nl_tokens: Private helper functions ---- Concatenate several buffers to one .
pl_tokens: function concatBuffers ( buffers ) { var <mask> , cur = 0 , buf ; // First we calculate the total length, total = buffers . reduce ( function ( tot , b ) { return tot + b . length ; } , 0 ) ; // then we allocate a new Buffer large enough to contain all data, buf = new Buffer ( total ) ; buffers . forEach ( function ( buffer ) { // finally we copy the data into the new larger buffer. buffer . copy ( buf , cur , 0 ) ; cur += buffer . length ; } ) ; return buf ; }