init

main.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"fmt"
+	"impulse/internal/challenge"
+	"os"
+)
+
+func main() {
+	configPath, eventsPath := "config.json", "events"
+	if len(os.Args) == 3 {
+		configPath, eventsPath = os.Args[1], os.Args[2]
+	} else if len(os.Args) != 1 {
+		fmt.Fprintf(os.Stderr, "usage: %s [config.json events]\n", os.Args[0])
+		os.Exit(2)
+	}
+
+	out, err := challenge.Run(configPath, eventsPath)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+	fmt.Print(out)
+}