Class: RubyNext::Commands::CoreExt

Inherits:
Base
  • Object
show all
Defined in:
lib/ruby-next/commands/core_ext.rb

Instance Attribute Summary collapse

Attributes inherited from Base

#dry_run

Instance Method Summary collapse

Methods inherited from Base

#base_parser, #initialize, #log, run

Constructor Details

This class inherits a constructor from RubyNext::Commands::Base

Instance Attribute Details

#filter ⇒ Object (readonly)

Returns the value of attribute filter.



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# File 'lib/ruby-next/commands/core_ext.rb', line 11

def filter
  @filter
end

#list ⇒ Object (readonly) Also known as: list?

Returns the value of attribute list.



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# File 'lib/ruby-next/commands/core_ext.rb', line 11

def list
  @list
end

#min_version ⇒ Object (readonly)

Returns the value of attribute min_version.



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# File 'lib/ruby-next/commands/core_ext.rb', line 11

def min_version
  @min_version
end

#names ⇒ Object (readonly)

Returns the value of attribute names.



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# File 'lib/ruby-next/commands/core_ext.rb', line 11

def names
  @names
end

#original_command ⇒ Object (readonly)

Returns the value of attribute original_command.



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# File 'lib/ruby-next/commands/core_ext.rb', line 11

def original_command
  @original_command
end

#out_path ⇒ Object (readonly)

Returns the value of attribute out_path.



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# File 'lib/ruby-next/commands/core_ext.rb', line 11

def out_path
  @out_path
end

Instance Method Details

#parse!(args) ⇒ Object 



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# File 'lib/ruby-next/commands/core_ext.rb', line 24

def parse!(args)
  print_help = false
  @min_version = MIN_SUPPORTED_VERSION
  @original_command = "ruby-next core_ext #{args.join(" ")}"
  @names = []
  @list = false
  @out_path = File.join(Dir.pwd, "core_ext.rb")

  optparser = base_parser do |opts|
    opts.banner = "Usage: ruby-next core_ext [options]"

    opts.on("-o", "--output=OUTPUT", "Specify output file or stdout (default: ./core_ext.rb)") do |val|
      @out_path = val
    end

    opts.on("-l", "--list", "List all available extensions") do
      @list = true
    end

    opts.on("--min-version=VERSION", "Specify the minimum Ruby version to support") do |val|
      @min_version = Gem::Version.new(val)
    end

    opts.on("-n", "--name=NAME", "Filter extensions by name") do |val|
      names << val
    end

    opts.on("-h", "--help", "Print help") do
      print_help = true
    end
  end

  optparser.parse!(args)

  if print_help
    $stdout.puts optparser.help
    exit 0
  end

  @filter = /(#{names.join("|")})/i unless names.empty?
end

#run ⇒ Object 



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# File 'lib/ruby-next/commands/core_ext.rb', line 14

def run
  log "Select core extensions for Ruby v#{min_version}" \
      "#{filter ? " and matching #{filter.inspect}" : ""}"

  matching_patches.then do |patches|
    next print_list(patches) if list?
    generate_core_ext(patches)
  end
end