[F] getExtensions
function getExtensions(program, entity): ReadonlyMap<`x-${string}`, any>;Get extensions set for the given type.
Parameters
Section titled “Parameters”| Parameter | Type | Description | 
|---|---|---|
| program | Program | Program | 
| entity | Type | Type | 
Returns
Section titled “Returns”ReadonlyMap<`x-${string}`, any>