Prevent with rack 3

puma · May 28, 2023 · 377c1ac · 377c1ac
1 parent 3a6ea4f
commit 377c1ac
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diff --git a/Gemfile b/Gemfile
@@ -7,7 +7,7 @@ gem "rake-compiler", "~> 1.1.1"
 
 gem "json", "~> 2.3"
 gem "nio4r", "~> 2.0"
-gem "rack", ">= 1.6.13"
+gem "rack", ">= 1.6.13", "<3.0.0"
 gem "minitest", "~> 5.11"
 gem "minitest-retry"
 gem "minitest-proveit"

diff --git a/lib/puma.rb b/lib/puma.rb
@@ -14,6 +14,8 @@
 require 'puma/detect'
 require 'puma/json_serialization'
 
+require 'rack/version_restriction'
+
 module Puma
   autoload :Const, 'puma/const'
   autoload :Server, 'puma/server'

diff --git a/lib/rack/version_restriction.rb b/lib/rack/version_restriction.rb
@@ -0,0 +1,5 @@
+require 'rack'
+
+if Gem::Version.new(Rack.release) >= Gem::Version.new("3.0.0")
+  raise StandardError.new "Puma 5 is not compatible with rack 3, please upgrade to Puma 6 or higher."
+end