Print the first batch of major deprecation warnings

3 files changed, 11 insertions, 1 deletions

diff --git a/lib/bundler.rb b/lib/bundler.rb
index 9da798e2bf..a2260e0142 100644
--- a/lib/bundler.rb
+++ b/lib/bundler.rb
@@ -211,6 +211,7 @@ module Bundler
     # @deprecated Use `original_env` instead
     # @return [Hash] Environment with all bundler-related variables removed
     def clean_env
+      Bundler::SharedHelpers.major_deprecation("`Bundler.clean_env` has weird edge cases, use `.original_env` instead")
       env = original_env
 
       if env.key?("BUNDLE_ORIG_MANPATH")
diff --git a/lib/bundler/dsl.rb b/lib/bundler/dsl.rb
index 4208f9b575..358784a9de 100644
--- a/lib/bundler/dsl.rb
+++ b/lib/bundler/dsl.rb
@@ -374,7 +374,7 @@ module Bundler
     def normalize_source(source)
       case source
       when :gemcutter, :rubygems, :rubyforge
-        Bundler.ui.warn "The source :#{source} is deprecated because HTTP " \
+        Bundler::SharedHelpers.major_deprecation "The source :#{source} is deprecated because HTTP " \
           "requests are insecure.\nPlease change your source to 'https://" \
           "rubygems.org' if possible, or 'http://rubygems.org' if not."
         "http://rubygems.org"
diff --git a/lib/bundler/shared_helpers.rb b/lib/bundler/shared_helpers.rb
index 376235abfd..7b56619c5f 100644
--- a/lib/bundler/shared_helpers.rb
+++ b/lib/bundler/shared_helpers.rb
@@ -127,6 +127,15 @@ module Bundler
       ui.warn("[DEPRECATED FOR #{Bundler::VERSION.split(".").first.to_i + 1}.0] #{message}")
     end
 
+    def print_major_deprecations!
+      if RUBY_VERSION < "2"
+        major_deprecation("Bundler will only support ruby >= 2.0, you are running #{RUBY_VERSION}")
+      end
+      unless Bundler.rubygems.provides?(">= 2")
+        major_deprecation("Bundler will only support rubygems >= 2.4, you are running #{self.class.version}")
+      end
+    end
+
   private
 
     def find_gemfile