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@thi.ng/atom
@thi.ng/atom
IHistory
Interface IHistory<T>
interface
IHistory
<
T
>
{
addWatch
(
id
,
fn
)
:
boolean
;
canRedo
(
)
:
boolean
;
canUndo
(
)
:
boolean
;
clear
(
)
:
void
;
deref
(
)
:
T
;
notifyWatches
(
oldState
,
newState
)
:
void
;
record
(
)
:
void
;
redo
(
)
:
undefined
|
T
;
release
(
opt
?
)
:
boolean
;
removeWatch
(
id
)
:
boolean
;
reset
(
val
)
:
T
;
resetIn
(
path
,
val
)
:
T
;
resetIn
<
A
>
(
path
,
val
)
:
T
;
resetIn
<
A
,
B
>
(
path
,
val
)
:
T
;
resetIn
<
A
,
B
,
C
>
(
path
,
val
)
:
T
;
resetIn
<
A
,
B
,
C
,
D
>
(
path
,
val
)
:
T
;
resetIn
<
A
,
B
,
C
,
D
,
E
>
(
path
,
val
)
:
T
;
resetIn
<
A
,
B
,
C
,
D
,
E
,
F
>
(
path
,
val
)
:
T
;
resetInUnsafe
(
path
,
val
)
:
T
;
swap
(
fn
,
...
args
)
:
T
;
swapIn
<
A
>
(
path
,
fn
,
...
args
)
:
T
;
swapIn
<
A
>
(
path
,
fn
,
...
args
)
:
T
;
swapIn
<
A
,
B
>
(
path
,
fn
,
...
args
)
:
T
;
swapIn
<
A
,
B
,
C
>
(
path
,
fn
,
...
args
)
:
T
;
swapIn
<
A
,
B
,
C
,
D
>
(
path
,
fn
,
...
args
)
:
T
;
swapIn
<
A
,
B
,
C
,
D
,
E
>
(
path
,
fn
,
...
args
)
:
T
;
swapIn
<
A
,
B
,
C
,
D
,
E
,
F
>
(
path
,
fn
,
...
args
)
:
T
;
swapInUnsafe
(
path
,
fn
,
...
args
)
:
T
;
undo
(
)
:
undefined
|
T
;
}
Type Parameters
T
Hierarchy (
view full
)
IAtom
<
T
>
IClear
IHistory
Implemented by
History
Index
Methods
add
Watch
can
Redo
can
Undo
clear
deref
notify
Watches
record
redo
release
remove
Watch
reset
reset
In
reset
In
Unsafe
swap
swap
In
swap
In
Unsafe
undo
Methods
add
Watch
add
Watch
(
id
,
fn
)
:
boolean
Parameters
id
:
string
fn
:
Watch
<
T
>
Returns
boolean
can
Redo
can
Redo
(
)
:
boolean
Returns
boolean
can
Undo
can
Undo
(
)
:
boolean
Returns
boolean
clear
clear
(
)
:
void
Returns
void
deref
deref
(
)
:
T
Returns wrapped value.
Returns
T
notify
Watches
notify
Watches
(
oldState
,
newState
)
:
void
Parameters
oldState
:
T
newState
:
T
Returns
void
record
record
(
)
:
void
Returns
void
redo
redo
(
)
:
undefined
|
T
Returns
undefined
|
T
release
release
(
opt
?
)
:
boolean
Parameters
Optional
opt
:
any
Returns
boolean
remove
Watch
remove
Watch
(
id
)
:
boolean
Parameters
id
:
string
Returns
boolean
reset
reset
(
val
)
:
T
Parameters
val
:
T
Returns
T
reset
In
reset
In
(
path
,
val
)
:
T
Parameters
path
:
readonly
[
]
val
:
T
Returns
T
reset
In
<
A
>
(
path
,
val
)
:
T
Type Parameters
A
Parameters
path
:
Path1
<
T
,
A
>
val
:
ValNReducer
<
T
,
A
,
[
]
>
Returns
T
reset
In
<
A
,
B
>
(
path
,
val
)
:
T
Type Parameters
A
B
Parameters
path
:
Path2
<
T
,
A
,
B
>
val
:
ValNReducer
<
T
,
A
,
[
B
]
>
Returns
T
reset
In
<
A
,
B
,
C
>
(
path
,
val
)
:
T
Type Parameters
A
B
C
Parameters
path
:
Path3
<
T
,
A
,
B
,
C
>
val
:
ValNReducer
<
T
,
A
,
[
B
,
C
]
>
Returns
T
reset
In
<
A
,
B
,
C
,
D
>
(
path
,
val
)
:
T
Type Parameters
A
B
C
D
Parameters
path
:
Path4
<
T
,
A
,
B
,
C
,
D
>
val
:
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
]
>
Returns
T
reset
In
<
A
,
B
,
C
,
D
,
E
>
(
path
,
val
)
:
T
Type Parameters
A
B
C
D
E
Parameters
path
:
Path5
<
T
,
A
,
B
,
C
,
D
,
E
>
val
:
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
,
E
]
>
Returns
T
reset
In
<
A
,
B
,
C
,
D
,
E
,
F
>
(
path
,
val
)
:
T
Type Parameters
A
B
C
D
E
F
Parameters
path
:
Path6
<
T
,
A
,
B
,
C
,
D
,
E
,
F
>
val
:
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
,
E
,
F
]
>
Returns
T
reset
In
Unsafe
reset
In
Unsafe
(
path
,
val
)
:
T
Parameters
path
:
Path
val
:
any
Returns
T
swap
swap
(
fn
,
...
args
)
:
T
Parameters
fn
:
SwapFn
<
T
,
T
>
Rest
...
args
:
any
[]
Returns
T
swap
In
swap
In
<
A
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
Parameters
path
:
readonly
[
]
fn
:
SwapFn
<
T
,
T
>
Rest
...
args
:
any
[]
Returns
T
swap
In
<
A
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
Parameters
path
:
Path1
<
T
,
A
>
fn
:
SwapFn
<
OptVal
<
IsOptR
<
T
,
A
,
[
]
>
,
ValNReducer
<
T
,
A
,
[
]
>
>
,
ValNReducer
<
T
,
A
,
[
]
>
>
Rest
...
args
:
any
[]
Returns
T
swap
In
<
A
,
B
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
B
Parameters
path
:
Path2
<
T
,
A
,
B
>
fn
:
SwapFn
<
OptVal
<
IsOptR
<
T
,
A
,
[
B
]
>
,
ValNReducer
<
T
,
A
,
[
B
]
>
>
,
ValNReducer
<
T
,
A
,
[
B
]
>
>
Rest
...
args
:
any
[]
Returns
T
swap
In
<
A
,
B
,
C
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
B
C
Parameters
path
:
Path3
<
T
,
A
,
B
,
C
>
fn
:
SwapFn
<
OptVal
<
IsOptR
<
T
,
A
,
[
B
,
C
]
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
]
>
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
]
>
>
Rest
...
args
:
any
[]
Returns
T
swap
In
<
A
,
B
,
C
,
D
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
B
C
D
Parameters
path
:
Path4
<
T
,
A
,
B
,
C
,
D
>
fn
:
SwapFn
<
OptVal
<
IsOptR
<
T
,
A
,
[
B
,
C
,
D
]
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
]
>
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
]
>
>
Rest
...
args
:
any
[]
Returns
T
swap
In
<
A
,
B
,
C
,
D
,
E
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
B
C
D
E
Parameters
path
:
Path5
<
T
,
A
,
B
,
C
,
D
,
E
>
fn
:
SwapFn
<
OptVal
<
IsOptR
<
T
,
A
,
[
B
,
C
,
D
,
E
]
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
,
E
]
>
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
,
E
]
>
>
Rest
...
args
:
any
[]
Returns
T
swap
In
<
A
,
B
,
C
,
D
,
E
,
F
>
(
path
,
fn
,
...
args
)
:
T
Type Parameters
A
B
C
D
E
F
Parameters
path
:
Path6
<
T
,
A
,
B
,
C
,
D
,
E
,
F
>
fn
:
SwapFn
<
OptVal
<
IsOptR
<
T
,
A
,
[
B
,
C
,
D
,
E
,
F
]
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
,
E
,
F
]
>
>
,
ValNReducer
<
T
,
A
,
[
B
,
C
,
D
,
E
,
F
]
>
>
Rest
...
args
:
any
[]
Returns
T
swap
In
Unsafe
swap
In
Unsafe
(
path
,
fn
,
...
args
)
:
T
Parameters
path
:
Path
fn
:
SwapFn
<
any
,
any
>
Rest
...
args
:
any
[]
Returns
T
undo
undo
(
)
:
undefined
|
T
Returns
undefined
|
T
Settings
Member Visibility
Protected
Inherited
External
Theme
OS
Light
Dark
On This Page
add
Watch
can
Redo
can
Undo
clear
deref
notify
Watches
record
redo
release
remove
Watch
reset
reset
In
reset
In
Unsafe
swap
swap
In
swap
In
Unsafe
undo
@thi.ng/atom
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Returns wrapped value.