public HelperExpressionNode(RazorParserVisitor visitor, SyntaxTreeNode syntaxTreeNode, string contentPart) : base(visitor, NodeKind.HelperExpression, syntaxTreeNode, contentPart)
{
SyntaxTree syntaxTree;
CompilationUnitSyntax syntaxRoot;
MethodDeclarationSyntax renderMethod;
ExpressionStatementSyntax statement;
ExpressionSyntax expression;
var builder = new StringBuilder();
visitor.StartClass(builder);
visitor.StartRender(builder);
builder.AppendLineFormat("{0}{1};", " ".Repeat(8), contentPart);
visitor.WrapRenderAndClass(builder);
syntaxTree = CSharpSyntaxTree.ParseText(builder.ToString());
syntaxRoot = (CompilationUnitSyntax)syntaxTree.GetRoot();
renderMethod = syntaxRoot.GetRenderMethod();
statement = (ExpressionStatementSyntax)renderMethod.Body.Statements.Single();
expression = statement.Expression;
if (expression is InvocationExpressionSyntax)
{
var invocationExpression = (InvocationExpressionSyntax)expression;
if (invocationExpression.Expression is MemberAccessExpressionSyntax)
{
var memberAccessExpression = (MemberAccessExpressionSyntax)invocationExpression.Expression;
this.Method = memberAccessExpression.Name.Identifier.Text;
if (this.Method == "Partial")
{
this.PartialView = visitor.CreatePartialView(this.Method, invocationExpression.ArgumentList.Arguments);
}
}
else
{
DebugUtils.Break();
}
this.Arguments = invocationExpression.ArgumentList.Arguments;
}
else
{
DebugUtils.Break();
}
Parse();
}
protected virtual string GetCumulativeCode()
{
var codeNodes = visitor.CodeNodes;
var builder = new StringBuilder();
foreach (var node in codeNodes)
{
builder.Append(node.Code);
}
this.Code = this.ContentPart;
builder.Append(this.Code);
this.CumulativeCode = builder.ToString();
return(visitor.WrapRenderAndClass(builder));
}
