Function: getMetadata()

Get the metadata value for a given key from a class.

Param

The class to get the metadata from.

Param

The key of the metadata to retrieve.

Param

The default value to return if the metadata key is not found.

Call Signature

function getMetadata<TClass, UReturn>(Class, key): undefined | UReturn;

Get the metadata value for a given key from a class.

Type Parameters

TClass

TClass extends ClassType

UReturn

UReturn = unknown

Parameters

Class

TClass

The class to get the metadata from.

key

PropertyKey

The key of the metadata to retrieve.

Returns

undefined | UReturn

The metadata value or the default value if the key does not exist.

Param

The class to get the metadata from.

Param

The key of the metadata to retrieve.

Param

The default value to return if the metadata key is not found.

Call Signature

function getMetadata<TClass, UReturn>(
   Class, 
   key, 
   fallback): UReturn;

Get the metadata value for a given key from a class.

Type Parameters

TClass

TClass extends ClassType

UReturn

UReturn = unknown

Parameters

Class

TClass

The class to get the metadata from.

key

PropertyKey

The key of the metadata to retrieve.

fallback

UReturn

The default value to return if the metadata key is not found.

Returns

UReturn

The metadata value or the default value if the key does not exist.

Param

The class to get the metadata from.

Param

The key of the metadata to retrieve.

Param

The default value to return if the metadata key is not found.