public override ASTNode VisitAssignStmt([NotNull] llangParser.AssignStmtContext context)
{
Expression lhs = (Expression)Visit(context.expr(0)), rhs = (Expression)Visit(context.expr(1));
//if (!TypeSymbol.Match(lhs.type, rhs.type)) Program.ErrorExit("Type mismatch", context.Start.Line, context.Start.Column);
if (context.assignop().GetText().Length == 2)
{
return(new AugAssignNode(lhs, rhs, context.assignop().GetText(), MakeSourceLoc(context)));
}
return(new AssignNode(lhs, rhs, MakeSourceLoc(context)));
}
/// <summary>
/// Exit a parse tree produced by <see cref="llangParser.assignStmt"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitAssignStmt([NotNull] llangParser.AssignStmtContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="llangParser.assignStmt"/>.
/// <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 VisitAssignStmt([NotNull] llangParser.AssignStmtContext context)
{
return(VisitChildren(context));
}