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destroy
Destroy a stream.
This module is meant to ensure a stream gets destroyed, handling different APIs and Node.js bugs.
API
var destroy = require('destroy')
destroy(stream [, suppress])
Destroy the given stream, and optionally suppress any future error
events.
In most cases, this is identical to a simple stream.destroy()
call. The rules
are as follows for a given stream:
- If the
stream
is an instance ofReadStream
, then callstream.destroy()
and add a listener to theopen
event to callstream.close()
if it is fired. This is for a Node.js bug that will leak a file descriptor if.destroy()
is called beforeopen
. - If the
stream
is an instance of a zlib stream, then callstream.destroy()
and close the underlying zlib handle if open, otherwise callstream.close()
. This is for consistency across Node.js versions and a Node.js bug that will leak a native zlib handle. - If the
stream
is not an instance ofStream
, then nothing happens. - If the
stream
has a.destroy()
method, then call it.
The function returns the stream
passed in as the argument.
Example
var destroy = require('destroy')
var fs = require('fs')
var stream = fs.createReadStream('package.json')
// ... and later
destroy(stream)