Module: Busser::UI

Included in:
Thor::Base, Thor::BaseGroup
Defined in:
lib/busser/ui.rb

Overview

User interface methods.

Author:

Class Method Summary collapse

Class Method Details



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# File 'lib/busser/ui.rb', line 31

def banner(msg)
  say("-----> #{msg}")
end

.die(msg, exitstatus = 1) ⇒ Object 



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# File 'lib/busser/ui.rb', line 63

def die(msg, exitstatus = 1)
  fatal(msg)
  exit(exitstatus)
end

.fatal(msg) ⇒ Object 



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# File 'lib/busser/ui.rb', line 43

def fatal(msg)
  error("!!!!!! #{msg}")
end

.handle_command(type, cmd) ⇒ Object 



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# File 'lib/busser/ui.rb', line 72

def handle_command(type, cmd)
  begin
    yield
  rescue => e
    fatal(
      "#{type} [#{cmd}] raised an exception: #{e.message}\n" +
      e.backtrace.join("\n"))
    raise
  end

  if status.nil?
    die(
      "#{type} [#{cmd}] did not return a valid status. " \
      "This instance could be starved for RAM or may have swap disabled."
    )
  elsif status.success?
    true
  else
    code = status.exitstatus
    die("#{type} [#{cmd}] exit code was #{code}", code)
  end
end

.info(msg) ⇒ Object 



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# File 'lib/busser/ui.rb', line 35

def info(msg)
  say("       #{msg}")
end

.run!(cmd, config = {}) ⇒ Object 



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# File 'lib/busser/ui.rb', line 47

def run!(cmd, config = {})
  config = { :capture => false, :verbose => false }.merge(config)

  handle_command("Command", cmd) do
    run(cmd, config)
  end
end

.run_ruby_script!(cmd, config = {}) ⇒ Object 



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# File 'lib/busser/ui.rb', line 55

def run_ruby_script!(cmd, config = {})
  config = { :capture => false, :verbose => false }.merge(config)

  handle_command("Ruby Script", cmd) do
    run_ruby_script(cmd, config)
  end
end

.status ⇒ Object 



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# File 'lib/busser/ui.rb', line 68

def status
  $?
end

.warn(msg) ⇒ Object 



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# File 'lib/busser/ui.rb', line 39

def warn(msg)
  say(">>>>>> #{msg}")
end