55 lines
1.8 KiB
GDScript3
55 lines
1.8 KiB
GDScript3
|
## Returns an observable sequence that contains a single element,
|
||
|
|
## using the specified scheduler to send out observer messages.
|
||
|
|
## There is an alias called [method __GDRx_Singleton__.just].
|
||
|
|
## [br]
|
||
|
|
## [b]Examples:[/b]
|
||
|
|
## [codeblock]
|
||
|
|
## var res = GDRx.obs.return_value(42)
|
||
|
|
## var res = GDRx.obs.return_value(42, GDRx.TimeoutScheduler_)
|
||
|
|
## var res = GDRx.just(42)
|
||
|
|
## [/codeblock]
|
||
|
|
## [br]
|
||
|
|
## [b]Args:[/b]
|
||
|
|
## [br]
|
||
|
|
## [code]value[/code] Single element in the resulting observable sequence.
|
||
|
|
## [br][br]
|
||
|
|
## [b]Returns:[/b]
|
||
|
|
## [br]
|
||
|
|
## An observable sequence containing the single specified
|
||
|
|
## element.
|
||
|
|
static func return_value_(value, scheduler : SchedulerBase = null) -> Observable:
|
||
|
|
var subscribe = func(observer : ObserverBase, scheduler_ : SchedulerBase = null) -> DisposableBase:
|
||
|
|
var _scheduler
|
||
|
|
if scheduler != null: _scheduler = scheduler
|
||
|
|
elif scheduler_ != null: _scheduler = scheduler_
|
||
|
|
else: _scheduler = CurrentThreadScheduler.singleton()
|
||
|
|
|
||
|
|
var action = func(_scheduler : SchedulerBase, _state = null):
|
||
|
|
observer.on_next(value)
|
||
|
|
observer.on_completed()
|
||
|
|
|
||
|
|
return _scheduler.schedule(action)
|
||
|
|
|
||
|
|
return Observable.new(subscribe)
|
||
|
|
|
||
|
|
static func from_callable_(supplier : Callable, scheduler : SchedulerBase = null) -> Observable:
|
||
|
|
var subscribe = func(observer : ObserverBase, scheduler_ : SchedulerBase = null) -> DisposableBase:
|
||
|
|
var _scheduler
|
||
|
|
if scheduler != null: _scheduler = scheduler
|
||
|
|
elif scheduler_ != null: _scheduler = scheduler_
|
||
|
|
else: _scheduler = CurrentThreadScheduler.singleton()
|
||
|
|
|
||
|
|
var action = func(__ : SchedulerBase, ___ = null):
|
||
|
|
GDRx.try(func():
|
||
|
|
observer.on_next(supplier.call())
|
||
|
|
observer.on_completed()
|
||
|
|
) \
|
||
|
|
.catch("Error", func(e):
|
||
|
|
observer.on_error(e)
|
||
|
|
) \
|
||
|
|
.end_try_catch()
|
||
|
|
|
||
|
|
return _scheduler.schedule(action)
|
||
|
|
|
||
|
|
return Observable.new(subscribe)
|