/// <summary>
/// Constructs a instance of CSS autoprefixer
/// </summary>
/// <param name="createJsEngineInstance">Delegate that creates an instance of JS engine</param>
/// <param name="virtualFileSystemWrapper">Virtual file system wrapper</param>
/// <param name="options">Autoprefixing options</param>
public CssAutoprefixer(Func <IJsEngine> createJsEngineInstance,
IVirtualFileSystemWrapper virtualFileSystemWrapper,
AutoprefixingOptions options)
{
_jsEngine = createJsEngineInstance();
_virtualFileSystemWrapper = virtualFileSystemWrapper;
_options = options ?? new AutoprefixingOptions();
_optionsString = ConvertAutoprefixingOptionsToJson(_options).ToString();
}
/// <summary>
/// Converts a autoprefixing options to JSON
/// </summary>
/// <param name="options">Autoprefixing options</param>
/// <returns>Autoprefixing options in JSON format</returns>
private JObject ConvertAutoprefixingOptionsToJson(AutoprefixingOptions options)
{
var optionsJson = new JObject(
new JProperty("browsers", new JArray(options.Browsers)),
new JProperty("cascade", options.Cascade),
new JProperty("add", options.Add),
new JProperty("remove", options.Remove),
new JProperty("supports", options.Supports),
new JProperty("flexbox", options.Flexbox),
new JProperty("grid", options.Grid),
new JProperty("stats", GetCustomStatisticsFromFile(options.Stats))
);
return(optionsJson);
}