static TextSpan? CalculateMethodSpan(SourceStatement[] statements) {
int min = int.MaxValue;
int max = int.MinValue;
foreach (var statement in statements) {
if (min > statement.TextSpan.Start)
min = statement.TextSpan.Start;
if (max < statement.TextSpan.End)
max = statement.TextSpan.End;
}
return min <= max ? TextSpan.FromBounds(min, max) : (TextSpan?)null;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="method">Method</param>
/// <param name="statements">Statements</param>
/// <param name="locals">Locals</param>
/// <param name="methodSpan">Method span or null to calculate it from <paramref name="statements"/></param>
public MethodDebugInfo(MethodDef method, SourceStatement[] statements, SourceLocal[] locals, TextSpan? methodSpan) {
if (method == null)
throw new ArgumentNullException(nameof(method));
if (statements == null)
throw new ArgumentNullException(nameof(statements));
if (locals == null)
throw new ArgumentNullException(nameof(locals));
Method = method;
if (statements.Length > 1)
Array.Sort(statements, SourceStatement.SpanStartComparer);
Statements = statements;
Locals = locals;
Span = methodSpan ?? CalculateMethodSpan(statements) ?? new TextSpan(0, 0);
}
/// <summary> /// Adds a <see cref="SourceStatement"/> /// </summary> /// <param name="statement">Statement</param> public void Add(SourceStatement statement) => statements.Add(statement);
/// <summary>
/// Gets step ranges
/// </summary>
/// <param name="sourceStatement">Source statement</param>
/// <returns></returns>
public uint[] GetRanges(SourceStatement sourceStatement) {
var list = new List<BinSpan>(GetUnusedBinSpans().Length + 1);
list.Add(sourceStatement.BinSpan);
list.AddRange(GetUnusedBinSpans());
var orderedList = BinSpan.OrderAndCompactList(list);
if (orderedList.Count == 0)
return Array.Empty<uint>();
var binSpanArray = new uint[orderedList.Count * 2];
for (int i = 0; i < orderedList.Count; i++) {
binSpanArray[i * 2 + 0] = orderedList[i].Start;
binSpanArray[i * 2 + 1] = orderedList[i].End;
}
return binSpanArray;
}
public override Statement EmitStatement(EmitMode mode)
{
if (mode == EmitMode.ForStorage)
{
SaveObjectID();
SaveLocator();
}
else
{
RemoveObjectID();
RemoveLocator();
}
try
{
IMetaData result;
if ((mode != EmitMode.ForRemote) && (DeclarationText != null))
{
SourceStatement statement = new SourceStatement();
statement.Source = DeclarationText + InitializationText + AggregationText + FinalizationText;
result = statement;
}
else
{
CreateAggregateOperatorStatement statement = new CreateAggregateOperatorStatement();
statement.OperatorName = Schema.Object.EnsureRooted(OperatorName);
foreach (Operand operand in Operands)
{
FormalParameter formalParameter = new FormalParameter();
formalParameter.Identifier = operand.Name;
formalParameter.TypeSpecifier = operand.DataType.EmitSpecifier(mode);
formalParameter.Modifier = operand.Modifier;
statement.FormalParameters.Add(formalParameter);
}
statement.ReturnType = ReturnDataType.EmitSpecifier(mode);
#if USEVIRTUAL
statement.IsVirtual = IsVirtual;
statement.IsAbstract = IsAbstract;
statement.IsOverride = IsOverride;
statement.IsReintroduced = IsReintroduced;
#endif
if ((mode == EmitMode.ForRemote) && !IsRemotable)
{
statement.Initialization.Block = new Block();
statement.Aggregation.Block = new Block();
statement.Finalization.Block = new Block();
}
else
{
Initialization.EmitStatement(mode, statement.Initialization);
Aggregation.EmitStatement(mode, statement.Aggregation);
Finalization.EmitStatement(mode, statement.Finalization);
}
result = statement;
}
result.MetaData = MetaData == null ? null : MetaData.Copy();
if (SessionObjectName != null)
{
if (result.MetaData == null)
{
result.MetaData = new MetaData();
}
result.MetaData.Tags.AddOrUpdate("DAE.GlobalObjectName", OperatorName, true);
}
return((Statement)result);
}
finally
{
if (mode == EmitMode.ForStorage)
{
RemoveObjectID();
RemoveLocator();
}
}
}