+                          self.ctx_self.__class__.__name__)
+            ret += ': '
+        return ret + self.msg.format(*self.args)
+
+
+class ClufterPlainError(ClufterError):
+    def __init__(self, msg, *args):
+        super(ClufterPlainError, self).__init__(None, msg, *args)