nl_tokens: @param { IncomingMessage } req @param { string } [ req . url ]
pl_tokens: function faviconRequestHandler ( req , res , next ) { var icon = '' if ( typeof req . url !== 'string' ) { return next ( ) } if ( url . parse ( req . url ) . pathname !== '/favicon.ico' ) { return next ( ) } res . setHeader ( 'content-length' , icon . length ) <mask> . setHeader ( 'content-type' , 'image/x-icon' ) res . send ( icon ) }