Comment out perf tools unless become necessary

Author: yasulab

Gemfile

@@ -45,15 +45,18 @@ gem 'rack-user_agent'
 gem 'aws-sdk-s3', '~> 1'
 
 group :development do
-  gem 'flamegraph',         require: false
-  gem 'memory_profiler',    require: false
-  gem 'rack-mini-profiler', require: false
-  gem 'stackprof',          require: false
   gem 'letter_opener_web'
   gem 'listen'
   gem 'solargraph'
   gem 'spring'
   gem 'web-console'
+
+  # Enable perf tools if needed (YAGNI).
+  # https://ja.wikipedia.org/wiki/YAGNI
+  #gem 'flamegraph',         require: false
+  #gem 'memory_profiler',    require: false
+  #gem 'rack-mini-profiler', require: false
+  #gem 'stackprof',          require: false
 end
 
 group :development, :test do

Gemfile.lock

@@ -180,7 +180,6 @@ GEM
     ffi (1.17.2-x86_64-darwin)
     ffi (1.17.2-x86_64-linux-gnu)
     ffi (1.17.2-x86_64-linux-musl)
-    flamegraph (0.9.5)
     font-awesome-rails (4.7.0.9)
       railties (>= 3.2, < 9.0)
     get_process_mem (1.0.0)
@@ -275,7 +274,6 @@ GEM
     marcel (1.0.4)
     matrix (0.4.2)
     memoist (0.16.2)
-    memory_profiler (1.1.0)
     mini_mime (1.1.5)
     minitest (5.25.5)
     msgpack (1.8.0)
@@ -336,8 +334,6 @@ GEM
       rack (>= 1.0, < 4)
     rack-host-redirect (1.3.0)
       rack
-    rack-mini-profiler (3.3.1)
-      rack (>= 1.2.0)
     rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
@@ -500,7 +496,6 @@ GEM
       actionpack (>= 6.1)
       activesupport (>= 6.1)
       sprockets (>= 3.0.0)
-    stackprof (0.2.27)
     stringio (3.1.7)
     thor (1.3.2)
     tilt (2.6.0)
@@ -553,7 +548,6 @@ DEPENDENCIES
   factory_bot_rails
   faraday
   faraday_middleware
-  flamegraph
   font-awesome-rails
   google_drive
   jbuilder
@@ -564,13 +558,11 @@ DEPENDENCIES
   lazy_high_charts (= 1.5.8)
   letter_opener_web
   listen
-  memory_profiler
   pg
   puma
   puma_worker_killer
   rack-attack
   rack-host-redirect
-  rack-mini-profiler
   rack-user_agent
   rails (~> 7.1.5)
   rails-controller-testing
@@ -588,7 +580,6 @@ DEPENDENCIES
   sitemap_generator
   solargraph
   spring
-  stackprof
   web-console
 
 RUBY VERSION