Class: Pry::Command::InstallCommand

Inherits:
Pry::ClassCommand show all
Defined in:
lib/pry/commands/install_command.rb

Constant Summary

Constants inherited from Pry::Command

VOID_VALUE

Instance Attribute Summary

Attributes inherited from Pry::ClassCommand

#args, #opts

Attributes inherited from Pry::Command

#_pry_, #arg_string, #captures, #command_block, #command_set, #context, #eval_string, #output, #target

Instance Method Summary collapse

Methods inherited from Pry::ClassCommand

#call, #complete, doc, #help, inherited, #options, #setup, #slop, source, source_file, source_line, source_location, #subcommands

Methods inherited from Pry::Command

banner, #block, #call_safely, #check_for_command_collision, command_name, #command_name, #command_options, command_regex, #commands, #complete, convert_to_regex, default_options, #dependencies_met?, #description, doc, group, hooks, #initialize, inspect, #interpolate_string, #match, match_score, matches?, name, #name, options, #process_line, #run, #source, source, source_file, source_line, #source_location, source_location, #state, subclass, #target_self, #text, #tokenize, #void

Methods included from Helpers::DocumentationHelpers

get_comment_content, process_comment_markup, process_rdoc, process_yardoc, process_yardoc_tag, strip_comments_from_c_code, strip_leading_whitespace

Methods included from Pry::CodeObject::Helpers

#c_method?, #command?, #module_with_yard_docs?, #real_method_object?

Methods included from Helpers::CommandHelpers

absolute_index_number, absolute_index_range, command_error, get_method_or_raise, internal_binding?, one_index_number, one_index_range, one_index_range_or_number, restrict_to_lines, set_file_and_dir_locals, temp_file, unindent

Methods included from Helpers::OptionsHelpers

method_object, method_options

Methods included from Helpers::BaseHelpers

colorize_code, command_dependencies_met?, find_command, heading, highlight, jruby?, jruby_19?, mri?, mri_19?, mri_20?, mri_21?, mri_2?, not_a_real_file?, rbx?, #safe_send, safe_send, silence_warnings, stagger_output, use_ansi_codes?, windows?, windows_ansi?

Constructor Details

This class inherits a constructor from Pry::Command

Instance Method Details

#process(name) ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/pry/commands/install_command.rb', line 14

def process(name)
  require 'rubygems/dependency_installer' unless defined? Gem::DependencyInstaller
  command = find_command(name)

  unless command
    output.puts "Command #{ text.green(name) } is not found"
    return
  end

  if command_dependencies_met?(command.options)
    output.puts "Dependencies for #{ text.green(name) } are met. Nothing to do"
    return
  end

  output.puts "Attempting to install #{ text.green(name) } command..."
  gems_to_install = Array(command.options[:requires_gem])

  gems_to_install.each do |g|
    next if Rubygem.installed?(g)
    output.puts "Installing #{ text.green(g) } gem..."
    Rubygem.install(g)
  end

  gems_to_install.each do |g|
    begin
      require g
    rescue LoadError
      fail_msg = "Required gem #{ text.green(g) } installed but not found."
      fail_msg += " Aborting command installation\n"
      fail_msg += 'Tips: 1. Check your PATH; 2. Run `bundle update`'
      raise CommandError, fail_msg
    end
  end

  output.puts "Installation of #{ text.green(name) } successful! Type `help #{name}` for information"
end