public override int VisitFunction_def_stmt(BRAQParser.Function_def_stmtContext context)
{
if (current_method == null)
{
Console.WriteLine("Huh!?");
return(0);
}
method_end = il.DefineLabel();
foreach (var l in locals)
{
il.DeclareLocal(typerResult.local_types[l]);
}
if (current_method.return_type != typeof(void))
{
return_holder = il.DeclareLocal(current_method.return_type);
}
context.function_body.Accept(this);
il.MarkLabel(method_end.Value);
if (current_method.return_type != typeof(void))
{
il.Emit(OpCodes.Ldloc, return_holder);
}
il.Emit(OpCodes.Ret);
return(0);
}
public OwnMethodInfo(string name, List <Pair <string, Type> > arguments, Type returnType, BRAQParser.Function_def_stmtContext body)
{
this.name = name;
this.arguments = arguments;
return_type = returnType;
this.body = body;
}
public override int VisitFunction_def_stmt(BRAQParser.Function_def_stmtContext context)
{
foreach (var typedId in context.typed_id())
{
function_argument_scope[typedId.id_name.Text] = typedId;
}
inside_function = true;
context.function_body.Accept(this);
if (assigned.ContainsValue(false))
{
string msg = $"variable {assigned.First(x => !x.Value).Key} was never assigned, cannot solve type.";
Console.WriteLine(msg);
throw new TypesolvingError();
}
inside_function = false;
function_argument_scope.Clear();
return(0);
}
/// <summary>
/// Visit a parse tree produced by <see cref="BRAQParser.function_def_stmt"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitFunction_def_stmt([NotNull] BRAQParser.Function_def_stmtContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by <see cref="BRAQParser.function_def_stmt"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitFunction_def_stmt([NotNull] BRAQParser.Function_def_stmtContext context)
{
}
public override Type VisitFunction_def_stmt(BRAQParser.Function_def_stmtContext context)
{
context.function_body.Accept(this);
return(result_box.methodInfo.return_type);
}
