Class: Jive::Shell

Inherits:
Object
  • Object
show all
Defined in:
lib/jive/shell.rb

Constant Summary collapse

COMMAND_MAP = 
{
  cd: "/usr/bin/cd",
  echo: "/usr/bin/echo",
  git: "/usr/bin/git",
  mkdir: "/bin/mkdir"
}.freeze

Instance Method Summary collapse

Instance Method Details

#after_run(tasks) ⇒ Object 



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# File 'lib/jive/shell.rb', line 22

def after_run(tasks)
  finalizer_fd = 42
  pipe = IO.new(finalizer_fd)
  pipe.puts(tasks.map { |x| x.join(":") }.join("\n"))
rescue Errno::EBADF => e
  puts e
  exit 1
end

#execute(command, env: {}) ⇒ Object 



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# File 'lib/jive/shell.rb', line 18

def execute(command, env: {})
  system(env, expand(command))
end

#expand(command) ⇒ Object 



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# File 'lib/jive/shell.rb', line 31

def expand(command)
  Array(command)
    .flatten
    .map { |x| COMMAND_MAP.fetch(x, x).to_s }
    .join(" ")
end

#run_each(tasks) ⇒ Object 



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# File 'lib/jive/shell.rb', line 12

def run_each(tasks)
  tasks.each do |task|
    break unless execute(task)
  end
end

#run_safely ⇒ Object 



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# File 'lib/jive/shell.rb', line 38

def run_safely
  yield
rescue StandardError => e
  puts e
  after_run([%w[noop noop]])
end