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);

        /*
        Chunk chunk = new Chunk();
        Form f;
        while (true) {
            f = parser.parseForm();
            printForm(f, "");

            f.compile(chunk);


            if (f.type == FormType.EOF) {
                break;
            }
        }
        */

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

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

        /*
        writeln("== disassembling chunk ==");
        int off = 0;
        while (off < func.chunk.code.length) {
            off = disassemble(func.chunk, off);
        }
        */

        /*
        Compiler compiler = new Compiler(lex);
        
        ObjFunction func = compiler.compile();

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

	}
}


void main() {
	repl();
}