Class: Capistrano::SharedConfig::ConfigFile

Inherits:
Object
  • Object
show all
Defined in:
lib/capistrano/shared_config/config_file.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, capistrano_binding) ⇒ ConfigFile

Returns a new instance of ConfigFile.



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# File 'lib/capistrano/shared_config/config_file.rb', line 7

def initialize name, capistrano_binding
  @name = self.class.name(name)
  @capistrano_binding = capistrano_binding
end

Instance Attribute Details

#capistrano_binding ⇒ Object (readonly)

Returns the value of attribute capistrano_binding.



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# File 'lib/capistrano/shared_config/config_file.rb', line 12

def capistrano_binding
  @capistrano_binding
end

#error ⇒ Object (readonly)

Returns the value of attribute error.



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# File 'lib/capistrano/shared_config/config_file.rb', line 12

def error
  @error
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/capistrano/shared_config/config_file.rb', line 12

def name
  @name
end

Class Method Details

.name(name) ⇒ Object 



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# File 'lib/capistrano/shared_config/config_file.rb', line 18

def self.name name
  name += '.yml' unless name =~ /\.(yml|conf|rb|ppk|pem)$/
  name
end

Instance Method Details

#content ⇒ Object 



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# File 'lib/capistrano/shared_config/config_file.rb', line 32

def content
  @content ||= ERB.new(File.read(location)).result(capistrano_binding)
end

#env ⇒ Object 



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# File 'lib/capistrano/shared_config/config_file.rb', line 14

def env
  @env ||= eval('rails_env', capistrano_binding)
end

#location ⇒ Object 



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# File 'lib/capistrano/shared_config/config_file.rb', line 23

def location
  @location ||= [
    File.join('.', 'config', [env, name, 'erb'].join(?.)),
    File.join('.', 'config', [env, name].join(?.)),
    File.join('.', 'config', [name, 'erb'].join(?.)),
    File.join('.', 'config', name)
  ].detect(&File.method(:exists?))
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/capistrano/shared_config/config_file.rb', line 36

def valid?
  begin
    case name
    when /\.yml$/
      YAML.load content
    when /\.rb$/
      eval("BEGIN {return true}\n#{content}", nil, name, 0)
    else
      # hope it is valid
    end

    true
  rescue Exception => exception
    @error = "Error in config file: #{exception.inspect}\n#{exception.message}"
    false
  end
end