/// <summary>
/// Exit a parse tree produced by <see cref="DDD_layout_scriptParser.variable_decl"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitVariable_decl([NotNull] DDD_layout_scriptParser.Variable_declContext context)
{
}
/* Váltózó inicializálását nézi meg.
* TODO: nameshadowing warningok
*/
public override object VisitVariable_decl([NotNull] DDD_layout_scriptParser.Variable_declContext context)
{
var op = context.operation();
string idStr = context.ID().GetText();
// nincsen kiírva explicit a típus
// type inference
if (context.TYPE() == null)
{
// nincsen jobb oldal sem
if (op == null)
{
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Unknown", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
}
// jobb oldalon egy float van
else if (Regex.IsMatch(op.GetText(), @"^([0-9]*)?\.[0-9]+f?$"))
{
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Float", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
}
// jobb oldalon egy int van
else if (Regex.IsMatch(op.GetText(), @"^[0-9]+$"))
{
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Int", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
}
// jobb oldalon egy vec3 van
else if (Regex.IsMatch(op.GetText(), @"^\[[^,]+,[^,]+,[^,]+\]$"))
{
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Vec3", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
}
// jobb oldalon valami kifejezés van
else
{
// vektor jöhet ki végeredményül, int, float már tuti nem
if (op.GetText().Contains("["))
{
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Vec3", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
}
// bármi kijöhet
else
{
dynamic result = VisitOperation(op);
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, Extensions.Extensions.ToString(result), idStr), result, new Stack <Scope>(new Stack <Scope>(symbolTable))));
}
}
}
else
{
switch (context.TYPE().GetText())
{
case "Float":
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Float", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
break;
case "Int":
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Int", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
break;
case "Vec3":
ErrorHandlingOrCommit(context, currentScope.Add(new Symbol(context.CONST() != null, "Vec3", idStr), VisitOperation(op), new Stack <Scope>(new Stack <Scope>(symbolTable))));
break;
}
}
return(null);
}
/// <summary>
/// Visit a parse tree produced by <see cref="DDD_layout_scriptParser.variable_decl"/>.
/// <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 VisitVariable_decl([NotNull] DDD_layout_scriptParser.Variable_declContext context)
{
return(VisitChildren(context));
}
