private bool IsEmptyStatementRange(StatementRange statementRange)
{
if (!statementRange.IsEmpty)
{
var parent = statementRange.Parent;
if (!IsStatementContainer(parent))
{
Debug.Assert(statementRange.FirstStatement == statementRange.LastStatement);
return(statementRange.FirstStatement.DescendantNodesAndSelf().All(IsNoOpSyntaxNode));
}
var statements = GetStatements(parent);
var firstIndex = statements.IndexOf(statementRange.FirstStatement);
var lastIndex = statements.IndexOf(statementRange.LastStatement);
for (var i = firstIndex; i <= lastIndex; i++)
{
if (!statements[i].DescendantNodesAndSelf().All(IsNoOpSyntaxNode))
{
return(false);
}
}
}
return(true);
}
private static void AnalyzeControlFlow(
SemanticModel semanticModel,
StatementRange statementRange,
out bool endPointIsReachable,
out SyntaxNode?singleExitPoint)
{
var flow = semanticModel.AnalyzeControlFlow(
statementRange.FirstStatement,
statementRange.LastStatement);
endPointIsReachable = flow.EndPointIsReachable;
singleExitPoint = flow.ExitPoints.Length == 1 ? flow.ExitPoints[0] : null;
}
protected override bool IsSingleStatementStatementRange(StatementRange statementRange)
{
if (statementRange.IsEmpty)
{
return(false);
}
if ((object)statementRange.FirstStatement != (object)statementRange.LastStatement)
{
return(false);
}
return(IsSingleStatement(statementRange.FirstStatement));
protected override bool IsSingleStatementStatementRange(StatementRange statementRange)
{
if (statementRange.IsEmpty)
{
return(false);
}
if ((object)statementRange.FirstStatement != (object)statementRange.LastStatement)
{
return(false);
}
return(isSingleStatement(statementRange.FirstStatement));
bool isSingleStatement(StatementSyntax statement)
{
if (statement is BlockSyntax block)
{
return(block.Statements.Count == 1 && isSingleStatement(block.Statements[0]));
}
return(true);
}
}
protected abstract bool IsSingleStatementStatementRange(StatementRange statementRange);
public MonoDocumentContext(string fileName, int startLine, int startColumn)
{
_fileName = fileName;
_currentStatementRange = RoslynHelper.GetStatementRange(fileName, startLine, startColumn);
}
public MonoDocumentContext(string fileName, int startLine, int startColumn)
{
_fileName = fileName;
_currentStatementRange = RoslynHelper.GetStatementRange(fileName, startLine, startColumn);
}