ruby.gradle

envs {
    bootstrapDirectory = new File(buildDir, 'bootstrap')
    envsDirectory = new File(buildDir, 'envs')

    //ruby "2.4.4", "rvm"
    ruby "2.4.4", "rbenv"
}


task gemFile() {
    dependsOn 'generateProto'
    doLast {
        new File("${protobuf.generatedFilesBaseDir}/main/ruby/${project.name}.gemspec").text = """
Gem::Specification.new do |s|
  s.name        = '${project.name}'
  s.version     = '$version'
  s.date        = '2010-04-28'
  s.summary     = "Hola!"
  s.description = "A simple hello world gem"
  s.authors     = ["Nick Quaranto"]
  s.email       = 'nick@quaran.to'
  s.files      += Dir.glob("lib/**/*")
  s.homepage    =
    'http://rubygems.org/gems/hola'
  s.license       = 'MIT'
  s.required_ruby_version = '>= 2.4.0'
end
"""
    }
}
task gem(type: Exec) {
    dependsOn gemFile
    dependsOn 'build_rubies'
    workingDir "${protobuf.generatedFilesBaseDir}/main/ruby"
    executable "${envs.rubies.head().dir}/bin/gem"
    //executable '/usr/local/bin/gem'
    args "build", "${project.name}.gemspec"
}