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Globals
"utils/devnull"
DevNull
Class DevNull
Hierarchy
Duplex
DevNull
Implements
ReadableStream
Writable
Index
Constructors
constructor
Properties
readable
writable
default
Max
Listeners
Methods
_read
_write
add
Listener
emit
end
event
Names
get
Max
Listeners
is
Paused
listener
Count
listeners
on
once
pause
pipe
prepend
Listener
prepend
Once
Listener
push
read
remove
All
Listeners
remove
Listener
resume
set
Default
Encoding
set
Encoding
set
Max
Listeners
unpipe
unshift
wrap
write
listener
Count
Constructors
constructor
new
Dev
Null
(
opts
?:
DuplexOptions
)
:
DevNull
Parameters
Optional
opts:
DuplexOptions
Returns
DevNull
Properties
readable
readable
:
boolean
writable
writable
:
boolean
Static
default
Max
Listeners
default
Max
Listeners
:
number
Methods
_read
_read
(
)
:
void
Returns
void
_write
_write
(
chunk
:
any
, enc
:
any
, cb
:
Function
)
:
void
Parameters
chunk:
any
enc:
any
cb:
Function
Returns
void
add
Listener
add
Listener
(
event
:
string
, listener
:
Function
)
:
this
add
Listener
(
event
:
"close"
, listener
:
function
)
:
this
add
Listener
(
event
:
"data"
, listener
:
function
)
:
this
add
Listener
(
event
:
"end"
, listener
:
function
)
:
this
add
Listener
(
event
:
"readable"
, listener
:
function
)
:
this
add
Listener
(
event
:
"error"
, listener
:
function
)
:
this
Event emitter The defined events on documents including:
close
data
end
readable
error
Parameters
event:
string
listener:
Function
Returns
this
Parameters
event:
"close"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"data"
listener:
function
(
chunk
:
Buffer
|
string
)
:
void
Parameters
chunk:
Buffer
|
string
Returns
void
Returns
this
Parameters
event:
"end"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"readable"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"error"
listener:
function
(
err
:
Error
)
:
void
Parameters
err:
Error
Returns
void
Returns
this
emit
emit
(
event
:
string
|
symbol
,
...
args
:
any
[]
)
:
boolean
emit
(
event
:
"close"
)
:
boolean
emit
(
event
:
"data"
, chunk
:
Buffer
|
string
)
:
boolean
emit
(
event
:
"end"
)
:
boolean
emit
(
event
:
"readable"
)
:
boolean
emit
(
event
:
"error"
, err
:
Error
)
:
boolean
Parameters
event:
string
|
symbol
Rest
...
args:
any
[]
Returns
boolean
Parameters
event:
"close"
Returns
boolean
Parameters
event:
"data"
chunk:
Buffer
|
string
Returns
boolean
Parameters
event:
"end"
Returns
boolean
Parameters
event:
"readable"
Returns
boolean
Parameters
event:
"error"
err:
Error
Returns
boolean
end
end
(
cb
?:
Function
)
:
void
end
(
chunk
:
any
, cb
?:
Function
)
:
void
end
(
chunk
:
any
, encoding
?:
string
, cb
?:
Function
)
:
void
Parameters
Optional
cb:
Function
Returns
void
Parameters
chunk:
any
Optional
cb:
Function
Returns
void
Parameters
chunk:
any
Optional
encoding:
string
Optional
cb:
Function
Returns
void
event
Names
event
Names
(
)
:
(
string
|
symbol
)
[]
Returns
(
string
|
symbol
)
[]
get
Max
Listeners
get
Max
Listeners
(
)
:
number
Returns
number
is
Paused
is
Paused
(
)
:
boolean
Returns
boolean
listener
Count
listener
Count
(
type
:
string
|
symbol
)
:
number
Parameters
type:
string
|
symbol
Returns
number
listeners
listeners
(
event
:
string
|
symbol
)
:
Function
[]
Parameters
event:
string
|
symbol
Returns
Function
[]
on
on
(
event
:
string
, listener
:
Function
)
:
this
on
(
event
:
"close"
, listener
:
function
)
:
this
on
(
event
:
"data"
, listener
:
function
)
:
this
on
(
event
:
"end"
, listener
:
function
)
:
this
on
(
event
:
"readable"
, listener
:
function
)
:
this
on
(
event
:
"error"
, listener
:
function
)
:
this
Parameters
event:
string
listener:
Function
Returns
this
Parameters
event:
"close"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"data"
listener:
function
(
chunk
:
Buffer
|
string
)
:
void
Parameters
chunk:
Buffer
|
string
Returns
void
Returns
this
Parameters
event:
"end"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"readable"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"error"
listener:
function
(
err
:
Error
)
:
void
Parameters
err:
Error
Returns
void
Returns
this
once
once
(
event
:
string
, listener
:
Function
)
:
this
once
(
event
:
"close"
, listener
:
function
)
:
this
once
(
event
:
"data"
, listener
:
function
)
:
this
once
(
event
:
"end"
, listener
:
function
)
:
this
once
(
event
:
"readable"
, listener
:
function
)
:
this
once
(
event
:
"error"
, listener
:
function
)
:
this
Parameters
event:
string
listener:
Function
Returns
this
Parameters
event:
"close"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"data"
listener:
function
(
chunk
:
Buffer
|
string
)
:
void
Parameters
chunk:
Buffer
|
string
Returns
void
Returns
this
Parameters
event:
"end"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"readable"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"error"
listener:
function
(
err
:
Error
)
:
void
Parameters
err:
Error
Returns
void
Returns
this
pause
pause
(
)
:
this
Returns
this
pipe
pipe<T>
(
destination
:
T
, options
?:
object
)
:
T
Type parameters
T
:
WritableStream
Parameters
destination:
T
Optional
options:
object
Optional
end
?:
boolean
Returns
T
prepend
Listener
prepend
Listener
(
event
:
string
, listener
:
Function
)
:
this
prepend
Listener
(
event
:
"close"
, listener
:
function
)
:
this
prepend
Listener
(
event
:
"data"
, listener
:
function
)
:
this
prepend
Listener
(
event
:
"end"
, listener
:
function
)
:
this
prepend
Listener
(
event
:
"readable"
, listener
:
function
)
:
this
prepend
Listener
(
event
:
"error"
, listener
:
function
)
:
this
Parameters
event:
string
listener:
Function
Returns
this
Parameters
event:
"close"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"data"
listener:
function
(
chunk
:
Buffer
|
string
)
:
void
Parameters
chunk:
Buffer
|
string
Returns
void
Returns
this
Parameters
event:
"end"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"readable"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"error"
listener:
function
(
err
:
Error
)
:
void
Parameters
err:
Error
Returns
void
Returns
this
prepend
Once
Listener
prepend
Once
Listener
(
event
:
string
, listener
:
Function
)
:
this
prepend
Once
Listener
(
event
:
"close"
, listener
:
function
)
:
this
prepend
Once
Listener
(
event
:
"data"
, listener
:
function
)
:
this
prepend
Once
Listener
(
event
:
"end"
, listener
:
function
)
:
this
prepend
Once
Listener
(
event
:
"readable"
, listener
:
function
)
:
this
prepend
Once
Listener
(
event
:
"error"
, listener
:
function
)
:
this
Parameters
event:
string
listener:
Function
Returns
this
Parameters
event:
"close"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"data"
listener:
function
(
chunk
:
Buffer
|
string
)
:
void
Parameters
chunk:
Buffer
|
string
Returns
void
Returns
this
Parameters
event:
"end"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"readable"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"error"
listener:
function
(
err
:
Error
)
:
void
Parameters
err:
Error
Returns
void
Returns
this
push
push
(
chunk
:
any
, encoding
?:
string
)
:
boolean
Parameters
chunk:
any
Optional
encoding:
string
Returns
boolean
read
read
(
size
?:
number
)
:
any
Parameters
Optional
size:
number
Returns
any
remove
All
Listeners
remove
All
Listeners
(
event
?:
string
|
symbol
)
:
this
Parameters
Optional
event:
string
|
symbol
Returns
this
remove
Listener
remove
Listener
(
event
:
string
, listener
:
Function
)
:
this
remove
Listener
(
event
:
"close"
, listener
:
function
)
:
this
remove
Listener
(
event
:
"data"
, listener
:
function
)
:
this
remove
Listener
(
event
:
"end"
, listener
:
function
)
:
this
remove
Listener
(
event
:
"readable"
, listener
:
function
)
:
this
remove
Listener
(
event
:
"error"
, listener
:
function
)
:
this
Parameters
event:
string
listener:
Function
Returns
this
Parameters
event:
"close"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"data"
listener:
function
(
chunk
:
Buffer
|
string
)
:
void
Parameters
chunk:
Buffer
|
string
Returns
void
Returns
this
Parameters
event:
"end"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"readable"
listener:
function
(
)
:
void
Returns
void
Returns
this
Parameters
event:
"error"
listener:
function
(
err
:
Error
)
:
void
Parameters
err:
Error
Returns
void
Returns
this
resume
resume
(
)
:
this
Returns
this
set
Default
Encoding
set
Default
Encoding
(
encoding
:
string
)
:
this
Parameters
encoding:
string
Returns
this
set
Encoding
set
Encoding
(
encoding
:
string
)
:
this
Parameters
encoding:
string
Returns
this
set
Max
Listeners
set
Max
Listeners
(
n
:
number
)
:
this
Parameters
n:
number
Returns
this
unpipe
unpipe<T>
(
destination
?:
T
)
:
this
Type parameters
T
:
WritableStream
Parameters
Optional
destination:
T
Returns
this
unshift
unshift
(
chunk
:
any
)
:
void
Parameters
chunk:
any
Returns
void
wrap
wrap
(
oldStream
:
ReadableStream
)
:
Readable
Parameters
oldStream:
ReadableStream
Returns
Readable
write
write
(
chunk
:
any
, cb
?:
Function
)
:
boolean
write
(
chunk
:
any
, encoding
?:
string
, cb
?:
Function
)
:
boolean
Parameters
chunk:
any
Optional
cb:
Function
Returns
boolean
Parameters
chunk:
any
Optional
encoding:
string
Optional
cb:
Function
Returns
boolean
Static
listener
Count
listener
Count
(
emitter
:
EventEmitter
, event
:
string
|
symbol
)
:
number
Parameters
emitter:
EventEmitter
event:
string
|
symbol
Returns
number
Globals
"utils/devnull"
Dev
Null
constructor
readable
writable
default
Max
Listeners
_read
_write
add
Listener
emit
end
event
Names
get
Max
Listeners
is
Paused
listener
Count
listeners
on
once
pause
pipe
prepend
Listener
prepend
Once
Listener
push
read
remove
All
Listeners
remove
Listener
resume
set
Default
Encoding
set
Encoding
set
Max
Listeners
unpipe
unshift
wrap
write
listener
Count
Generated using
TypeDoc
Event emitter The defined events on documents including: