package main

import (
	"fmt"
	"log"
	"os"

	"sfdl/parser"
	"sfdl/scanner"
)

func main() {
	if len(os.Args) < 2 {
		fmt.Println("usage: sfdl <source-file>")
		return
	}

	filename := os.Args[1]
	sc, err := scanner.NewScannerFromFile(filename)
	if err != nil {
		log.Fatalf("open file failed: %v", err)
	}

	p := parser.NewParser(sc)
	p.Parse()

	fmt.Println("Parse OK.")
}