1 files changed, 62 insertions, 0 deletions
diff --git a/modules/log/errors.go b/modules/log/errors.go
new file mode 100644
index 0000000000..1fe54d4265
--- /dev/null
+++ b/modules/log/errors.go
@@ -0,0 +1,62 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package log
+
+import "fmt"
+
+// ErrTimeout represents a "Timeout" kind of error.
+type ErrTimeout struct {
+	Name     string
+	Provider string
+}
+
+// IsErrTimeout checks if an error is a ErrTimeout.
+func IsErrTimeout(err error) bool {
+	if err == nil {
+		return false
+	}
+	_, ok := err.(ErrTimeout)
+	return ok
+}
+
+func (err ErrTimeout) Error() string {
+	return fmt.Sprintf("Log Timeout for %s (%s)", err.Name, err.Provider)
+}
+
+// ErrUnknownProvider represents a "Unknown Provider" kind of error.
+type ErrUnknownProvider struct {
+	Provider string
+}
+
+// IsErrUnknownProvider checks if an error is a ErrUnknownProvider.
+func IsErrUnknownProvider(err error) bool {
+	if err == nil {
+		return false
+	}
+	_, ok := err.(ErrUnknownProvider)
+	return ok
+}
+
+func (err ErrUnknownProvider) Error() string {
+	return fmt.Sprintf("Unknown Log Provider \"%s\" (Was it registered?)", err.Provider)
+}
+
+// ErrDuplicateName represents a Duplicate Name error
+type ErrDuplicateName struct {
+	Name string
+}
+
+// IsErrDuplicateName checks if an error is a ErrDuplicateName.
+func IsErrDuplicateName(err error) bool {
+	if err == nil {
+		return false
+	}
+	_, ok := err.(ErrDuplicateName)
+	return ok
+}
+
+func (err ErrDuplicateName) Error() string {
+	return fmt.Sprintf("Duplicate named logger: %s", err.Name)
+}