simple subcommands

go/feeds/feeds.go

@@ -3,6 +3,7 @@ package main
import (
	"bufio"
	"errors"
	"flag"
	"fmt"
	"net/http"
	"net/url"
@@ -27,8 +28,36 @@ import (
// - support json and edn output (and transit?)
// test (see feeds_test.go)
var commands = []string{"fetch-all", "help"}
func main() {
	FetchAll()
	if len(os.Args) == 1 {
		printUsage()
		os.Exit(1)
	}
	cmd := os.Args[1]
	flag.CommandLine.Parse(os.Args[2:])
	switch cmd {
	case "fetch-all":
		FetchAll()
	case "help":
		printUsage()
		flag.PrintDefaults()
		fmt.Println("\nAvaillable commands:")
		for _, command := range commands {
			fmt.Println("\t", command)
		}
		os.Exit(0)
	default:
		printUsage()
		os.Exit(1)
	}
}
func printUsage() {
	fmt.Printf("Usage: %s [<options>] <cmd> [<args>]\n", os.Args[0])
}
func FetchAll() {