public ConditionalExpression(Conditional_expressionContext context, MethodBodySymbolContext methodBodySymbolContext, DiagnosticBag diagnostics) : base(diagnostics)
{
_context = context;
_methodBodySymbolContext = methodBodySymbolContext;
_condition = new Lazy <IExpression>(BindCondition);
_ifTrue = new Lazy <IExpression>(BindIfTrue);
_ifFalse = new Lazy <IExpression>(BindIfFalse);
_type = new Lazy <IType>(BindType);
}
public override Expression VisitConditional_expression(Conditional_expressionContext context)
{
var expression = Visit(context.children[0]);
if (context.expression().Any())
{
var expression1 = Visit(context.expression()[0]);
var expression2 = Visit(context.expression()[1]);
expression = Expression.Condition(expression, expression1, expression2);
}
return(expression);
}
public override object VisitConditional_expression([NotNull] Conditional_expressionContext context)
{
if (context.OPEN_PARENTHESIS() != null)
{
_output.Append('(');
VisitConditional_expression(context.conditional_expression()[0]);
_output.Append(')');
}
else if (context.NOT() != null)
{
_output.Append('!');
VisitConditional_expression(context.conditional_expression()[0]);
}
else if (context.comparison_operator() != null)
{
VisitConditional_expression(context.conditional_expression()[0]);
var op = context.comparison_operator();
if (op.GREATER_THAN() != null)
{
_output.Append('>');
}
else if (op.GREATER_EQUAL() != null)
{
_output.Append(">=");
}
else if (op.LESS_THAN() != null)
{
_output.Append('<');
}
else if (op.LESS_EQUAL() != null)
{
_output.Append("<=");
}
else if (op.EQUALS() != null)
{
_output.Append("==");
}
VisitConditional_expression(context.conditional_expression()[1]);
}
else if (context.logical_operator() != null)
{
VisitConditional_expression(context.conditional_expression()[0]);
var op = context.logical_operator();
if (op.AND() != null)
{
_output.Append("&&");
}
else if (op.OR() != null)
{
_output.Append("||");
}
VisitConditional_expression(context.conditional_expression()[1]);
}
else
{
VisitExpression(context.expression());
}
return(null);
}
public Conditional_expressionContext conditional_expression() {
Conditional_expressionContext _localctx = new Conditional_expressionContext(_ctx, State);
EnterRule(_localctx, 210, RULE_conditional_expression);
int _la;
try {
EnterOuterAlt(_localctx, 1);
{
State = 1185; logical_or_expression();
State = 1191;
_la = _input.La(1);
if (_la==QUESTION) {
{
State = 1186; Match(QUESTION);
State = 1187; conditional_expression();
State = 1188; Match(COLON);
State = 1189; conditional_expression();
}
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.ReportError(this, re);
_errHandler.Recover(this, re);
}
finally {
ExitRule();
}
return _localctx;
}
