public static string GetValue(this IRazorDirective directive, RazorDirectiveTokenType type, int skip)
{
for (var i = 0; i < directive.Tokens.Count; i++)
{
var token = directive.Tokens[i];
if (token.Descriptor.Type == type)
{
if (skip-- == 0)
{
return(token.Value);
}
}
}
return(null);
}
public static string GetValue(this IRazorDirective directive, RazorDirectiveTokenType type)
{
return(GetValue(directive, type, skip: 0));
}
private void Render(IRazorDirective source, CSharpRenderingContext context)
{
const string TypeHelper = "__typeHelper";
for (var i = 0; i < source.Tokens.Count; i++)
{
var token = source.Tokens[i];
var tokenType = token.Descriptor.Type;
if (token.DocumentLocation == null ||
(tokenType != RazorDirectiveTokenType.Type &&
tokenType != RazorDirectiveTokenType.Member &&
tokenType != RazorDirectiveTokenType.String))
{
continue;
}
// Wrap the directive token in a lambda to isolate variable names.
context.Writer.WriteStartAssignment(ActionHelper);
using (context.Writer.BuildLambda(endLine: true))
{
switch (tokenType)
{
case RazorDirectiveTokenType.Type:
using (context.Writer.BuildCodeMapping(token.DocumentLocation))
{
context.Writer.Write(token.Value);
}
context.Writer
.Write(" ")
.WriteStartAssignment(TypeHelper)
.WriteLine("null;");
break;
case RazorDirectiveTokenType.Member:
context.Writer
.Write(typeof(object).FullName)
.Write(" ");
using (context.Writer.BuildCodeMapping(token.DocumentLocation))
{
context.Writer.Write(token.Value);
}
context.Writer.WriteLine(" = null;");
break;
case RazorDirectiveTokenType.String:
context.Writer
.Write(typeof(object).FullName)
.Write(" ")
.WriteStartAssignment(TypeHelper);
if (token.Value.StartsWith("\"", StringComparison.Ordinal))
{
using (context.Writer.BuildCodeMapping(token.DocumentLocation))
{
context.Writer.Write(token.Value);
}
}
else
{
context.Writer.Write("\"");
using (context.Writer.BuildCodeMapping(token.DocumentLocation))
{
context.Writer.Write(token.Value);
}
context.Writer.Write("\"");
}
context.Writer.WriteLine(";");
break;
}
}
}
}
