//context should be init block if init exists
public static ForLoopNode Create(ContextNode context, CodeBlockNode init, ExpressionNode condition, CodeBlockNode increment, CodeBlockNode body, SequencePoint point)
{
if (init == null)
{
init = CodeBlockNode.Create(context, point);
}
if (condition == null)
{
condition = LiteralNode.Create(context, true, point);
}
if (increment == null)
{
increment = CodeBlockNode.Create(context, point);
}
if (!(condition.IsGettable && condition.ExpressionReturnType.IsAssignableTo(context.Parser.Bool)))
{
ErrorCode.InvalidCondition.ReportAndThrow(point, "Condition must be a gettable boolean expression");
}
return(new ForLoopNode(init, condition, increment, body, point));
}
private static IEnumerable <TypeReference> GetImplicitConversions(Parser parser, LiteralNode node)
{
var type = node.ExpressionReturnType;
if (type.IsIntegerType())
{
BigInteger converted;
if (type.IsSignedInteger())
{
converted = new BigInteger((long)node.Value);
}
else
{
converted = new BigInteger((ulong)node.Value);
}
return(GetImplicitConversions(parser.ProjectParser, converted));
}
else
{
return(Enumerable.Empty <TypeReference>());
}
}
private static LiteralNode ConvertLiteral(LiteralNode node, TypeReference type)
{
return(new LiteralNode(node.Value.Value, type, node.SequencePoint));
}
private static IReadOnlyList <LiteralNode> CreateArrayDims(ContextNode context, SequencePoint point, params int[] dims)
{
return(dims.Select(dim => LiteralNode.Create(context, dim, point)).ToArray());
}