private void InnerTranslate(IAsset asset, BabelJsCompiler babelJsCompiler)
{
string newContent;
var assetVirtualPath = asset.VirtualPath;
var options = CreateCompilationOptions(_babelJsConfig);
try
{
newContent = babelJsCompiler.Compile(asset.Content, assetVirtualPath, options);
}
catch (BabelJsCompilerException e)
{
throw new AssetTranslationException(
string.Format(CoreStrings.Translators_TranslationSyntaxError,
INPUT_CODE_TYPE, OUTPUT_CODE_TYPE, assetVirtualPath, e.Message));
}
catch (Exception e)
{
throw new AssetTranslationException(
string.Format(CoreStrings.Translators_TranslationFailed,
INPUT_CODE_TYPE, OUTPUT_CODE_TYPE, assetVirtualPath, e.Message));
}
asset.Content = newContent;
}
/// <summary>
/// Translates a code of asset written on EcmaScript2015 to JS-code
/// </summary>
/// <param name="asset">Asset with code written on EcmaScript2015</param>
/// <returns>Asset with translated code</returns>
public IAsset Translate(IAsset asset)
{
if (asset == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "asset");
}
using (var babelJsCompiler = new BabelJsCompiler(_createJsEngineInstance))
{
InnerTranslate(asset, babelJsCompiler);
}
return asset;
}
/// <summary>
/// Translates a code of assets written on EcmaScript2015 to JS-code
/// </summary>
/// <param name="assets">Set of assets with code written on EcmaScript2015</param>
/// <returns>Set of assets with translated code</returns>
public IList<IAsset> Translate(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.AssetTypeCode == AssetTypeCode.EcmaScript2015).ToList();
if (assetsToProcessing.Count == 0)
{
return assets;
}
using (var babelJsCompiler = new BabelJsCompiler(_createJsEngineInstance))
{
foreach (var asset in assetsToProcessing)
{
InnerTranslate(asset, babelJsCompiler);
}
}
return assets;
}