`GammaPrior`

Class

`GammaPrior-class.Rd`

A class for defining gamma priors to be translated to Stan code.
Objects of class `GammaPrior`

should not be created directly but by
the constructor `gamma_prior()`

.

## Slots

`stan_code`

character. Stan implementation of the prior, with placeholders for gamma stan function parameters surrounded with

`{{`

and`}}`

to be replaced with`glue::glue()`

.`n_param`

integer. Number of prior parameters (2).

`constraint`

character. Support of prior distribution,

`"<lower=0>"`

.`alpha`

numeric. Shape (>0).

`beta`

numeric. Inverse scale (>=0).