From ab7039f82014daa072dcfb864b78326c235a49e4 Mon Sep 17 00:00:00 2001
From: Masaki Hara <ackie.h.gmai@gmail.com>
Date: Sat, 4 Jan 2020 23:44:33 +0900
Subject: [PATCH] Fix missing new_ostruct_member in Ruby 2.7 (#255)

---
 .travis.yml           | 6 +++++-
 CHANGELOG.md          | 4 ++++
 lib/config/options.rb | 3 +--
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 80dcf254..1a96110a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ rvm:
   - 2.4.5
   - 2.5.3
   - 2.6.0
+  - 2.7.0
   - truffleruby
 gemfile:
   - gemfiles/rails_4.2.gemfile
@@ -14,7 +15,10 @@ gemfile:
   - gemfiles/sinatra.gemfile
 matrix:
   exclude:
-    # truffleruby does not seem to work with Rails
+    # Bundler 2.x coming with Ruby 2.7 does not work well with rails 4.2
+    - rvm: 2.7.0
+      gemfile: gemfiles/rails_4.2.gemfile
+    # TruffleRuby does not seem to work with Rails
     - rvm: truffleruby
       gemfile: gemfiles/rails_4.2.gemfile
     - rvm: truffleruby
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 41ff6d91..ea4cc754 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@
 * Get rid of unused Rails Engine class definition ([#247](https://github.com/railsconfig/config/pull/247))
 * Require dry-validation only when schema is specified ([#253](https://github.com/railsconfig/config/pull/253))
 
+### Bug fixes
+
+* Fix missing new_ostruct_member in Ruby 2.7 ([#255](https://github.com/railsconfig/config/pull/255))
+
 ### Changes
 
 * Use sprockets 3.x when running unit tests for Rails 4.2 ([#256](https://github.com/railsconfig/config/pull/256))
diff --git a/lib/config/options.rb b/lib/config/options.rb
index c50667e0..e1252920 100644
--- a/lib/config/options.rb
+++ b/lib/config/options.rb
@@ -201,7 +201,6 @@ def __convert(h) #:nodoc:
 
       h.each do |k, v|
         k = k.to_s if !k.respond_to?(:to_sym) && k.respond_to?(:to_s)
-        s.new_ostruct_member(k)
 
         if v.is_a?(Hash)
           v = v["type"] == "hash" ? v["contents"] : __convert(v)
@@ -209,7 +208,7 @@ def __convert(h) #:nodoc:
           v = v.collect { |e| e.instance_of?(Hash) ? __convert(e) : e }
         end
 
-        s.send("#{k}=".to_sym, v)
+        s[k] = v
       end
       s
     end