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main.go
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/
main.go
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package main
import (
"log"
"os"
"path/filepath"
"github.com/timeglass/snow/monitor"
)
func main() {
log.SetOutput(os.Stderr)
log.SetPrefix("snow: ")
cwd, err := os.Getwd()
if err != nil {
log.Fatalf("Failed to get working directory: %s", err)
}
m, err := monitor.New(cwd, nil, 0)
if err != nil {
log.Fatalf("Failed to create monitor for '%s': %s", cwd, err)
}
log.Printf(`Greetings, I'm the file system watcher that knows nothing...`)
go func() {
for err := range m.Errors() {
log.Println(err)
}
}()
evs, err := m.Start()
if err != nil {
log.Fatalf("Failed to start monitor for '%s': %s", cwd, err)
}
log.Printf(`Watching directory '%s'`, m.Dir())
for ev := range evs {
rel, err := filepath.Rel(m.Dir(), ev.Dir())
if err != nil {
log.Fatalf("Failure to determine relative path for '%s': %s", ev.Dir(), err)
}
log.Printf("Something happened to or in '/%s'", rel)
}
}