[F] getHttpOperation
function getHttpOperation(   program,   operation,   options?): [HttpOperation, readonly Diagnostic[]];Return the Http Operation details for a given TypeSpec operation.
Parameters
| Parameter | Type | Description | 
|---|---|---|
| program | Program | - | 
| operation | Operation | Operation | 
| options? | RouteResolutionOptions | Optional option on how to resolve the http details. | 
Returns
[HttpOperation, readonly Diagnostic[]]