From 3c644cf2fc58cad856c3ba5ed8f6775ac79fa2a9 Mon Sep 17 00:00:00 2001
From: Benoit Daloze <eregontp@gmail.com>
Date: Sun, 5 Jan 2020 19:46:53 +0100
Subject: [PATCH] Better error if MSYS2 is missing

---
 dist/index.js | 3 +++
 windows.js    | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/dist/index.js b/dist/index.js
index db8a934..ac92e56 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -6494,6 +6494,9 @@ async function downloadExtractAndSetPATH(ruby) {
 async function linkMSYS2() {
   const toolCacheVersions = tc.findAllVersions('Ruby')
   toolCacheVersions.sort()
+  if (toolCacheVersions.length == 0) {
+    throw new Error('Could not find MSYS2 in the toolcache')
+  }
   const latestVersion = toolCacheVersions.slice(-1)[0]
   const latestHostedRuby = tc.find('Ruby', latestVersion)
 
diff --git a/windows.js b/windows.js
index 202d100..bffa788 100644
--- a/windows.js
+++ b/windows.js
@@ -32,6 +32,9 @@ export async function downloadExtractAndSetPATH(ruby) {
 async function linkMSYS2() {
   const toolCacheVersions = tc.findAllVersions('Ruby')
   toolCacheVersions.sort()
+  if (toolCacheVersions.length == 0) {
+    throw new Error('Could not find MSYS2 in the toolcache')
+  }
   const latestVersion = toolCacheVersions.slice(-1)[0]
   const latestHostedRuby = tc.find('Ruby', latestVersion)