cleanup/namespacing

cmd/pdf/main.go

@@ -43,12 +43,16 @@ func main() {
 		width  float64
 		height float64
 	)
-	flag.StringVar(&input, "in", "dist/print.html", "input HTML file path")
-	flag.StringVar(&output, "out", "dist/output.pdf", "output PDF path")
+	flag.StringVar(&input, "in", "", "input HTML file path (required)")
+	flag.StringVar(&output, "out", "", "output PDF path (required)")
 	flag.Float64Var(&width, "w", config.PageWidthIn, "page width in inches")
 	flag.Float64Var(&height, "h", config.PageHeightIn, "page height in inches")
 	flag.Parse()
 
+	if input == "" || output == "" {
+		log.Fatal("--in and --out are required")
+	}
+
 	absInput, _ := filepath.Abs(input)
 	url := "file://" + absInput