From 0a2111a6fce8b6b6bea6607030ee5e1f7357733a Mon Sep 17 00:00:00 2001
From: wlandau <will.landau.oss@gmail.com>
Date: Wed, 20 Mar 2024 07:54:53 -0400
Subject: [PATCH] Fix #20

---
 DESCRIPTION              | 2 +-
 NEWS.md                  | 4 ++--
 R/stan_package_compile.R | 5 ++++-
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/DESCRIPTION b/DESCRIPTION
index e1ccdb7..1f41e10 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -11,7 +11,7 @@ Description: Similar to 'rstantools' for 'rstan',
   migrate from 'rstan' to the more modern 'cmdstanr'.
   Packages 'rstantools', 'cmdstanr', 'stannis', and
   'stanapi' are similar Stan clients with different objectives.
-Version: 0.2.1.9000
+Version: 0.2.2
 License: MIT + file LICENSE
 URL: https://wlandau.github.io/instantiate/,
   https://github.com/wlandau/instantiate
diff --git a/NEWS.md b/NEWS.md
index 55843cd..98e846a 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,6 +1,6 @@
-# instantiate 0.2.1.9000 (development)
-
+# instantiate 0.2.2
 
+* Allow downstream packages to install even if `CmdStanR` is not installed (#20, @xinxinc476).
 
 # instantiate 0.2.1
 
diff --git a/R/stan_package_compile.R b/R/stan_package_compile.R
index 8081dd8..d8b6e71 100644
--- a/R/stan_package_compile.R
+++ b/R/stan_package_compile.R
@@ -55,10 +55,13 @@ stan_package_compile <- function(
   threads = FALSE,
   ...
 ) {
-  stan_assert_cmdstanr()
   # Not possible to test in automated tests in one coverage run.
   # Covered in GitHub Actions workflows.
   # nocov start
+  result <- try(stan_assert_cmdstanr())
+  if (inherits(result, "try-error")) {
+    return(invisible())
+  }
   if (!stan_cmdstan_exists(cmdstan_install = cmdstan_install)) {
     stan_cmdstan_message()
     return(invisible())