From 9053e48e3ce0dc69f80f9c151b00c24c138f5fbd Mon Sep 17 00:00:00 2001
From: Dilum Aluthge <dilum@aluthge.com>
Date: Sat, 7 Mar 2026 14:18:02 -0500
Subject: [PATCH] Add `min-minor` and `min-patch`

---
 src/installer.ts | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/installer.ts b/src/installer.ts
index b4f7e15..29d829c 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -174,20 +174,26 @@ export function getJuliaVersion(availableReleases: string[], versionInput: strin
     if (semver.valid(versionInput) == versionInput || versionInput.endsWith('nightly')) {
         // versionInput is a valid version or a nightly version, use it directly
         version = versionInput
-    } else if (versionInput == "min") {
+    } else if (versionInput == "min" || versionInput == "min-minor" || versionInput == "min-patch") {
         // Resolve "min" to the minimum supported Julia version compatible with the project file
         if (!juliaCompatRange) {
-            throw new Error('Unable to use version "min" when the Julia project file does not specify a compat for Julia')
+            throw new Error('Unable to use version "min" (or "min-minor" or "min-patch") when the Julia project file does not specify a compat for Julia')
         }
         // true_min_version is the actual minimum
         // E.g. if the Julia [compat] entry is "1.10", then true_min_version is v"1.10.0"
         let true_min_version = semver.minSatisfying(availableReleases, juliaCompatRange, {includePrerelease})
         let my_tilde_range = `~${true_min_version}`
         // min_with_latest_patch is the minimum major/minor, but latest patch
-        // E.g. if the Julia [compat] entry is "1.10", then true__version is v"1.10.10" (or whatever the latest 1.10.x patch is)
+        // E.g. if the Julia [compat] entry is "1.10", then true__version is v"1.10.11" (or whatever the latest 1.10.x patch is)
         // https://github.com/julia-actions/setup-julia/issues/372
         let min_with_latest_patch = semver.maxSatisfying(availableReleases, my_tilde_range, {includePrerelease})
-        version = min_with_latest_patch
+        if (versionInput == "min" || versionInput == "min-minor") {
+            version = min_with_latest_patch
+        } else if (versionInput == "min-patch") {
+            version = true_min_version
+        } else {
+            throw new Error(`Unexpected error. Invalid value for versionInput: ${versionInput}`)
+        }
     } else if (versionInput == "lts") {
         version = semver.maxSatisfying(availableReleases, LTS_VERSION, { includePrerelease: false });
     } else if (versionInput == "pre") {