private void WriteBlock(BlockContext block)
{
// Mark the end of generated code if it hasn't been already
block.MarkEndGeneratedCode();
// Don't render block if:
// * It contains Markup AND it is design-time
// * It is a Directive block
if ((!DesignTimeMode || (block.BlockType != BlockType.Markup)) &&
block.BlockType != BlockType.Directive)
{
if (block.BlockType == BlockType.Functions)
{
GeneratedClass.Members.Add(CreateTypeMember(block));
}
else if (!InHelper)
{
GeneratedExecuteMethod.Statements.Add(CreateStatement(block));
}
else
{
WriteBlockToHelperContent(block);
}
}
block.ResetBuffer();
}
protected virtual void WriteHelperTrailer(BlockContext block, HelperFooterSpan endSequenceSpan)
{
CurrentHelper.TrailerWritten = true;
// Write the helper trailer
if (CurrentHelper.WroteHelperPrefix)
{
block.SourceCodeStart = null;
block.Writer.WriteEndLambdaDelegate();
block.Writer.WriteEndConstructor();
block.Writer.WriteEndStatement();
WriteBlockToHelperContent(block);
block.ResetBuffer();
}
if (endSequenceSpan != null)
{
block.VisitSpan(endSequenceSpan);
}
// If block contains end sequence, write it, otherwise get the code writer to do it
if (endSequenceSpan != null)
{
block.WriteLinePragma = DesignTimeMode;
block.MarkStartGeneratedCode();
block.Writer.WriteSnippet(endSequenceSpan.Content);
block.MarkEndGeneratedCode();
block.Writer.InnerWriter.WriteLine();
}
else
{
block.Writer.WriteHelperTrailer();
}
}
// Called before the start of a sub-block of the specified block
protected virtual void SuspendBlock(BlockContext currentBlock, BlockContext nextBlock)
{
currentBlock.MarkEndGeneratedCode();
if (nextBlock.BlockType == BlockType.Template)
{
if (!Host.GeneratedClassContext.AllowTemplates)
{
throw new InvalidOperationException(RazorResources.CodeGenerator_TemplatesNotSupported);
}
currentBlock.Writer.WriteStartLambdaExpression("item");
currentBlock.Writer.WriteStartConstructor(Host.GeneratedClassContext.TemplateTypeName);
currentBlock.Writer.WriteStartLambdaDelegate(TemplateWriterName);
}
WriteBlock(currentBlock);
}
// Called at the end of the specified block
protected virtual void EndBlock(BlockContext block)
{
block.MarkEndGeneratedCode();
switch (block.BlockType)
{
case BlockType.Section:
if (InSection)
{
CurrentBlock.Writer.WriteEndLambdaDelegate();
CurrentBlock.Writer.WriteEndMethodInvoke();
CurrentBlock.Writer.WriteEndStatement();
}
InSection = false;
break;
case BlockType.Template:
InTemplate = false;
break;
case BlockType.Expression:
if (!DesignTimeMode)
{
block.Writer.WriteEndMethodInvoke();
}
block.Writer.WriteEndStatement();
break;
case BlockType.Helper:
if (!CurrentHelper.TrailerWritten)
{
WriteHelperTrailer(block);
}
WriteBlockToHelperContent(block);
block.ResetBuffer();
// Dump the helper
WriteHelper();
break;
}
if (block.BlockType != BlockType.Template)
{
WriteBlock(CurrentBlock);
}
}
