public Interpreter(string code, Builtins builtins)
{
errorBag = new CodeErrorBag();
var inputStream = new AntlrInputStream(code);
var lexer = new PigeonLexer(inputStream);
var tokenStream = new CommonTokenStream(lexer);
parser = new PigeonParser(tokenStream);
var errorListener = new CodeErrorListener(errorBag);
parser.AddErrorListener(errorListener);
tree = parser.program();
var walker = new ParseTreeWalker();
var globalScope = new GlobalScope();
builtins.Register(globalScope);
var functionDeclarator = new FunctionDeclarator(errorBag, globalScope);
walker.Walk(functionDeclarator, tree);
analyser = new SemanticAnalyser(errorBag, globalScope);
walker.Walk(analyser, tree);
}
internal Evaluator(SemanticAnalyser analyser)
{
this.analyser = analyser;
}