Emulator.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Antlr4.Runtime;
using Antlr4;

namespace iro4cli
{
    /// <summary>
    /// Emulates running Iro, and generating all surrounding grammars.
    /// </summary>
    public class Emulator
    {
        /// <summary>
        /// Runs the Iro emulator with a given input.
        /// </summary>
        public static Dictionary<string, IroVariable> Run(string input)
        {
            //Create input stream & lexer.
            var s_chars = new AntlrInputStream(input);
            var s_lexer = new iroLexer(s_chars);

            //Make tokens and parser.
            var s_tokens = new CommonTokenStream(s_lexer);
            var s_parse = new iroParser(s_tokens);

            //Parse, execute the visitor.
            s_parse.BuildParseTree = true;
            var s_tree = s_parse.compileUnit();

            var visitor = new IroVisitor();
            visitor.VisitCompileUnit(s_tree);

            return IroScope.Variables;
        }
    }
}