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- // Copyright 2023 The Gitea Authors. All rights reserved.
- // SPDX-License-Identifier: MIT
-
- package log
-
- import (
- "fmt"
- )
-
- // EventWriter is the general interface for all event writers
- // EventWriterBase is only used as its base interface
- // A writer implementation could override the default EventWriterBase functions
- // eg: a writer can override the Run to handle events in its own way with its own goroutine
- type EventWriter interface {
- EventWriterBase
- }
-
- // WriterMode is the mode for creating a new EventWriter, it contains common options for all writers
- // Its WriterOption field is the specified options for a writer, it should be passed by value but not by pointer
- type WriterMode struct {
- BufferLen int
-
- Level Level
- Prefix string
- Colorize bool
- Flags Flags
-
- Expression string
-
- StacktraceLevel Level
-
- WriterOption any
- }
-
- // EventWriterProvider is the function for creating a new EventWriter
- type EventWriterProvider func(writerName string, writerMode WriterMode) EventWriter
-
- var eventWriterProviders = map[string]EventWriterProvider{}
-
- func RegisterEventWriter(writerType string, p EventWriterProvider) {
- eventWriterProviders[writerType] = p
- }
-
- func HasEventWriter(writerType string) bool {
- _, ok := eventWriterProviders[writerType]
- return ok
- }
-
- func NewEventWriter(name, writerType string, mode WriterMode) (EventWriter, error) {
- if p, ok := eventWriterProviders[writerType]; ok {
- return p(name, mode), nil
- }
- return nil, fmt.Errorf("unknown event writer type %q for writer %q", writerType, name)
- }
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