Class: Builderator::Interface

Inherits:
Object
  • Object
show all
Defined in:
lib/builderator/interface.rb,
lib/builderator/interface/packer.rb,
lib/builderator/interface/vagrant.rb,
lib/builderator/interface/berkshelf.rb

Overview

:nodoc:

Direct Known Subclasses

Berkshelf, Packer, Vagrant

Defined Under Namespace

Classes: Berkshelf, Packer, Vagrant

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.berkshelf ⇒ Object 



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# File 'lib/builderator/interface/berkshelf.rb', line 8

def berkshelf
  @berkshelf ||= Berkshelf.new
end

.command(arg = nil) ⇒ Object 



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# File 'lib/builderator/interface.rb', line 15

def command(arg = nil)
  @command = arg unless arg.nil?
  @command
end

.from_gem(arg = nil) ⇒ Object 



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# File 'lib/builderator/interface.rb', line 20

def from_gem(arg = nil)
  @from_gem = arg unless arg.nil?
  @from_gem || @command
end

.packer ⇒ Object 



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# File 'lib/builderator/interface/packer.rb', line 7

def packer
  @packer ||= Packer.new
end

.template(arg = nil) ⇒ Object 



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# File 'lib/builderator/interface.rb', line 25

def template(arg = nil)
  @template = arg unless arg.nil?
  @template
end

.vagrant ⇒ Object 



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# File 'lib/builderator/interface/vagrant.rb', line 7

def vagrant
  @vagrant ||= Vagrant.new
end

Instance Method Details

#bundled? ⇒ Boolean

Is vagrant in this bundle?



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# File 'lib/builderator/interface.rb', line 32

def bundled?
  Gem.loaded_specs.key?(self.class.from_gem)
end

#clean ⇒ Object 



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# File 'lib/builderator/interface.rb', line 63

def clean
  source.unlink
end

#directory ⇒ Object 



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# File 'lib/builderator/interface.rb', line 44

def directory
  Util.workspace
end

#render ⇒ Object 



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# File 'lib/builderator/interface.rb', line 48

def render
  ERB.new(Util.source_path(self.class.template).binread,
          nil, '-', '@output_buffer').result(Config.instance_eval('binding'))
end

#source ⇒ Object 



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# File 'lib/builderator/interface.rb', line 53

def source
  fail 'Interface does not provide a source!'
end

#which ⇒ Object Also known as: command 



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# File 'lib/builderator/interface.rb', line 36

def which
  return self.class.command if bundled?

  ## Not in the bundle. Use system path
  `which #{self.class.command}`.chomp.tap { |path| fail "Unable to locate a #{self.class.command} executable" if path.empty? }
end

#write ⇒ Object 



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# File 'lib/builderator/interface.rb', line 57

def write
  directory.mkpath
  source.write(render)
  self
end