1 files changed, 48 insertions, 0 deletions
diff --git a/lib/gitlab/repository_size_error_message.rb b/lib/gitlab/repository_size_error_message.rb
new file mode 100644
index 00000000000..556190453de
--- /dev/null
+++ b/lib/gitlab/repository_size_error_message.rb
@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+module Gitlab
+  class RepositorySizeErrorMessage
+    include ActiveSupport::NumberHelper
+
+    delegate :current_size, :limit, :exceeded_size, to: :@checker
+
+    # @param checher [RepositorySizeChecker]
+    def initialize(checker)
+      @checker = checker
+    end
+
+    def commit_error
+      "Your changes could not be committed, #{base_message}"
+    end
+
+    def merge_error
+      "This merge request cannot be merged, #{base_message}"
+    end
+
+    def push_error(change_size = 0)
+      "Your push has been rejected, #{base_message(change_size)}. #{more_info_message}"
+    end
+
+    def new_changes_error
+      "Your push to this repository would cause it to exceed the size limit of #{formatted(limit)} so it has been rejected. #{more_info_message}"
+    end
+
+    def more_info_message
+      'Please contact your GitLab administrator for more information.'
+    end
+
+    def above_size_limit_message
+      "The size of this repository (#{formatted(current_size)}) exceeds the limit of #{formatted(limit)} by #{formatted(exceeded_size)}. You won't be able to push new code to this project. #{more_info_message}"
+    end
+
+    private
+
+    def base_message(change_size = 0)
+      "because this repository has exceeded its size limit of #{formatted(limit)} by #{formatted(exceeded_size(change_size))}"
+    end
+
+    def formatted(number)
+      number_to_human_size(number, delimiter: ',', precision: 2)
+    end
+  end
+end