use "scripts to rule them all" pattern -> https://github.blog/engineering/scripts-to-rule-them-all/

Author: GrantBirki

.github/workflows/build.yml

@@ -30,13 +30,4 @@ jobs:
           bundler-cache: true
 
       - name: build
-        run: |
-          GEM_NAME=$(ls | grep gemspec | cut -d. -f1)
-          echo "Attempting to build gem $GEM_NAME..."
-          gem build $GEM_NAME
-          if [ $? -eq 0 ]; then
-            echo "Gem built successfully!"
-          else
-            echo "Gem build failed!"
-            exit 1
-          fi
+        run: script/build

.github/workflows/lint.yml

@@ -22,5 +22,8 @@ jobs:
         with:
           bundler-cache: true
 
+      - name: bootstrap
+        run: script/bootstrap
+
       - name: lint
-        run: bundle exec rubocop -c .rubocop.yml lib/ test/
+        run: script/lint

.github/workflows/release.yml

@@ -24,16 +24,19 @@ jobs:
         with:
           bundler-cache: true
 
+      - name: bootstrap
+        run: script/bootstrap
+
       - name: lint
-        run: bundle exec rubocop -c .rubocop.yml lib/ test/
+        run: script/lint
 
       - name: test
-        run: bundle exec rake
+        run: script/test
 
       - name: set GEM_NAME from gemspec
         run: echo "GEM_NAME=$(ls | grep gemspec | cut -d. -f1)" >> $GITHUB_ENV
 
-        # builds the gem and saves the version to GITHUB_ENV
+      # builds the gem and saves the version to GITHUB_ENV
       - name: build
         run: echo "GEM_VERSION=$(gem build ${{ env.GEM_NAME }}.gemspec 2>&1 | grep Version | cut -d':' -f 2 | tr -d " \t\n\r")" >> $GITHUB_ENV
 

.github/workflows/test.yml

@@ -23,10 +23,12 @@ jobs:
       - name: Update .ruby-version with matrix value
         run: echo "${{ matrix.ruby_version }}" >| .ruby-version
 
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@32110d4e311bd8996b2a82bf2a43b714ccc91777 # [email protected]
+      - uses: ruby/setup-ruby@32110d4e311bd8996b2a82bf2a43b714ccc91777 # [email protected]
         with:
           bundler-cache: true
 
+      - name: bootstrap
+        run: script/bootstrap
+
       - name: Run tests
         run: bundle exec rake

.gitignore

@@ -11,6 +11,7 @@ spec/reports
 test/tmp
 test/version_tmp
 tmp
+bin/
 
 # YARD artifacts
 .yardoc

script/bootstrap

@@ -0,0 +1,16 @@
+#! /usr/bin/env bash
+
+set -e # prevent any kind of script failures
+
+source script/env "$@"
+
+# bootstrap gem dependencies
+if [ "$BUNDLE_WITHOUT" == "" ]; then
+  echo -e "${BLUE}Installing Gems for ${PURPLE}development${BLUE}...${OFF}"
+else
+  echo -e "${BLUE}Installing Gems for ${GREEN}production${BLUE}...${OFF}"
+fi
+
+# what gets installed is set via the BUNDLE_WITHOUT env var in the script/env file
+bundle install --local
+bundle binstubs --all

script/build

@@ -0,0 +1,15 @@
+#! /usr/bin/env bash
+
+set -e
+
+source script/env "$@"
+
+GEM_NAME=$(ls | grep gemspec | cut -d. -f1)
+echo "Attempting to build gem $GEM_NAME..."
+gem build $GEM_NAME
+if [ $? -eq 0 ]; then
+echo "Gem built successfully!"
+else
+echo "Gem build failed!"
+exit 1
+fi

script/env

@@ -0,0 +1,32 @@
+#! /usr/bin/env bash
+
+set -e # prevent any kind of script failures
+
+# COLORS
+export OFF='\033[0m'
+export RED='\033[0;31m'
+export GREEN='\033[0;32m'
+export BLUE='\033[0;34m'
+export PURPLE='\033[0;35m'
+
+# set RUBY_ENV to development (as a default) if not set
+: "${RUBY_ENV:=development}"
+
+export RUBY_ENV
+
+# set the working directory to the root of the project
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && cd .. && pwd )"
+export DIR
+
+# set the ruby version to the one specified in the .ruby-version file
+[ -z "$RBENV_VERSION" ] && RBENV_VERSION=$(cat "$DIR/.ruby-version")
+export RBENV_VERSION
+
+# set the path to include the rbenv shims if they exist
+[ -d "/usr/share/rbenv/shims" ] && export PATH=/usr/share/rbenv/shims:$PATH
+
+shopt -s nocasematch # enable case-insensitive matching
+if [[ "$RUBY_ENV" == "production" ]]; then
+  export BUNDLE_WITHOUT="development"
+fi
+shopt -u nocasematch # disable case-insensitive matching

script/lint

@@ -0,0 +1,7 @@
+#! /usr/bin/env bash
+
+set -e
+
+source script/env "$@"
+
+bundle exec rake rubocop

script/test

@@ -0,0 +1,7 @@
+#! /usr/bin/env bash
+
+set -e
+
+source script/env "$@"
+
+bundle exec rake test