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strict-callbag-basics
strict-callbag-basics
firstItemFrom
Function firstItemFrom
first
Item
From
<
A
>
(
self
:
Source
<
A
,
any
>
)
:
Promise
<
A
>
Type Parameters
A
Parameters
self:
Source
<
A
,
any
>
Returns
Promise
<
A
>
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strict-
callbag-
basics
Signal
Subscription
Emitter
Zip
Options
Callback
NONE
Sink
Source
Talkback
NONE
async
EmitterP
asyncP
async
SinkP
audit
TimeP
audit
Time
P_
batch
batch
Count
batch
Count_
batch
Time
batch
Time_
batch
Until
batch
Until_
batch_
buffer
buffer_
catch
Error
catch
Error_
chain
chain
Par
chain
ParP
chain
Par
P_
chain
Par_
chain_
combine
Latest
combine
Latest_
concat
concat_
create
Pipe
delay
delay_
drain
emitter
empty
error
every
filter
filter_
first
Item
From
flatten
for
Each
for
Each_
from
Async
Iter
from
Callback
from
Event
from
EventP
from
Iter
from
ObservableP
from
Promise
from
Promise_
from
Thunk
group
By
group
By_
interval
last
Item
From
map
map
Error
map
Error_
map_
merge
merge
Identical
merge_
never
of
override
Pull
pipe
reduce
reduce_
repeat
repeat
While
repeat
While_
repeat_
resource
run
run_
scan
scan_
share
some
start
With
start
With_
subscribe
switch
Map
switch
Map_
take
take
While
take
While_
take_
tap
tap
Error
tap
Error_
tap_
to
Array
to
Array
Promise
to
Async
Iterable
to
Observable
to
Observable
With
Pull
zip
zip_
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