Class: Renogen::Cli::ParamParser

Inherits:
Object
  • Object
show all
Defined in:
lib/renogen/cli/param_parser.rb

Overview

Extracts options and version from argument list

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ ParamParser

Returns a new instance of ParamParser.



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# File 'lib/renogen/cli/param_parser.rb', line 9

def initialize(options)
  @options = options
end

Instance Attribute Details

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/renogen/cli/param_parser.rb', line 7

def options
  @options
end

Instance Method Details

#parse ⇒ Hash

Extracts options and version from argument list

Returns:

  • (Hash) —

    options



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# File 'lib/renogen/cli/param_parser.rb', line 16

def parse
  args = Hash.new

  opt_parser = OptionParser.new do |opts|
    opts.banner =  "Usage:"
    opts.separator "    renogen [options] VERSION"
    opts.separator "    renogen new TICKET_NAME"
    opts.separator "    renogen init"
    opts.separator ""
    opts.separator "Required:"
    opts.separator "  VERSION      this is the version that is currently being required:"
    opts.separator "  TICKET_NAME  this is the name of the new ticket to be created:"
    opts.separator ""
    opts.separator "Options:"

    opts.on("-fFORMAT", "--format=FORMAT", "Output format to be generated") do |n|
      args['format'] = n
    end

    opts.on("-sSOURCE", "--source=SOURCE", "Type of source that changes will be extracted from") do |n|
      args['source'] = n
    end

    opts.on("-pPATH", "--path=PATH", "Path to changelog files") do |n|
      args['changelog_path'] = n
    end

    opts.on("-lVERSION", "--legacy=VERSION", "Used to collate all changes since") do |n|
      args['legacy_version'] = n
    end

    opts.on("-rDATE", "--release-date=DATE", "Release date") do |n|
      args['release_date'] = n
    end

    opts.on("-IPATH", "--include=PATH", "Add a path to the load path") do |n|
      $LOAD_PATH << n
    end

    opts.on("-RFILE", "--require=FILE", "Require a file from the load path") do |n|
      require n
    end

    opts.on_tail("-h", "--help", "Show this message") do
      puts opts
      exit
    end

    opts.on_tail("--version", "Show renogen version") do
      puts Renogen::VERSION
      exit
    end
  end

  opt_parser.parse!(options)

  new_version = options.shift
  if new_version.nil?
    puts "Error: Missing argument"
    puts
    puts opt_parser
    exit 1
  elsif options.count > 0
    puts "Error: Unknown arguments: #{options}"
    puts
    puts opt_parser
    exit 1
  end

  return new_version, args
end