private object EvaluateAndRender(TemplateContext context, bool render)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
CheckErrors();
// Make sure that we are using the same parserOptions
if (SourceFilePath != null)
{
context.PushSourceFile(SourceFilePath);
}
try
{
context.UseScientific = LexerOptions.Lang == ScriptLang.Scientific;
var result = context.Evaluate(Page);
if (render)
{
if (Page != null && context.EnableOutput && result != null)
{
context.Write(Page.Span, result);
}
}
return(result);
}
finally
{
if (SourceFilePath != null)
{
context.PopSourceFile();
}
}
}
/// <summary>
/// Evaluates the template using the specified context. See remarks.
/// </summary>
/// <param name="context">The template context.</param>
/// <param name="render"><c>true</c> to render the output to the <see cref="TemplateContext.Output"/></param>
/// <exception cref="System.ArgumentNullException">If context is null</exception>
/// <exception cref="System.InvalidOperationException">If the template <see cref="HasErrors"/>. Check the <see cref="Messages"/> property for more details</exception>
private object EvaluateAndRender(TemplateContext context, bool render)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
CheckErrors();
// Make sure that we are using the same parserOptions
if (SourceFilePath != null)
{
context.PushSourceFile(SourceFilePath);
}
try
{
if (Page == null || Page.Body.Statements.Count == 0)
{
return(null);
}
if (render)
{
ResolvePageLayout(context);
}
var result = context.Evaluate(Page);
if (render)
{
if (Page != null && context.EnableOutput && result != null)
{
context.Write(Page.Span, result);
}
}
return(result);
}
finally
{
if (SourceFilePath != null)
{
context.PopSourceFile();
}
}
}
/// <summary>
/// Evaluates the template using the specified context. See remarks.
/// </summary>
/// <param name="context">The template context.</param>
/// <exception cref="System.ArgumentNullException">If context is null</exception>
/// <exception cref="System.InvalidOperationException">If the template <see cref="HasErrors"/>. Check the <see cref="Messages"/> property for more details</exception>
private object EvaluateAndRender(TemplateContext context, bool render)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (HasErrors)
{
throw new InvalidOperationException("This template has errors. Check the <Messages> property for more details");
}
// Make sure that we are using the same parserOptions
if (SourceFilePath != null)
{
context.PushSourceFile(SourceFilePath);
}
try
{
var result = context.Evaluate(Page);
if (render)
{
if (Page != null && context.EnableOutput && result != null)
{
context.Write(Page.Span, result);
}
}
return(result);
}
finally
{
if (SourceFilePath != null)
{
context.PopSourceFile();
}
}
}
/// <summary>
/// Renders this template using the specified context. See remarks.
/// </summary>
/// <param name="context">The template context.</param>
/// <exception cref="System.ArgumentNullException">If context is null</exception>
/// <exception cref="System.InvalidOperationException">If the template <see cref="HasErrors"/>. Check the <see cref="Messages"/> property for more details</exception>
/// <remarks>
/// When using this method, the result of rendering this page is output to <see cref="TemplateContext.Output"/>
/// </remarks>
public void Render(TemplateContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (HasErrors)
{
throw new InvalidOperationException("This template has errors. Check the <Messages> property for more details");
}
// Make sure that we are using the same options
if (SourceFilePath != null)
{
context.PushSourceFile(SourceFilePath);
}
try
{
context.Result = null;
Page?.Evaluate(context);
if (Page != null && context.EnableOutput && context.Result != null)
{
context.Write(Page.Span, context.Result);
context.Result = null;
}
}
finally
{
if (SourceFilePath != null)
{
context.PopSourceFile();
}
}
}
/// <summary>
/// Renders this template using the specified context. See remarks.
/// </summary>
/// <param name="context">The template context.</param>
/// <exception cref="System.ArgumentNullException">If context is null</exception>
/// <exception cref="System.InvalidOperationException">If the template <see cref="HasErrors"/>. Check the <see cref="Messages"/> property for more details</exception>
/// <remarks>
/// When using this method, the result of rendering this page is output to <see cref="TemplateContext.Output"/>
/// </remarks>
public void Render(TemplateContext context)
{
if (context == null) throw new ArgumentNullException(nameof(context));
if (HasErrors) throw new InvalidOperationException("This template has errors. Check the <Messages> property for more details");
// Make sure that we are using the same options
if (SourceFilePath != null)
{
context.PushSourceFile(SourceFilePath);
}
try
{
context.Result = null;
Page?.Evaluate(context);
if (Page != null && context.EnableOutput && context.Result != null)
{
context.Write(Page.Span, context.Result);
context.Result = null;
}
}
finally
{
if (SourceFilePath != null)
{
context.PopSourceFile();
}
}
}
