Auto merge of #4408 - bundler:seg-enotsup, r=indirect

[SharedHelpers] Handle Errno::ENOTSUP in .filesystem_access

Closes #4394.

\c @RochesterinNYC

2 files changed, 10 insertions, 0 deletions

diff --git a/lib/bundler/errors.rb b/lib/bundler/errors.rb
index 7b893e66..f6c91501 100644
--- a/lib/bundler/errors.rb
+++ b/lib/bundler/errors.rb
@@ -107,4 +107,12 @@ module Bundler
 
     status_code(27)
   end
+
+  class OperationNotSupportedError < PermissionError
+    def message
+      "Attempting to #{action} `#{@path}` is unsupported by your OS."
+    end
+
+    status_code(28)
+  end
 end
diff --git a/lib/bundler/shared_helpers.rb b/lib/bundler/shared_helpers.rb
index c79c88c5..e21d616e 100644
--- a/lib/bundler/shared_helpers.rb
+++ b/lib/bundler/shared_helpers.rb
@@ -109,6 +109,8 @@ module Bundler
       raise TemporaryResourceError.new(path, action)
     rescue Errno::EPROTO
       raise VirtualProtocolError.new
+    rescue *[const_get_safely(:ENOTSUP, Errno)].compact
+      raise OperationNotSupportedError.new(path, action)
     end
 
     def const_get_safely(constant_name, namespace)