Merge pull request #381 from stan-dev/version_check

jgabry · web-flow · commit b7e07ac652f1 · 2020-12-01T14:59:06.000-07:00
Error if CMDSTAN_VERSION is not present
diff --git a/R/path.R b/R/path.R
@@ -157,6 +157,9 @@ read_cmdstan_version <- function(path) {
   }
   makefile <- readLines(makefile_path)
   version_line <- grep("^CMDSTAN_VERSION :=", makefile, value = TRUE)
+  if (length(version_line) == 0) {
+    stop("CmdStan makefile is missing a version number.", call. = FALSE)
+  }
   sub("CMDSTAN_VERSION := ", "", version_line)
 }
 

Original file line number	Diff line number	Diff line change
`@@ -157,6 +157,9 @@ read_cmdstan_version <- function(path) {`
`157`	`157`	`}`
`158`	`158`	`makefile <- readLines(makefile_path)`
`159`	`159`	`version_line <- grep("^CMDSTAN_VERSION :=", makefile, value = TRUE)`
	`160`	`+ if (length(version_line) == 0) {`
	`161`	`+ stop("CmdStan makefile is missing a version number.", call. = FALSE)`
	`162`	`+ }`
`160`	`163`	`sub("CMDSTAN_VERSION := ", "", version_line)`
`161`	`164`	`}`
`162`	`165`