/// <inheritdoc />
public override void VisitBlock(Block block)
{
if (block.Descriptor != null)
{
ISyntaxTreeNodeRenderer <Block> renderer = block.Descriptor.Renderer;
if (block.Descriptor.IsImplicit)
{
if (Service != null && !string.IsNullOrEmpty(block.Name) && Service.HasRegisteredHelper(block.Name))
{
// Override the renderer to use the helper block renderer.
renderer = _helperBlockRenderer;
}
}
renderer.Render(block, Scope, _textWriter);
}
else if (block.Type == BlockType.Partial && Service != null)
{
VisitPartial(block);
}
else if (block.Type == BlockType.Expression && Service != null && Service.HasRegisteredHelper(block.Name))
{
_helperBlockRenderer.Render(block, Scope, _textWriter);
}
else
{
base.VisitBlock(block);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TagDescriptor"/> class.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="renderer">The renderer.</param>
/// <param name="requiredArguments">The required number of arguments.</param>
/// <param name="maxArguments">The maximum number of arguments.</param>
/// <param name="allowMappedParamters">if set to <c>true</c> [allow mapped paramters].</param>
/// <param name="hasChildContent">if set to <c>true</c> [has child content].</param>
public TagDescriptor(
string name,
ISyntaxTreeNodeRenderer <Block> renderer,
int requiredArguments,
int?maxArguments = null,
bool allowMappedParamters = false,
bool hasChildContent = true)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException("The tag name is expected");
}
if (renderer == null)
{
throw new ArgumentNullException("renderer");
}
if (requiredArguments < 0)
{
throw new ArgumentOutOfRangeException("requiredArguments");
}
if (maxArguments.HasValue && maxArguments.Value < 0)
{
throw new ArgumentOutOfRangeException("maxArguments");
}
Name = name;
Renderer = renderer;
RequiredArguments = requiredArguments;
MaxArguments = maxArguments.GetValueOrDefault(int.MaxValue);
AllowMappedParameters = allowMappedParamters;
HasChildContent = hasChildContent;
}
/// <summary>
/// Initializes a new instance of the <see cref="TagDescriptor"/> class.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="renderer">The renderer.</param>
/// <param name="requiredArguments">The required number of arguments.</param>
/// <param name="maxArguments">The maximum number of arguments.</param>
/// <param name="allowMappedParamters">if set to <c>true</c> [allow mapped paramters].</param>
/// <param name="hasChildContent">if set to <c>true</c> [has child content].</param>
public TagDescriptor(
string name,
ISyntaxTreeNodeRenderer<Block> renderer,
int requiredArguments,
int? maxArguments = null,
bool allowMappedParamters = false,
bool hasChildContent = true)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException("The tag name is expected");
}
if (renderer == null)
{
throw new ArgumentNullException("renderer");
}
if (requiredArguments < 0)
{
throw new ArgumentOutOfRangeException("requiredArguments");
}
if (maxArguments.HasValue && maxArguments.Value < 0)
{
throw new ArgumentOutOfRangeException("maxArguments");
}
Name = name;
Renderer = renderer;
RequiredArguments = requiredArguments;
MaxArguments = maxArguments.GetValueOrDefault(int.MaxValue);
AllowMappedParameters = allowMappedParamters;
HasChildContent = hasChildContent;
}
