watch

package

v1.10.1 Latest Latest Go to latest Published: Jun 29, 2026 License: MIT Imports: 7 Imported by: 0

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

Debouncer collapses bursts of changed files into serialized handler calls.

func NewDebouncer(delay time.Duration, handler Handler) *Debouncer

NewDebouncer creates a debouncer for filesystem update cycles.

func (d *Debouncer) Stop()

Stop cancels any pending timer. Running handlers are allowed to finish.

func (d *Debouncer) Trigger(path string)

Trigger records a changed file and schedules one debounced update cycle.

type Handler func(changed []string) error

Handler receives the set of changed file paths after debouncing.

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

Watcher watches a directory tree for relevant file changes.

func New(dir string, exts []string, handler Handler) (*Watcher, error)

New creates a Watcher rooted at dir, watching files with the given extensions.

func (w *Watcher) Run(stop <-chan struct{}) error

Run starts the watch loop until stop is closed.