From 13134ce88de1393bde819151d37d01cee17217a3 Mon Sep 17 00:00:00 2001
From: shane knapp <incomplete@gmail.com>
Date: Mon, 25 Aug 2025 10:46:04 -0700
Subject: [PATCH 1/3] add support for R 4.5.1

---
 repo2docker/buildpacks/r.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/repo2docker/buildpacks/r.py b/repo2docker/buildpacks/r.py
index 9a81f046..094c0ae1 100644
--- a/repo2docker/buildpacks/r.py
+++ b/repo2docker/buildpacks/r.py
@@ -69,6 +69,7 @@ class RBuildPack(PythonBuildPack):
         """
         # Available versions at https://cran.r-project.org/src/base/
         version_map = {
+            "4.5": "4.5.1",
             "4.4": "4.4.2",
             "4.3": "4.3.3",
             "4.2": "4.2.3",

From e58829348d6ec1a2962f0aaac2b3ce1a95dc5063 Mon Sep 17 00:00:00 2001
From: shane knapp <incomplete@gmail.com>
Date: Tue, 26 Aug 2025 11:37:08 -0700
Subject: [PATCH 2/3] porting tests to r4.5.1

---
 tests/r/r4.4-rspm/runtime.txt              | 1 -
 tests/r/{r4.4-rspm => r4.5-rspm}/install.R | 0
 tests/r/r4.5-rspm/runtime.txt              | 1 +
 tests/r/{r4.4-rspm => r4.5-rspm}/verify    | 4 ++--
 4 files changed, 3 insertions(+), 3 deletions(-)
 delete mode 100644 tests/r/r4.4-rspm/runtime.txt
 rename tests/r/{r4.4-rspm => r4.5-rspm}/install.R (100%)
 create mode 100644 tests/r/r4.5-rspm/runtime.txt
 rename tests/r/{r4.4-rspm => r4.5-rspm}/verify (65%)

diff --git a/tests/r/r4.4-rspm/runtime.txt b/tests/r/r4.4-rspm/runtime.txt
deleted file mode 100644
index 1375871d..00000000
--- a/tests/r/r4.4-rspm/runtime.txt
+++ /dev/null
@@ -1 +0,0 @@
-r-4.4-2025-01-01
diff --git a/tests/r/r4.4-rspm/install.R b/tests/r/r4.5-rspm/install.R
similarity index 100%
rename from tests/r/r4.4-rspm/install.R
rename to tests/r/r4.5-rspm/install.R
diff --git a/tests/r/r4.5-rspm/runtime.txt b/tests/r/r4.5-rspm/runtime.txt
new file mode 100644
index 00000000..83911bf8
--- /dev/null
+++ b/tests/r/r4.5-rspm/runtime.txt
@@ -0,0 +1 @@
+r-4.5.1-2025-05-13
diff --git a/tests/r/r4.4-rspm/verify b/tests/r/r4.5-rspm/verify
similarity index 65%
rename from tests/r/r4.4-rspm/verify
rename to tests/r/r4.5-rspm/verify
index 0e02bdd4..6d913061 100755
--- a/tests/r/r4.4-rspm/verify
+++ b/tests/r/r4.5-rspm/verify
@@ -1,9 +1,9 @@
 #!/usr/bin/env Rscript
 library('digest')
 
-# Fail if version is not 4.0
+# Fail if version is not 4.5
 print(version)
-if (!(version$major == "4" && as.double(version$minor) >= 4 && as.double(version$minor) < 5)) {
+if (!(version$major == "4" && as.double(version$minor) >= 5 && as.double(version$minor) < 6)) {
   quit("yes", 1)
 }
 

From 541229b01021c5c8e32e31a56ca9a8cf5dfdf852 Mon Sep 17 00:00:00 2001
From: shane knapp <incomplete@gmail.com>
Date: Tue, 26 Aug 2025 11:40:48 -0700
Subject: [PATCH 3/3] fat-fingered month from the cran repo: 
 https://cran.r-project.org/src/base/R-4/

---
 tests/r/r4.5-rspm/runtime.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/r/r4.5-rspm/runtime.txt b/tests/r/r4.5-rspm/runtime.txt
index 83911bf8..a5718197 100644
--- a/tests/r/r4.5-rspm/runtime.txt
+++ b/tests/r/r4.5-rspm/runtime.txt
@@ -1 +1 @@
-r-4.5.1-2025-05-13
+r-4.5.1-2025-06-13