diff --git a/Gemfile b/Gemfile
index a8deea1..98c45ee 100644
--- a/Gemfile
+++ b/Gemfile
@@ -43,6 +43,7 @@ group :development do
   # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
   gem 'spring'
   gem 'spring-watcher-listen', '~> 2.0.0'
+  gem 'syntax_tree', '~>6.2.0'
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
diff --git a/Gemfile.lock b/Gemfile.lock
index 6c0bc5b..cd7b9d1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -131,6 +131,7 @@ GEM
     parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
+    prettier_print (1.2.1)
     psych (3.3.4)
     public_suffix (5.0.4)
     puma (4.3.12)
@@ -206,6 +207,8 @@ GEM
       sprockets (>= 3.0.0)
     sqlite3 (1.6.9-arm64-darwin)
     sqlite3 (1.6.9-x86_64-linux)
+    syntax_tree (6.2.0)
+      prettier_print (>= 1.2.0)
     thor (0.20.3)
     thread_safe (0.3.6)
     timeout (0.4.1)
@@ -234,6 +237,7 @@ DEPENDENCIES
   spring
   spring-watcher-listen (~> 2.0.0)
   sqlite3 (~> 1.4)
+  syntax_tree (~> 6.2.0)
   tzinfo-data
 
 RUBY VERSION
diff --git a/Makefile b/Makefile
index 9a97b1e..a6d5f22 100644
--- a/Makefile
+++ b/Makefile
@@ -9,4 +9,8 @@ lint:
 
 .PHONY: test
 test:
-	rails test
\ No newline at end of file
+	rails test
+
+# recursively finds all .rb files in the current dir and formats them using stree
+format:
+	find . -type f -name "*.rb" | xargs -L1 bundle exec stree write --plugins=plugin/single_quotes
\ No newline at end of file
diff --git a/app/controllers/translates_controller.rb b/app/controllers/translates_controller.rb
index c42704a..517103a 100644
--- a/app/controllers/translates_controller.rb
+++ b/app/controllers/translates_controller.rb
@@ -7,22 +7,33 @@ def create
     reader_name = params[:reader]
     writer_name = params[:writer]
 
-    @md_return = ADIWG::Mdtranslator.translate(
-      file: file_obj, reader: reader_name, writer: writer_name
-    )
+    @md_return =
+      ADIWG::Mdtranslator.translate(
+        file: file_obj,
+        reader: reader_name,
+        writer: writer_name
+      )
 
     @response_info = {}
     @response_info[:success] = true
     @response_info[:readerStructureStatus] = 'OK'
-    @response_info[:readerStructureMessages] = @md_return[:readerStructureMessages]
+    @response_info[:readerStructureMessages] = @md_return[
+      :readerStructureMessages
+    ]
     @response_info[:readerValidationStatus] = 'OK'
-    @response_info[:readerValidationMessages] = @md_return[:readerValidationMessages]
+    @response_info[:readerValidationMessages] = @md_return[
+      :readerValidationMessages
+    ]
     @response_info[:readerExecutionStatus] = 'OK'
-    @response_info[:readerExecutionMessages] = @md_return[:readerExecutionMessages]
+    @response_info[:readerExecutionMessages] = @md_return[
+      :readerExecutionMessages
+    ]
     @response_info[:writerStatus] = 'OK'
     @response_info[:writerMessages] = @md_return[:writerMessages]
     @response_info[:readerRequested] = @md_return[:readerRequested]
-    @response_info[:readerVersionRequested] = @md_return[:readerVersionRequested]
+    @response_info[:readerVersionRequested] = @md_return[
+      :readerVersionRequested
+    ]
     @response_info[:readerVersionUsed] = @md_return[:readerVersionUsed]
     @response_info[:writerRequested] = @md_return[:writerRequested]
     @response_info[:writerVersion] = @md_return[:writerVersion]
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 4a7cefd..a88c131 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -76,9 +76,9 @@
   # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new 'app-name')
 
   if ENV['RAILS_LOG_TO_STDOUT'].present?
-    logger           = ActiveSupport::Logger.new($stdout)
+    logger = ActiveSupport::Logger.new($stdout)
     logger.formatter = config.log_formatter
-    config.logger    = ActiveSupport::TaggedLogging.new(logger)
+    config.logger = ActiveSupport::TaggedLogging.new(logger)
   end
 
   # Do not dump schema after migrations.
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 8f2c428..c34d0be 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -23,7 +23,7 @@
   }
 
   # Show full error reports and disable caching.
-  config.consider_all_requests_local       = true
+  config.consider_all_requests_local = true
   config.action_controller.perform_caching = false
   config.cache_store = :null_store
 
diff --git a/config/initializers/wrap_parameters.rb b/config/initializers/wrap_parameters.rb
index 2f3c0db..a02673e 100644
--- a/config/initializers/wrap_parameters.rb
+++ b/config/initializers/wrap_parameters.rb
@@ -6,9 +6,7 @@
 # is enabled by default.
 
 # Enable parameter wrapping for JSON. You can disable this by setting :format to an empty array.
-ActiveSupport.on_load(:action_controller) do
-  wrap_parameters format: [:json]
-end
+ActiveSupport.on_load(:action_controller) { wrap_parameters format: [:json] }
 
 # To enable root element in JSON for ActiveRecord objects.
 # ActiveSupport.on_load(:active_record) do
diff --git a/config/puma.rb b/config/puma.rb
index 69e2645..23b78f4 100644
--- a/config/puma.rb
+++ b/config/puma.rb
@@ -12,7 +12,7 @@
 
 # Specifies the `port` that Puma will listen on to receive requests; default is 3000.
 #
-port        ENV.fetch('PORT', 3000)
+port ENV.fetch('PORT', 3000)
 
 # Specifies the `environment` that Puma will run in.
 #
diff --git a/db/schema.rb b/db/schema.rb
index 3dbcc5d..4d74375 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,13 +11,11 @@
 # It's strongly recommended that you check this file into your version control system.
 
 ActiveRecord::Schema.define(version: 2023_12_26_174535) do
-
-  create_table "translates", force: :cascade do |t|
-    t.binary "file"
-    t.string "reader"
-    t.string "writer"
-    t.datetime "created_at", precision: 6, null: false
-    t.datetime "updated_at", precision: 6, null: false
+  create_table 'translates', force: :cascade do |t|
+    t.binary 'file'
+    t.string 'reader'
+    t.string 'writer'
+    t.datetime 'created_at', precision: 6, null: false
+    t.datetime 'updated_at', precision: 6, null: false
   end
-
 end
diff --git a/test/controllers/translates_controller_test.rb b/test/controllers/translates_controller_test.rb
index ef51565..24ea1c7 100644
--- a/test/controllers/translates_controller_test.rb
+++ b/test/controllers/translates_controller_test.rb
@@ -5,15 +5,33 @@
 class TranslatesControllerTest < ActionDispatch::IntegrationTest
   test 'post valid transformation of sbJson to mdJson' do
     @translate = translates(:sbjson_to_mdjson)
-    @file = File.read(File.join(File.dirname(__FILE__), "../fixtures/#{@translate.file}"))
-    post '/translates', params: { file: @file, reader: @translate.reader, writer: @translate.writer }, as: :json
+    @file =
+      File.read(
+        File.join(File.dirname(__FILE__), "../fixtures/#{@translate.file}")
+      )
+    post '/translates',
+         params: {
+           file: @file,
+           reader: @translate.reader,
+           writer: @translate.writer
+         },
+         as: :json
     assert_response 200
   end
 
   test 'post invalid transformation of fgdc to iso19115_3' do
     @translate = translates(:fgdc_to_iso)
-    @file = File.read(File.join(File.dirname(__FILE__), "../fixtures/#{@translate.file}"))
-    post '/translates', params: { file: @file, reader: @translate.reader, writer: @translate.writer }, as: :json
+    @file =
+      File.read(
+        File.join(File.dirname(__FILE__), "../fixtures/#{@translate.file}")
+      )
+    post '/translates',
+         params: {
+           file: @file,
+           reader: @translate.reader,
+           writer: @translate.writer
+         },
+         as: :json
     assert_response 422
   end
 end
diff --git a/test/models/translate_test.rb b/test/models/translate_test.rb
index e4c23dd..05e95bf 100644
--- a/test/models/translate_test.rb
+++ b/test/models/translate_test.rb
@@ -5,13 +5,17 @@
 class TranslateTest < ActiveSupport::TestCase
   test 'convert fgdc to iso19115_3' do
     @translate = translates(:fgdc_to_iso)
-    @file = File.read(File.expand_path("../../fixtures/#{@translate.file}", __FILE__))
+    @file =
+      File.read(File.expand_path("../../fixtures/#{@translate.file}", __FILE__))
     @reader = @translate.reader
     @writer = @translate.writer
 
-    @md_return = ADIWG::Mdtranslator.translate(
-      file: @file, reader: @reader, writer: @writer
-    )
+    @md_return =
+      ADIWG::Mdtranslator.translate(
+        file: @file,
+        reader: @reader,
+        writer: @writer
+      )
 
     assert_not_nil(@md_return[:writerOutput])
   end