Module: Trebor::Command

Included in:
RemoteCommand, Task
Defined in:
lib/trebor/command.rb

Instance Method Summary collapse

Instance Method Details

#as(name, &block) ⇒ Object 



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# File 'lib/trebor/command.rb', line 21

def as(name, &block)
  # pending
end

#call(*names) ⇒ Object 



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# File 'lib/trebor/command.rb', line 45

def call(*names)
  toplevel.call(*names)
end

#on(host, user, options, &block) ⇒ Object 



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# File 'lib/trebor/command.rb', line 5

def on(host, user, options, &block)
  On.new(self, host, user, options).action block
end

#run(command) ⇒ Object 



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# File 'lib/trebor/command.rb', line 25

def run(command)
  Open3.popen3(fetch(command)) do |inn, out, err, wait|
    inn.close

    message = out.read.chomp
    error   = err.read.chomp

    Trebor.logger.info  message if !message.empty?
    Trebor.logger.error error   if !error.empty?

    (wait ? wait.value : $?).exitstatus
  end
end

#test?(name, option) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/trebor/command.rb', line 39

def test?(name, option)
  command = %([ #{option} #{name} ])

  run(command) == 0
end

#with(environment, &block) ⇒ Object 



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# File 'lib/trebor/command.rb', line 17

def with(environment, &block)
  With.new(self, environment).action block
end

#within(directory, &block) ⇒ Object 



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# File 'lib/trebor/command.rb', line 9

def within(directory, &block)
  joined_directory  = File.join(*[current_directory, directory].compact)
  message           = "Directory does not exist '#{joined_directory}'"

  raise message unless test?(joined_directory, '-d')
  Within.new(self, directory).action block
end