// We use this as a simple lookup for valid file name extensions. This adapter will inspect .mustache (built-in) and infer the relevant handlebars filename
* Determine if the adapter handles compilation of the file
*
* @param filename The template filename
* @return True if the file should be compiled by this adapter, else false.
*/
@Override
publicbooleanhandlesFile(Stringfilename){
// disallow any extension-only files like ".hbs" or ".mustache", and only consider a file compilable if it's handlebars or mustache (from which we later infer the handlebars filename)