Allow models with no parameters without fixed_param=TRUE (in CmdStan >= 2.36)

jgabry · jgabry · commit ec5d9b3d3f7d · 2024-11-25T14:34:58.000-07:00
diff --git a/R/model.R b/R/model.R
@@ -1208,7 +1208,7 @@ sample <- function(data = NULL,
     }
   }
 
-  if (cmdstan_version() >= "2.27.0" && !fixed_param) {
+  if (cmdstan_version() >= "2.27.0" && cmdstan_version() < "2.36.0" && !fixed_param) {
     if (self$has_stan_file() && file.exists(self$stan_file())) {
       if (!is.null(self$variables()) && length(self$variables()$parameters) == 0) {
         stop("Model contains no parameters. Please use 'fixed_param = TRUE'.", call. = FALSE)

Original file line number	Diff line number	Diff line change
`@@ -1208,7 +1208,7 @@ sample <- function(data = NULL,`
`1208`	`1208`	`}`
`1209`	`1209`	`}`
`1210`	`1210`
`1211`		`- if (cmdstan_version() >= "2.27.0" && !fixed_param) {`
	`1211`	`+ if (cmdstan_version() >= "2.27.0" && cmdstan_version() < "2.36.0" && !fixed_param) {`
`1212`	`1212`	`if (self$has_stan_file() && file.exists(self$stan_file())) {`
`1213`	`1213`	`if (!is.null(self$variables()) && length(self$variables()$parameters) == 0) {`
`1214`	`1214`	`stop("Model contains no parameters. Please use 'fixed_param = TRUE'.", call. = FALSE)`