A transform stream which segregates a sentinel value into its own 'data' event.
A transform stream that finds a sentinal value in a data stream, and then emits it as a seperate data event.
Any time you want to take a particular action if a certain value appears in a stream, e.g. splitting a stream, stopping a stream early, etc.
sentinal = new Sentinal(sep) returns a transform
sep is a buffered string. It will be stored on
var Sentinal = require'sentinal-stream'through = require'through' // npm.im/throughfrom = require'from' // npm.im/fromsentence = ''var periods = '|||'var source = from'||| is the delimiter.'' Sometimes it fits|||''Sometimes it might take''more than one line|||''Look||| two per chunk|||''||| or ||| even ||| three!''And sometimes only part ||''| Of the separator fits.'var gather_wipe = throughifdata === periodsseperatorsentence && console.logsentence + '.'sentence = ''returnsentence += datasourcepipeperiodspipegather_wipe
is the delimiter. Sometimes it fits.Sometimes it might take more than one line.Look. two per chunk.or even three! And sometimes only part .Of the seperator fits.