chore: Split google-apis-core into a separate gem (#2134)

google-api-client/Rakefile

@@ -1,3 +1,62 @@
 require "bundler/gem_tasks"
 
+namespace :metrics do
+  task :lines do
+    lines, codelines, total_lines, total_codelines = 0, 0, 0, 0
+    for file_name in FileList['lib/**/*.rb', 'bin/generate-api']
+      f = File.open(file_name)
+      while line = f.gets
+        lines += 1
+        next if line =~ /^\s*$/
+        next if line =~ /^\s*#/
+        codelines += 1
+      end
+      puts "L: #{sprintf('%4d', lines)}, " +
+               "LOC #{sprintf('%4d', codelines)} | #{file_name}"
+      total_lines     += lines
+      total_codelines += codelines
+
+      lines, codelines = 0, 0
+    end
+
+    puts "Total: Lines #{total_lines}, LOC #{total_codelines}"
+  end
+end
+
+require 'rubocop/rake_task'
+
+desc 'Run RuboCop on the lib directory'
+RuboCop::RakeTask.new(:rubocop) do |task|
+  task.patterns = ['lib/**/*.rb']
+  # only show the files with failures
+  task.formatters = ['progress']
+  # don't abort rake on failure
+  task.fail_on_error = false
+end
+
+require 'rake/clean'
+
+CLOBBER.include('coverage')
+
+require 'rspec/core/rake_task'
+
+namespace :spec do
+  RSpec::Core::RakeTask.new(:all)
+end
+
+desc 'Alias to spec:all'
+task 'spec' => 'spec:all'
+
+begin
+	require 'yard'
+	require 'yard/rake/yardoc_task'
+
+	YARD::Rake::YardocTask.new do |t|
+  	t.files   = ['lib/**/*.rb', 'generated/**/*.rb']
+  	t.options = ['--verbose', '--markup', 'markdown']
+	end
+rescue LoadError
+  puts "YARD not available"
+end
+
 task :default => :spec