public override void GenerateCode(Span target, CodeGeneratorContext context)
{
if (context.Host.DesignTimeMode)
{
return;
}
ExpressionRenderingMode oldMode = context.GetExpressionRenderingMode();
var sb = new StringBuilder();
sb.Append(", Tuple.Create<string,object,bool> (");
sb.WriteCStyleStringLiteral(Prefix.Value);
sb.Append(", ");
if (ValueGenerator != null)
{
context.SetExpressionRenderingMode(ExpressionRenderingMode.InjectCode);
}
else
{
sb.WriteCStyleStringLiteral(Value);
sb.Append(", true)");
}
context.BufferStatementFragment(sb.ToString());
if (ValueGenerator != null)
{
ValueGenerator.Value.GenerateCode(target, context);
context.FlushBufferedStatement();
context.SetExpressionRenderingMode(oldMode);
context.AddStatement(", false)");
}
else
{
context.FlushBufferedStatement();
}
}
public override void GenerateEndBlockCode(Block target, CodeGeneratorContext context)
{
if (context.Host.DesignTimeMode)
{
return;
}
var sb = new StringBuilder();
if (isExpression)
{
sb.Append(", false)");
context.SetExpressionRenderingMode(oldRenderingMode);
}
else
{
sb.Append("}), false)");
}
context.AddStatement(sb.ToString());
context.TargetWriterName = oldTargetWriter;
}
public override void GenerateStartBlockCode(Block target, CodeGeneratorContext context)
{
if (context.Host.DesignTimeMode)
{
return;
}
Block child = target.Children.Where(n => n.IsBlock).Cast <Block> ().FirstOrDefault();
isExpression = child != null && child.Type == BlockType.Expression;
var sb = new StringBuilder();
sb.Append(", Tuple.Create<string,object,bool> (");
sb.WriteCStyleStringLiteral(Prefix.Value);
sb.Append(", ");
if (isExpression)
{
oldRenderingMode = context.GetExpressionRenderingMode();
context.SetExpressionRenderingMode(ExpressionRenderingMode.InjectCode);
}
else
{
sb.AppendFormat(
"new {0} ({1} => {{",
context.Host.GeneratedClassContext.TemplateTypeName,
ValueWriterName);
}
context.MarkEndOfGeneratedCode();
context.BufferStatementFragment(sb.ToString());
oldTargetWriter = context.TargetWriterName;
context.TargetWriterName = ValueWriterName;
}