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main.go
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main.go
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package main
import (
"flag"
"os"
"github.com/interline-io/log"
"github.com/interline-io/transitland-lib/dmfr/fetch"
"github.com/interline-io/transitland-lib/dmfr/importer"
"github.com/interline-io/transitland-lib/dmfr/sync"
"github.com/interline-io/transitland-lib/dmfr/unimporter"
"github.com/interline-io/transitland-lib/tl"
)
///////////////
type runnable interface {
Parse([]string) error
Run() error
}
func main() {
quietFlag := false
debugFlag := false
traceFlag := false
versionFlag := false
flag.BoolVar(&quietFlag, "q", false, "Only send critical errors to stderr")
flag.BoolVar(&debugFlag, "v", false, "Enable verbose output")
flag.BoolVar(&traceFlag, "vv", false, "Enable more verbose/query output")
flag.BoolVar(&versionFlag, "version", false, "Show version and GTFS spec information")
flag.Usage = func() {
log.Print("Usage of %s:", os.Args[0])
log.Print("Commands:")
log.Print(" sync")
log.Print(" fetch")
log.Print(" import")
log.Print(" unimport")
log.Print(" server")
}
flag.Parse()
if versionFlag {
log.Print("transitland-lib version: %s", tl.VERSION)
log.Print("gtfs spec version: https://github.com/google/transit/blob/%s/gtfs/spec/en/reference.md", tl.GTFSVERSION)
return
}
args := flag.Args()
subc := flag.Arg(0)
if subc == "" {
flag.Usage()
return
}
var r runnable
switch subc {
case "sync":
r = &sync.Command{}
case "import":
r = &importer.Command{}
case "unimport":
r = &unimporter.Command{}
case "fetch":
r = &fetch.Command{}
case "server":
r = &Command{}
default:
log.Print("%q is not valid command.", subc)
return
}
if err := r.Parse(args[1:]); err != nil {
log.Errorf("Error: %s", err.Error())
os.Exit(1)
}
if err := r.Run(); err != nil {
log.Errorf("Error: %s", err.Error())
os.Exit(1)
}
}