/// <summary>
/// Actualizes a vendor prefixes in CSS assets by using Andrey Sitnik's Autoprefixer
/// </summary>
/// <param name="assets">Set of CSS assets</param>
/// <returns>Set of processed CSS assets</returns>
public override IList <IAsset> PostProcess(IList <IAsset> assets)
{
if (assets == null)
{
throw new ArgumentNullException(
nameof(assets),
string.Format(CoreStrings.Common_ArgumentIsNull, nameof(assets))
);
}
if (assets.Count == 0)
{
return(assets);
}
var assetsToProcessing = assets.Where(a => a.IsStylesheet).ToList();
if (assetsToProcessing.Count == 0)
{
return(assets);
}
AutoprefixingOptions options = CreateAutoprefixingOptions();
using (var cssAutoprefixer = new CssAutoprefixer(_createJsEngineInstance, _virtualFileSystemWrapper, options))
{
foreach (var asset in assetsToProcessing)
{
InnerPostProcess(asset, cssAutoprefixer);
}
}
return(assets);
}
private void InnerPostProcess(IAsset asset, CssAutoprefixer cssAutoprefixer)
{
string newContent;
string assetUrl = asset.Url;
IList <string> dependencies;
try
{
AutoprefixingResult result = cssAutoprefixer.Process(asset.Content, asset.Url);
newContent = result.ProcessedContent;
dependencies = result.IncludedFilePaths;
}
catch (CssAutoprefixingException e)
{
throw new AssetPostProcessingException(
string.Format(CoreStrings.PostProcessors_PostprocessingSyntaxError,
CODE_TYPE, assetUrl, POSTPROCESSOR_NAME, e.Message));
}
catch (Exception e)
{
throw new AssetPostProcessingException(
string.Format(CoreStrings.PostProcessors_PostprocessingFailed,
CODE_TYPE, assetUrl, POSTPROCESSOR_NAME, e.Message), e);
}
asset.Content = newContent;
asset.VirtualPathDependencies = asset.VirtualPathDependencies.Union(dependencies).ToList();
}
/// <summary>
/// Actualizes a vendor prefixes in CSS asset by using Andrey Sitnik's Autoprefixer
/// </summary>
/// <param name="asset">CSS asset</param>
/// <returns>Processed CSS asset</returns>
public override IAsset PostProcess(IAsset asset)
{
if (asset == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "asset");
}
AutoprefixingOptions options = CreateAutoprefixingOptions();
using (var cssAutoprefixer = new CssAutoprefixer(_createJsEngineInstance, _virtualFileSystemWrapper, options))
{
InnerPostProcess(asset, cssAutoprefixer);
}
return(asset);
}
/// <summary>
/// Actualizes a vendor prefixes in CSS asset by using Andrey Sitnik's Autoprefixer
/// </summary>
/// <param name="asset">CSS asset</param>
/// <returns>Processed CSS asset</returns>
public override IAsset PostProcess(IAsset asset)
{
if (asset == null)
{
throw new ArgumentNullException(
nameof(asset),
string.Format(CoreStrings.Common_ArgumentIsNull, nameof(asset))
);
}
AutoprefixingOptions options = CreateAutoprefixingOptions();
using (var cssAutoprefixer = new CssAutoprefixer(_createJsEngineInstance, _virtualFileSystemWrapper, options))
{
InnerPostProcess(asset, cssAutoprefixer);
}
return(asset);
}
private void InnerPostProcess(IAsset asset, CssAutoprefixer cssAutoprefixer)
{
string newContent;
string assetUrl = asset.Url;
try
{
newContent = cssAutoprefixer.Process(asset.Content, asset.Url);
}
catch (CssAutoprefixingException e)
{
throw new AssetPostProcessingException(
string.Format(CoreStrings.PostProcessors_PostprocessingSyntaxError,
CODE_TYPE, assetUrl, POSTPROCESSOR_NAME, e.Message));
}
catch (Exception e)
{
throw new AssetPostProcessingException(
string.Format(CoreStrings.PostProcessors_PostprocessingFailed,
CODE_TYPE, assetUrl, POSTPROCESSOR_NAME, e.Message), e);
}
asset.Content = newContent;
}
/// <summary>
/// Actualizes a vendor prefixes in CSS-assets by using Andrey Sitnik's Autoprefixer
/// </summary>
/// <param name="assets">Set of CSS-assets</param>
/// <returns>Set of processed CSS-assets</returns>
public override IList<IAsset> PostProcess(IList<IAsset> assets)
{
if (assets == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "assets");
}
if (assets.Count == 0)
{
return assets;
}
var assetsToProcessing = assets.Where(a => a.IsStylesheet).ToList();
if (assetsToProcessing.Count == 0)
{
return assets;
}
AutoprefixingOptions options = CreateAutoprefixingOptions();
using (var cssAutoprefixer = new CssAutoprefixer(_createJsEngineInstance, options))
{
foreach (var asset in assetsToProcessing)
{
InnerPostProcess(asset, cssAutoprefixer);
}
}
return assets;
}
/// <summary>
/// Actualizes a vendor prefixes in CSS-asset by using Andrey Sitnik's Autoprefixer
/// </summary>
/// <param name="asset">CSS-asset</param>
/// <returns>Processed CSS-asset</returns>
public override IAsset PostProcess(IAsset asset)
{
if (asset == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "asset");
}
AutoprefixingOptions options = CreateAutoprefixingOptions();
using (var cssAutoprefixer = new CssAutoprefixer(_createJsEngineInstance, options))
{
InnerPostProcess(asset, cssAutoprefixer);
}
return asset;
}
