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poller.go
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poller.go
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// Copyright 2022 Namespace Labs Inc; All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
package filewatcher
import (
"context"
"namespacelabs.dev/foundation/internal/console"
"namespacelabs.dev/go-filenotify"
)
var FileWatcherUsePolling bool
func SetupFileWatcher() {
if FileWatcherUsePolling || NewFactory == nil {
NewFactory = NewPollingFactory
}
}
func NewPollingFactory(ctx context.Context) (FileWatcherFactory, error) {
return fsNotifyWrapper{filenotify.NewPollingWatcher(console.Debug(ctx))}, nil
}
type fsNotifyWrapper struct {
fw filenotify.FileWatcher
}
func (fsn fsNotifyWrapper) AddFile(name string) error {
return fsn.fw.Add(name)
}
func (fsn fsNotifyWrapper) AddDirectory(name string) error {
return fsn.fw.Add(name)
}
func (fsn fsNotifyWrapper) StartWatching(context.Context) (EventsAndErrors, error) {
return fsn.fw, nil
}
func (fsn fsNotifyWrapper) Close() error {
return fsn.fw.Close()
}