Merge pull request #901 from rodjek/gh-794

(#794) Dockerfile for puppet-lint

.dockerignore

@@ -0,0 +1,19 @@
+/*.pp
+/*.gem
+/.bundle
+/.git
+/.gitignore
+/.rspec
+/.rubocop_todo.yml
+/.rubocop.yml
+/.ruby-version
+/.travis.yml
+/appveyor.yml
+/CHANGELOG.md
+/coverage
+/Gemfile
+/Gemfile.lock
+/Rakefile
+/README.md
+/spec
+/tmp

Dockerfile

@@ -0,0 +1,11 @@
+FROM alpine:3.10
+
+RUN apk add --no-cache ruby=2.5.7-r0 ruby-json=2.5.7-r0 && \
+    mkdir /puppet-lint /puppet
+
+VOLUME /puppet
+WORKDIR /puppet
+ENTRYPOINT ["/puppet-lint/bin/puppet-lint"]
+CMD ["--help"]
+
+COPY . /puppet-lint/

puppet-lint.gemspec

@@ -9,9 +9,9 @@ Gem::Specification.new do |s|
   s.description = 'Checks your Puppet manifests against the Puppetlabs
   style guide and alerts you to any discrepancies.'
 
-  s.files = `git ls-files`.split("\n")
-  s.test_files = `git ls-files -- {test,spec,features}/*`.split("\n")
-  s.executables = `git ls-files -- bin/*`.split("\n").map { |f| File.basename(f) }
+  s.files = Dir['CHANGELOG.md', 'README.md', 'LICENSE', 'lib/**/*', 'bin/**/*', 'spec/**/*']
+  s.test_files = s.files.grep(%r{\Aspec/})
+  s.executables = s.files.grep(%r{\Abin/}) { |f| File.basename(f) }
   s.require_paths = ['lib']
 
   s.authors = ['Tim Sharpe']