public override Value VisitAssignmentExpression([NotNull] AssignmentExpressionContext context)
{
var rhs = context.Value.Accept(this);
if (rhs == null)
{
return(null);
}
if (!NamedValues.TryGetValue(context.VariableName, out Alloca varSlot))
{
throw new ArgumentException("Unknown variable name");
}
InstructionBuilder.Store(rhs, varSlot);
return(rhs);
}
public AssignmentExpressionContext assignmentExpression() {
AssignmentExpressionContext _localctx = new AssignmentExpressionContext(Context, State);
EnterRule(_localctx, 46, RULE_assignmentExpression);
try {
State = 320;
switch ( Interpreter.AdaptivePredict(TokenStream,30,Context) ) {
case 1:
EnterOuterAlt(_localctx, 1);
{
State = 315; conditionalExpression();
}
break;
case 2:
EnterOuterAlt(_localctx, 2);
{
State = 316; unaryExpression();
State = 317; assignmentOperator();
State = 318; assignmentExpression();
}
break;
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
ExitRule();
}
return _localctx;
}
