Merge branch '43275-improve-variables-validation-message' into 'master'

Resolve "Improve Variables validation message"

Closes #43275

See merge request gitlab-org/gitlab-ce!17135

3 files changed, 10 insertions, 2 deletions

diff --git a/app/models/ci/group_variable.rb b/app/models/ci/group_variable.rb
index afeae69ba39..1dd0e050ba9 100644
--- a/app/models/ci/group_variable.rb
+++ b/app/models/ci/group_variable.rb
@@ -6,7 +6,10 @@ module Ci
 
     belongs_to :group
 
-    validates :key, uniqueness: { scope: :group_id }
+    validates :key, uniqueness: {
+      scope: :group_id,
+      message: "(%{value}) has already been taken"
+    }
 
     scope :unprotected, -> { where(protected: false) }
   end
diff --git a/app/models/ci/variable.rb b/app/models/ci/variable.rb
index 67d3ec81b6f..7c71291de84 100644
--- a/app/models/ci/variable.rb
+++ b/app/models/ci/variable.rb
@@ -6,7 +6,10 @@ module Ci
 
     belongs_to :project
 
-    validates :key, uniqueness: { scope: [:project_id, :environment_scope] }
+    validates :key, uniqueness: {
+      scope: [:project_id, :environment_scope],
+      message: "(%{value}) has already been taken"
+    }
 
     scope :unprotected, -> { where(protected: false) }
   end
diff --git a/app/validators/variable_duplicates_validator.rb b/app/validators/variable_duplicates_validator.rb
index 4bfa3c45303..72660be6c43 100644
--- a/app/validators/variable_duplicates_validator.rb
+++ b/app/validators/variable_duplicates_validator.rb
@@ -5,6 +5,8 @@
 # - Use `validates :xxx, uniqueness: { scope: :xxx_id }` in a child model
 class VariableDuplicatesValidator < ActiveModel::EachValidator
   def validate_each(record, attribute, value)
+    return if record.errors.include?(:"#{attribute}.key")
+
     if options[:scope]
       scoped = value.group_by do |variable|
         Array(options[:scope]).map { |attr| variable.send(attr) } # rubocop:disable GitlabSecurity/PublicSend