public LoxFunction(Expr.Lambda decl, Environment enclosure, bool isIn)
{
declaration = new Statement.function(decl.keyword, decl._params, decl.body);
closure = enclosure;
isInitializer = isIn;
isGet = false;
}
public object visitLambdaFunction(Expr.Lambda lambdaFunction)
{
FunctionType enclosingFunction = currentFunction;
currentFunction = FunctionType.FUNCTION;
beginScope();
foreach (Token _param in lambdaFunction._params)
{
declare(_param);
define(_param);
}
resolve(lambdaFunction.body);
endScope();
currentFunction = enclosingFunction;
return(null);
}
public string visitCallExpr(Expr.Call call)
{
Expr[] expressions = new Expr[call.expressionArguments.Count];
for (int i = 0; i < call.expressionArguments.Count; i++)
{
if (call.expressionArguments[i] is Expr)
{
expressions[i] = (Expr)call.expressionArguments[i];
}
else if (call.expressionArguments[i] is Statement.function)
{
Statement.function lambda = (Statement.function)call.expressionArguments[i];
expressions[i] = new Expr.Lambda(lambda.name, lambda._params, lambda.body);
}
}
return(parenthesize(call.callee.ToString(), expressions));
}
public string visitLambdaFunction(Expr.Lambda lambdaFunction)
{
return(parenthesize(lambdaFunction.keyword.lexeme, new Expr[] { }));
}
public object visitLambdaFunction(Expr.Lambda lambdaFunction)
{
LoxFunction function = new LoxFunction(lambdaFunction, environment, false);
return(function); //If the function is lambda
}