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Deepkit
Deepkit
type
isNullable
Function isNullable
is
Nullable
(
type
:
Type
)
:
boolean
Checks whether
null
is allowed as type.
Parameters
type:
Type
Returns
boolean
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Sqlite
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Any
Type
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Int
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Type
Index
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Type
Infer
Type
Intersection
Type
Literal
Type
Method
Type
Method
Signature
Type
Never
Type
Null
Type
Number
Type
Object
Type
Object
Literal
Type
Parameter
Type
Promise
Type
Property
Type
Property
Signature
Type
Regexp
Type
Rest
Type
Settings
Type
String
Type
Symbol
Type
Template
Literal
Type
Tuple
Type
Tuple
Member
Type
Type
Parameter
Type
Undefined
Type
Union
Type
Unknown
Type
Void
Typed
Array
Typed
Array
Class
Type
APIClass
APIProperty
After
Date
After
Now
Alpha
Alphanumeric
Annotation
Type
Annotations
Ascii
Auto
Id
Auto
Increment
Back
Reference
Before
Date
Before
Now
Binary
Binary
Big
Int
Class
Decorator
Fn
Class
Decorator
Result
Data
Database
Field
Decimal
Decorator
And
Fetch
Signature
Dual
Decorator
Email
Embedded
Embedded
Meta
Entity
Excluded
Excludes
Exclusive
Maximum
Exclusive
Minimum
Expression
Extract
Api
Data
Type
Extract
Class
Find
Type
Fluid
Decorator
Free
Decorator
Fn
Free
Decorator
Result
Free
Fluid
Decorator
Group
Guard
Includes
Index
Index
Options
Inline
Runtime
Type
JSONEntity
JSONPartial
JSONPartial
Object
JSONSingle
Jit
Container
Map
Name
Max
Length
Maximum
Merge
Min
Length
Minimum
Mongo
Id
Multiple
Of
MySQL
Negative
Negative
No
Zero
Number
Fields
Packed
Parent
Less
Type
Partial
Pattern
Positive
Positive
No
Zero
Postgres
Primary
Key
Primary
Key
Fields
Primary
Key
Type
Property
Decorator
Fn
Property
Decorator
Result
Receive
Type
Reference
Reference
Actions
Reference
Fields
Reset
Decorator
Resolver
Runtime
Stack
Entry
SQLite
Serialize
Function
Serialized
Type
Serialized
Types
Signed
Binary
Big
Int
Template
Template
Hook
Type
Type
Decorator
UUID
Union
To
Intersection
Unique
Validate
Validate
Function
Validator
Meta
Widen
With
Annotations
float
float32
float64
int16
int32
int8
integer
uint16
uint32
uint8
EMAIL_
REGEX
UUIDAnnotation
auto
Increment
Annotation
back
Reference
Annotation
binary
Big
Int
Annotation
binary
Types
change
Set
Symbol
data
Annotation
database
Annotation
default
Annotation
embedded
Annotation
entity
Annotation
excluded
Annotation
group
Annotation
index
Annotation
map
Name
Annotation
meta
Annotation
mongo
Id
Annotation
primary
Key
Annotation
reference
Annotation
reference
Item
Symbol
reference
Symbol
reflection
Class
Symbol
serializable
Kinds
serializer
snapshot
Serializer
type
Decorators
type
Settings
unpopulated
Symbol
uuid
Annotation
validation
Annotation
validators
add
Type
annotate
Class
apply
Scheduled
Annotations
array
Buffer
From
array
Buffer
To
array
Buffer
To
Base64
assert
assert
Type
atomic
Change
base64
To
Array
Buffer
base64
To
Typed
Array
build
Changes
build
Function
call
Extracted
Function
If
Available
cast
cast
Function
clear
Type
Jit
Container
clone
Class
collapse
Path
copy
And
Set
Parent
create
Class
Decorator
Context
create
ConverterJSFor
Member
create
Fluid
Decorator
create
Free
Decorator
Context
create
Property
Decorator
Context
create
Reference
create
Reference
Class
create
Serialize
Function
create
Snapshot
create
Type
Guard
Function
default
Value
deserialize
deserialize
Embedded
deserialize
Function
deserialize
Type
empty
Object
encode
Ops
entity
execute
Templates
extend
Template
Literal
extract
State
To
Function
And
Call
It
find
Member
flatten
flatten
Union
Types
generic
Equal
get
Annotations
get
Back
Reference
Type
get
Change
Detector
get
Class
Type
get
Constructor
Properties
get
Converter
For
Snapshot
get
Embedded
Property
get
Enum
Type
get
Index
Check
get
Key
Type
get
Member
get
Name
Expression
get
Or
Create
Reference
Item
Info
get
Partial
Serialize
Function
get
Primary
Key
Extractor
get
Primary
Key
Hash
Generator
get
Property
get
Reference
Info
get
Reference
Item
Info
get
Reference
Type
get
Serialize
Function
get
Simple
Primary
Key
Hash
Generator
get
Static
Default
Code
For
Property
get
Type
Jit
Container
get
Type
Object
Literal
From
Type
Class
get
Validator
Function
get
Value
Type
guard
handle
Union
has
Circular
Reference
has
Default
Value
has
Embedded
has
Member
has
Type
Information
in
Accessor
index
Access
is
is
Auto
Increment
Type
is
Back
Reference
Type
is
Binary
is
Binary
Big
Int
Type
is
Custom
Type
Class
is
Date
Type
is
Decorator
Context
is
Extendable
is
Global
Type
Class
is
Integer
Type
is
Map
Type
is
Member
is
Mongo
Id
Type
is
Nullable
is
Optional
is
Primary
Key
Type
is
Primitive
is
Property
Member
Type
is
Property
Type
is
Reference
Hydrated
is
Reference
Instance
is
Reference
Type
is
Same
Type
is
Set
Type
is
Type
is
Type
Included
isUUIDType
is
With
Annotations
is
With
Deferred
Decorators
mark
As
Hydrated
member
Name
To
String
merge
merge
Decorator
mixin
narrow
Original
Literal
node
Buffer
To
Array
Buffer
node
Buffer
To
Typed
Array
noop
Template
pack
parameters
To
Tuple
path
Resolver
properties
Of
reflect
reg
Exp
From
String
register
Type
Decorator
remove
Type
Name
resolve
Class
Type
resolve
Foreign
Reflection
Class
resolve
Packed
resolve
Path
resolve
Receive
Type
resolve
Runtime
Type
resolve
Type
Members
serialize
serialize
Array
serialize
Function
serialize
Object
Literal
serialize
Property
Or
Parameter
serialize
Type
sort
Signatures
stringify
Resolved
Type
stringify
Short
Resolved
Type
stringify
Type
stringify
Uuid
t
to
Signature
type
Guard
Array
type
Guard
Embedded
type
Guard
Object
Literal
type
Infer
type
Of
type
To
Object
typed
Array
To
Base64
typed
Array
To
Buffer
unbox
Union
unpack
uuid
validate
validate
Function
validate
Property
Or
Parameter
validated
Deserialize
validates
values
Of
visit
widen
Literal
write
Uuid
Generated using
TypeDoc
Checks whether
nullis allowed as type.