public LoadResult Load(Stream templateStream)
{
if (templateStream == null)
{
throw new ArgumentNullException(nameof(templateStream));
}
if (!templateStream.CanRead || !templateStream.CanSeek)
{
throw new ArgumentException("The supplied stream must be readable and seekable", nameof(templateStream));
}
if (_loadCalled)
{
throw new InvalidOperationException("Cannot call Load more than once");
}
_loadCalled = true;
_razorEngineRendererHost = new AppDomainIsolatedHost <RazorEngineRenderer>();
_encoding = TextEncodingDetector.GetEncoding(templateStream);
using (var reader = new StreamReader(templateStream))
{
_loadedTemplate = reader.ReadToEnd();
}
RazorTemplateLoadResult razorTemplateLoadResult;
try
{
_razorEngineRenderer = _razorEngineRendererHost.CreateHostedInstance();
razorTemplateLoadResult = _razorEngineRenderer.LoadTemplate(_loadedTemplate);
}
catch (TemplateParsingException ex)
{
razorTemplateLoadResult = new RazorTemplateLoadResult(
RazorTemplateLoadResult.LoadResultStatus.CodeGenerationFailed,
new[] { $"Code Generation Error: {ex.Message} (at line {ex.Line}, column {ex.Column}" });
}
catch (TemplateCompilationException ex)
{
razorTemplateLoadResult = new RazorTemplateLoadResult(
RazorTemplateLoadResult.LoadResultStatus.CodeCompilationFailed,
ex.CompilerErrors.Select(e => $"Code Compilation Error: {e.ErrorNumber}: {e.ErrorText} (at line {e.Line}, column {e.Column})").ToArray());
}
catch (Exception ex)
{
razorTemplateLoadResult = new RazorTemplateLoadResult(
RazorTemplateLoadResult.LoadResultStatus.CodeCompilationFailed,
new [] { $"Exception while compiling template: {ex}" });
}
return(MapToLoadResult(razorTemplateLoadResult));
}
public static GeneratedFile ShouldHaveEncoding([NotNull] this GeneratedFile result, [NotNull] Encoding expectedEncoding)
{
if (result == null)
{
throw new ArgumentNullException(nameof(result));
}
if (expectedEncoding == null)
{
throw new ArgumentNullException(nameof(expectedEncoding));
}
var actual = TextEncodingDetector.GetEncoding(result.FullPath);
if (actual != expectedEncoding)
{
throw new SpecificationException($"Incorrect encoding for configuration '{result.ConfigurationName}'. Expected {expectedEncoding}, but was {actual}.");
}
return(result);
}