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4ae3df42f7
This version contains the some style changes by RuboCop. *9d810be0ed
*61ea98a727
*795893dce3
*9be7858f7f
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67074 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
88 lines
2 KiB
Ruby
88 lines
2 KiB
Ruby
# frozen_string_literal: true
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require 'English'
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require 'rubygems/command'
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require 'rubygems/version_option'
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require 'rubygems/util'
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class Gem::Commands::OpenCommand < Gem::Command
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include Gem::VersionOption
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def initialize
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super 'open', 'Open gem sources in editor'
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add_option('-e', '--editor COMMAND', String,
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"Prepends COMMAND to gem path. Could be used to specify editor.") do |command, options|
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options[:editor] = command || get_env_editor
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end
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add_option('-v', '--version VERSION', String,
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"Opens specific gem version") do |version|
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options[:version] = version
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end
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end
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def arguments # :nodoc:
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"GEMNAME name of gem to open in editor"
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end
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def defaults_str # :nodoc:
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"-e #{get_env_editor}"
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end
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def description # :nodoc:
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<<-EOF
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The open command opens gem in editor and changes current path
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to gem's source directory.
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Editor command can be specified with -e option, otherwise rubygems
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will look for editor in $EDITOR, $VISUAL and $GEM_EDITOR variables.
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EOF
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end
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def usage # :nodoc:
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"#{program_name} GEMNAME [-e COMMAND]"
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end
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def get_env_editor
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ENV['GEM_EDITOR'] ||
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ENV['VISUAL'] ||
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ENV['EDITOR'] ||
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'vi'
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end
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def execute
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@version = options[:version] || Gem::Requirement.default
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@editor = options[:editor] || get_env_editor
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found = open_gem(get_one_gem_name)
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terminate_interaction 1 unless found
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end
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def open_gem(name)
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spec = spec_for name
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return false unless spec
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if spec.default_gem?
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say "'#{name}' is a default gem and can't be opened."
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return false
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end
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open_editor(spec.full_gem_path)
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end
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def open_editor(path)
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Dir.chdir(path) do
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system(*@editor.split(/\s+/) + [path])
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end
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end
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def spec_for(name)
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spec = Gem::Specification.find_all_by_name(name, @version).first
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return spec if spec
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say "Unable to find gem '#{name}'"
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end
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end
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