Add disasembler-ish - bytecode to instruction debug output

go/dev/disasm/main.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"io/ioutil"
+
+	"git.defalsify.org/festive/vm"
+)
+
+func main() {
+	if (len(os.Args) < 2) {
+		os.Exit(1)
+	}
+	fp := os.Args[1]
+	v, err := ioutil.ReadFile(fp)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "read error: %v", err)
+		os.Exit(1)
+	}
+	r, err := vm.ToString(v)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "parse error: %v", err)
+		os.Exit(1)
+	}
+	fmt.Printf(r)
+}