git-serve: Use Python exceptions for error handling

Make it easier to reuse the helper functions provided by git-serve from
another Python script by throwing exceptions instead of terminating the
program on errors.

Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

1 files changed, 53 insertions, 0 deletions

diff --git a/aurweb/exceptions.py b/aurweb/exceptions.py
new file mode 100644
index 00000000..5922b2df
--- /dev/null
+++ b/aurweb/exceptions.py
@@ -0,0 +1,53 @@
+class AurwebException(Exception):
+    pass
+
+
+class MaintenanceException(AurwebException):
+    pass
+
+
+class PermissionDeniedException(AurwebException):
+    def __init__(self, user):
+        msg = 'permission denied: {:s}'.format(user)
+        super(PermissionDeniedException, self).__init__(msg)
+
+
+class InvalidUserException(AurwebException):
+    def __init__(self, user):
+        msg = 'unknown user: {:s}'.format(user)
+        super(InvalidUserException, self).__init__(msg)
+
+
+class InvalidPackageBaseException(AurwebException):
+    def __init__(self, pkgbase):
+        msg = 'package base not found: {:s}'.format(pkgbase)
+        super(InvalidPackageBaseException, self).__init__(msg)
+
+
+class InvalidRepositoryNameException(AurwebException):
+    def __init__(self, pkgbase):
+        msg = 'invalid repository name: {:s}'.format(pkgbase)
+        super(InvalidRepositoryNameException, self).__init__(msg)
+
+
+class PackageBaseExistsException(AurwebException):
+    def __init__(self, pkgbase):
+        msg = 'package base already exists: {:s}'.format(pkgbase)
+        super(PackageBaseExistsException, self).__init__(msg)
+
+
+class InvalidReasonException(AurwebException):
+    def __init__(self, reason):
+        msg = 'invalid reason: {:s}'.format(reason)
+        super(InvalidReasonException, self).__init__(msg)
+
+
+class InvalidCommentException(AurwebException):
+    def __init__(self, comment):
+        msg = 'comment is too short: {:s}'.format(comment)
+        super(InvalidCommentException, self).__init__(msg)
+
+
+class InvalidArgumentsException(AurwebException):
+    def __init__(self, msg):
+        super(InvalidArgumentsException, self).__init__(msg)