Module: Rubber::Util

Defined in:
lib/rubber/util.rb

Class Method Summary collapse

Class Method Details

.fatal(msg, code = 1) ⇒ Object


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# File 'lib/rubber/util.rb', line 66

def self.fatal(msg, code=1)
  puts msg
  exit code
end

.is_bundler?Boolean

Returns:

  • (Boolean)

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# File 'lib/rubber/util.rb', line 44

def self.is_bundler?
  File.exist?(File.join(RUBBER_ROOT, 'Gemfile'))
end

.is_rails2?Boolean

Returns:

  • (Boolean)

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# File 'lib/rubber/util.rb', line 36

def self.is_rails2?
  defined?(Rails) && defined?(Rails::VERSION) && Rails::VERSION::MAJOR == 2
end

.is_rails3?Boolean

Returns:

  • (Boolean)

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# File 'lib/rubber/util.rb', line 40

def self.is_rails3?
  defined?(Rails) && defined?(Rails::VERSION) && Rails::VERSION::MAJOR == 3
end

.is_rails?Boolean

Returns:

  • (Boolean)

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# File 'lib/rubber/util.rb', line 32

def self.is_rails?
  File.exist?(File.join(RUBBER_ROOT, 'config', 'boot.rb'))
end

.prompt(name, desc, required = false, default = nil) ⇒ Object


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# File 'lib/rubber/util.rb', line 52

def self.prompt(name, desc, required=false, default=nil)
  value = ENV.delete(name)
  msg = "#{desc}"
  msg << " [#{default}]" if default
  msg << ": "
  unless value
    print msg
    value = gets
  end
  value = value.size == 0 ? default : value
  self.fatal "#{name} is required, pass using environment or enter at prompt" if required && ! value
  return value
end

.rubber_as_plugin?Boolean

Returns:

  • (Boolean)

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# File 'lib/rubber/util.rb', line 48

def self.rubber_as_plugin?
  File.exist?(File.join(RUBBER_ROOT, 'vendor/plugins/rubber'))
end

.stringify(val) ⇒ Object


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# File 'lib/rubber/util.rb', line 13

def self.stringify(val)
  case val
  when String
    val
  when Hash
    val.inject({}) {|h, a| h[stringify(a[0])] = stringify(a[1]); h}
  when Enumerable
    val.collect {|v| stringify(v)}
  else
    val.to_s
  end
  
end

.sudo_open(path, perms, &block) ⇒ Object

Opens the file for writing by root


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# File 'lib/rubber/util.rb', line 28

def self.sudo_open(path, perms, &block)
  open("|sudo tee #{path} > /dev/null", perms, &block)
end

.symbolize_keys(map) ⇒ Object


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# File 'lib/rubber/util.rb', line 6

def self.symbolize_keys(map)
  map.inject({}) do |options, (key, value)|
    options[key.to_sym || key] = value
    options
  end
end