import std.stdio;
import std.string;

import parser;
import dbg;
import chunk;
import compiler;
import vm;

/*
import compiler;
import obj;
import dbg;
import chunk;
import vm;
*/


void repl() {
	while(true) {

		write("> ");
		string input = strip(stdin.readln());

        if (input.length == 0) {
            continue;
        }

		Parser parser = new Parser(input);

        Compiler compiler = new Compiler(FunctionType.SCRIPT, &parser);
        Function func = compiler.compile();

        int cnt = 0;
        writeln("== disassembly ==");
        while(true) {
            if (cnt >= func.chunk.code.length) {
                break;
            }
            cnt = disassemble(func.chunk, cnt);
        }

        VM vm = new VM(func);
        vm.run();

	}
}


void main() {
	repl();
}