watcher

package

v1.3.0 Latest Latest Go to latest Published: Mar 18, 2026 License: MIT Imports: 6 Imported by: 0

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type FileWatcher struct {
	// contains filtered or unexported fields
}

FileWatcher uses fsnotify to watch a file's directory for changes.

func NewFileWatcher(path string) (*FileWatcher, error)

NewFileWatcher creates a watcher using fsnotify. It watches the parent directory to handle atomic saves (vim, VS Code).

func (fw *FileWatcher) Content() <-chan string

func (fw *FileWatcher) Start(ctx context.Context) error

type NoopWatcher struct {
	// contains filtered or unexported fields
}

NoopWatcher is used for stdin input where there's nothing to watch.

func NewNoopWatcher() *NoopWatcher

NewNoopWatcher creates a watcher that never sends updates.

func (nw *NoopWatcher) Content() <-chan string

func (nw *NoopWatcher) Start(ctx context.Context) error

type PollWatcher struct {
	// contains filtered or unexported fields
}

PollWatcher uses stat-based polling for environments where fsnotify doesn't work.

func NewPollWatcher(path string, interval time.Duration) *PollWatcher

NewPollWatcher creates a stat-based polling watcher.

func (pw *PollWatcher) Content() <-chan string

func (pw *PollWatcher) Start(ctx context.Context) error

type Watcher interface {
	Start(ctx context.Context) error
	Content() <-chan string
}

Watcher watches for file changes and sends updated content.