[Rakefile] Add tasks to setup git hooks

2 files changed, 48 insertions, 1 deletions

diff --git a/task/build_metadata.rake b/task/build_metadata.rake
index f7841ea338..86666384ed 100644
--- a/task/build_metadata.rake
+++ b/task/build_metadata.rake
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
-file "lib/bundler/generated/build_metadata.rb" => [".git/HEAD", ".git/logs/HEAD", __FILE__] do |t|
+file "lib/bundler/generated/build_metadata.rb" => [".git/HEAD", ".git/logs/HEAD", __FILE__, :git_hooks] do |t|
   sh "git update-index --assume-unchanged #{t.name}"
 
   build_metadata = {
diff --git a/task/git_hooks.rake b/task/git_hooks.rake
new file mode 100644
index 0000000000..9d41370ba0
--- /dev/null
+++ b/task/git_hooks.rake
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+directory ".git/hooks"
+
+file ".git/hooks/post-commit" => [__FILE__] do |t|
+  File.open(t.name, "w") {|f| f << <<-SH }
+#! /usr/bin/env sh
+
+set -e
+
+.git/hooks/run-ruby bin/rake generate_files
+  SH
+
+  chmod 0o755, t.name
+end
+
+file ".git/hooks/pre-commit" => [__FILE__] do |t|
+  File.open(t.name, "w") {|f| f << <<-SH }
+#!/bin/sh
+
+set -e
+
+.git/hooks/run-ruby bin/rubocop
+.git/hooks/run-ruby bin/rspec spec/quality_spec.rb
+  SH
+
+  chmod 0o755, t.name
+end
+
+file ".git/hooks/pre-push" => [__FILE__] do |_t|
+  Dir.chdir(".git/hooks") do
+    safe_ln "pre-commit", "pre-push"
+  end
+end
+
+file ".git/hooks/run-ruby" => [__FILE__] do |t|
+  File.open(t.name, "w") {|f| f << <<-SH }
+#!/bin/bash
+
+ruby="ruby"
+command -v chruby-exec >/dev/null 2>&1 && [[ -f ~/.ruby-version ]] && ruby="chruby-exec $(cat ~/.ruby-version) --"
+ruby $@
+  SH
+
+  chmod 0o755, t.name
+end
+
+task :git_hooks => Rake::Task.tasks.select {|t| t.name.start_with?(".git/hooks") }