System.Xml.Xsl.XsltOld.Compiler.PopInputDocument C# (CSharp) Method

        internal void PopInputDocument()
        {
            Debug.Assert(_input != null);
            Debug.Assert(_input.Atoms == _atoms);

            NavigatorInput lastInput = _input;

            _input = lastInput.Next;
            lastInput.Next = null;

            if (_input != null)
            {
                _atoms = _input.Atoms;
                _scopeManager = _input.InputScopeManager;
            }
            else
            {
                _atoms = null;
                _scopeManager = null;
            }

            RemoveDocumentURI(lastInput.Href);
            lastInput.Close();
        }

        // SxS: This method does not take any resource name and does not expose any resources to the caller.
        // It's OK to suppress the SxS warning.
        private void CompileInclude(Compiler compiler)
        {
            Uri    uri      = compiler.ResolveUri(compiler.GetSingleAttribute(compiler.Input.Atoms.Href));
            string resolved = uri.ToString();

            if (compiler.IsCircularReference(resolved))
            {
                throw XsltException.Create(SR.Xslt_CircularInclude, resolved);
            }

            NavigatorInput input = compiler.ResolveDocument(uri);

            compiler.PushInputDocument(input);

            try
            {
                CompileDocument(compiler, /*inInclude*/ true);
            }
            catch (XsltCompileException)
            {
                throw;
            }
            catch (Exception e)
            {
                throw new XsltCompileException(e, input.BaseURI, input.LineNumber, input.LinePosition);
            }
            finally
            {
                compiler.PopInputDocument();
            }
            CheckEmpty(compiler);
        }