nl_tokens: Get the map of the file extname with processor name .
pl_tokens: function getFileExtnameAssociatedProcessor ( processors ) { let result = Object . keys ( processors ) . reduce ( ( lastValue , processorName ) => { let processor = processors [ processorName ] ; let extnames = processor . extnames || [ ] ; if ( ! Array . isArray ( extnames ) ) { extnames = [ extnames ] ; } addFileExtnameAssociatedProcessor ( extnames , processorName , lastValue ) ; return lastValue ; } , { } ) ; Object . <mask> ( result ) . forEach ( k => sortDefaultProcessors ( result [ k ] , processors ) ) ; return result ; }