Class: Aws::Cfn::Dsl::Base

Inherits:
Object show all
Includes:
DSL, Maintainer, Options, Output, PrettyPrint, Simplify, DLDInternet::Mixlib::Logging
Defined in:
lib/aws/cfn/dsl/base.rb

Direct Known Subclasses

Main

Instance Attribute Summary collapse

Attributes included from Options

#config, #opts

Instance Method Summary collapse

Methods included from DSL

#add_brick, #detect_type, included, #module_name, #rb_file

Methods included from Output

#close_output, included, #open_output, #write, #writeln

Methods included from PrettyPrint

#fmt, #fmt_key, #fmt_string, included, #is_array_of_strings_hack, #is_multi_line_hack, #is_single_line, #is_single_line_hack, #pprint, #pprint_cfn_resource, #pprint_cfn_section, #pprint_cfn_template, #pprint_value, #prelude_code, #print_with_wrapper

Methods included from Simplify

included, #simplify

Methods included from Maintainer

#i_am_maintainer, included, #maintainer, #maintainer_comment, #print_maintainer

Methods included from Options

included, #parse_options, #setup_config, #setup_options

Constructor Details

#initialize ⇒ Base

Returns a new instance of Base.



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# File 'lib/aws/cfn/dsl/base.rb', line 15

def initialize
  super
  @output = []
  @config ||= {}

  # noinspection RubyStringKeysInHashInspection
  @formats = {
      'yaml' => 'yaml',
      'yml' => 'yaml',
      'yts' => 'yaml',
      'ytf' => 'yaml',
      'ytp' => 'yaml',
      'json' => 'json',
      'jml' => 'json',
      'jts' => 'json',
      'jtf' => 'json',
      'jtp' => 'json',
      'tpl' => 'json',
      'template' => 'json',
      'ruby' => 'ruby',
      'rb' => 'ruby',
  }

  @all_sections = %w{Mappings Parameters Conditions Resources Outputs}
  @valid_functions = %w(Fn::Base64 Fn::GetAtt Fn::GetAZs Fn::Join Fn::FindInMap Fn::Select Ref Fn::Equals Fn::If Fn::Not Condition Fn::And Fn::Or)

end

Instance Attribute Details

#items ⇒ Object

Returns the value of attribute items.



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# File 'lib/aws/cfn/dsl/base.rb', line 9

def items
  @items
end

#template ⇒ Object (readonly)

Returns the value of attribute template.



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# File 'lib/aws/cfn/dsl/base.rb', line 10

def template
  @template
end

Instance Method Details

#ext2format(ext) ⇒ Object 



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# File 'lib/aws/cfn/dsl/base.rb', line 43

def ext2format(ext)
  @formats.has_key? ext ? @formats[ext] : nil
end

#format2exts(format) ⇒ Object 



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# File 'lib/aws/cfn/dsl/base.rb', line 47

def format2exts(format)
  exts = @formats.select{ |_,v| v == format }
  if exts.size > 0
    exts.keys
  else
    []
  end
end

#formats_compatible?(format, match) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/aws/cfn/dsl/base.rb', line 56

def formats_compatible?(format, match)
  @formats[match] == @formats[format]
end

#load_template(file = nil) ⇒ Object 



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# File 'lib/aws/cfn/dsl/base.rb', line 65

def load_template(file=nil)
  if file
    filn = File.join(File.dirname(file), file)
    filn = File.expand_path(file) if @config[:expandedpaths]
    logStep "Loading #{filn}"
    begin
      abs = File.absolute_path(File.expand_path(file))
      unless File.exists?(abs) or @config[:directory].nil?
        abs = File.absolute_path(File.expand_path(File.join(@config[:directory],file)))
      end
    rescue
      # pass
    end
    if File.exists?(abs)
      case File.extname(File.basename(abs)).downcase
        # TODO: [2014-0-16 Christo] Replace these with @json_template_ext_regex
        when /json|js|template|jtf/
          @items = JSON.parse(File.read(abs))
        # TODO: [2014-0-16 Christo] Replace these with @yaml_template_ext_regex
        when /yaml|yml|ytf/
          @items = YAML.load(File.read(abs))
        else
          abort! "Unsupported file type for specification: #{file}"
      end
    else
      abort! "Unable to open template: #{abs}"
    end
    @items
  else
    nil
  end
end

#save_dsl(path = nil, parts = @items) ⇒ Object 



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# File 'lib/aws/cfn/dsl/base.rb', line 60

def save_dsl(path=nil,parts=@items)
  pprint(simplify(parts,true))
  @logger.step "*** DSL generated ***"
end