private HybInstance RunBinaryExpression(BinaryExpressionSyntax node)
{
var op = node.OperatorToken.ValueText;
if (op == "is")
{
return(RunIs(node));
}
var left = RunExpression(node.Left);
if (op == "||")
{
if (IsTrueOrEquivalent(left))
{
return(HybInstance.Bool(true));
}
}
else if (op == "&&")
{
if (IsTrueOrEquivalent(left) == false)
{
return(HybInstance.Bool(false));
}
}
var right = RunExpression(node.Right);
return(MadMath.Op(left, right, op));
}
private void RunSwitch(SwitchStatementSyntax node)
{
var value = RunExpression(node.Expression);
foreach (var section in node.Sections)
{
foreach (var label in section.Labels)
{
if (label is DefaultSwitchLabelSyntax)
{
foreach (var statement in section.Statements)
{
Run(statement);
if (Halt != HaltType.None)
{
break;
}
}
}
else if (label is CaseSwitchLabelSyntax caseLabel)
{
var caseValue = RunExpression(caseLabel.Value);
if (MadMath.Eq(value, caseValue).As <bool>())
{
foreach (var statement in section.Statements)
{
Run(statement);
if (Halt != HaltType.None)
{
break;
}
}
}
}
if (Halt != HaltType.None)
{
break;
}
}
if (Halt != HaltType.None)
{
break;
}
}
if (Halt == HaltType.Break)
{
Halt = HaltType.None;
}
}
private void RunAssignWithOp(AssignmentExpressionSyntax node)
{
var right = RunExpression(node.Right);
if (node.Left is IdentifierNameSyntax id)
{
var key = id.Identifier.ValueText;
var value = MadMath.Op(ResolveId(id), right, node.OperatorToken.Text.Substring(0, 1));
UpdateVariable(key, value);
}
else if (node.Left is MemberAccessExpressionSyntax ma)
{
HybInstance left = null;
HybInstance value = null;
if (ma.Expression is IdentifierNameSyntax idNode)
{
var key = $"{idNode.Identifier}";
HybType leftType;
if (Resolver.TryGetType(key, out leftType))
{
leftType.GetStaticPropertyOrField($"{ma.Name.Identifier}", out left);
value = MadMath.Op(left, right, node.OperatorToken.Text.Substring(0, 1));
leftType.SetStaticPropertyOrField($"{ma.Name.Identifier}", value);
return;
}
}
var callee = RunExpression(ma.Expression);
var accessLevel = AccessLevel.Outside;
if (ma.Expression is ThisExpressionSyntax)
{
accessLevel = AccessLevel.This;
}
callee.GetPropertyOrField($"{ma.Name}", out left, accessLevel);
value = MadMath.Op(left, right, node.OperatorToken.Text.Substring(0, 1));
callee.SetPropertyOrField($"{ma.Name}", value, accessLevel);
}
else if (node.Left is ElementAccessExpressionSyntax ea)
{
var callee = RunExpression(ea.Expression);
var args = new HybInstance[ea.ArgumentList.Arguments.Count];
var count = 0;
foreach (var arg in ea.ArgumentList.Arguments)
{
args[count++] = RunExpression(arg.Expression);
}
HybInstance value;
callee.GetIndexer(args, out value);
value = MadMath.Op(value, right, node.OperatorToken.Text.Substring(0, 1));
if (callee.SetIndexer(args, value) == false)
{
throw new NoSuchMemberException("[]");
}
}
}
