2011-05-15 05:58:27 -04:00
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class Pry
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class PluginManager
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PRY_PLUGIN_PREFIX = /^pry-/
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2011-05-18 23:31:21 -04:00
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2011-09-01 12:16:43 -04:00
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# Placeholder when no associated gem found, displays warning
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class NoPlugin
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def initialize(name)
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@name = name
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end
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def method_missing(*args)
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2012-01-22 22:40:40 -05:00
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warn "Warning: The plugin '#{@name}' was not found! (no gem found)"
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2011-09-01 12:16:43 -04:00
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end
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end
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2011-06-02 05:45:53 -04:00
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2011-05-15 05:58:27 -04:00
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class Plugin
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2011-06-16 09:43:45 -04:00
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attr_accessor :name, :gem_name, :enabled, :spec, :active
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2011-05-15 05:58:27 -04:00
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2011-06-16 09:43:45 -04:00
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def initialize(name, gem_name, spec, enabled)
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@name, @gem_name, @enabled, @spec = name, gem_name, enabled, spec
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2011-05-15 05:58:27 -04:00
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end
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2011-09-01 12:16:43 -04:00
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# Disable a plugin. (prevents plugin from being loaded, cannot
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# disable an already activated plugin)
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2011-05-15 05:58:27 -04:00
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def disable!
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self.enabled = false
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end
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2011-05-18 23:31:21 -04:00
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2011-09-01 12:16:43 -04:00
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# Enable a plugin. (does not load it immediately but puts on
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# 'white list' to be loaded)
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2011-05-18 23:31:21 -04:00
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def enable!
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self.enabled = true
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end
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2011-12-06 21:07:02 -05:00
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# Load the Command line options defined by this plugin (if they exist)
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def load_cli_options
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cli_options_file = File.join(spec.full_gem_path, "lib/#{spec.name}/cli.rb")
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require cli_options_file if File.exist?(cli_options_file)
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2011-12-06 21:07:02 -05:00
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end
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2011-09-01 12:16:43 -04:00
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# Activate the plugin (require the gem - enables/loads the
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2011-11-12 10:31:43 -05:00
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# plugin immediately at point of call, even if plugin is
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# disabled)
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# Does not reload plugin if it's already active.
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2011-05-18 23:31:21 -04:00
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def activate!
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2012-04-23 06:36:27 -04:00
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# Create the configuration object for the plugin.
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2014-01-21 05:11:42 -05:00
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Pry.config.send("#{gem_name.gsub('-', '_')}=", Pry::Config.from_hash({}))
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2012-04-23 06:36:27 -04:00
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2011-05-18 23:31:21 -04:00
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begin
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require gem_name if !active?
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2011-12-10 10:11:31 -05:00
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rescue LoadError => e
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2012-12-31 22:13:17 -05:00
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warn "Found plugin #{gem_name}, but could not require '#{gem_name}'"
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2012-01-22 22:40:40 -05:00
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warn e
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2013-02-07 21:58:31 -05:00
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rescue => e
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warn "require '#{gem_name}' # Failed, saying: #{e}"
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2011-05-18 23:31:21 -04:00
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end
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2012-04-20 07:15:33 -04:00
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2011-05-23 06:11:50 -04:00
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self.active = true
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self.enabled = true
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2011-05-18 23:31:21 -04:00
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end
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alias active? active
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2011-05-15 05:58:27 -04:00
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alias enabled? enabled
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end
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def initialize
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@plugins = []
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end
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2011-05-15 12:19:13 -04:00
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# Find all installed Pry plugins and store them in an internal array.
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2011-05-15 05:58:27 -04:00
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def locate_plugins
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2011-05-18 23:31:21 -04:00
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Gem.refresh
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2011-06-01 02:47:14 -04:00
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(Gem::Specification.respond_to?(:each) ? Gem::Specification : Gem.source_index.find_name('')).each do |gem|
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2011-05-15 05:58:27 -04:00
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next if gem.name !~ PRY_PLUGIN_PREFIX
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plugin_name = gem.name.split('-', 2).last
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2011-06-16 09:43:45 -04:00
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@plugins << Plugin.new(plugin_name, gem.name, gem, true) if !gem_located?(gem.name)
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2011-05-15 05:58:27 -04:00
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end
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2011-05-15 12:19:13 -04:00
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@plugins
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2011-05-15 05:58:27 -04:00
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end
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2011-05-15 12:19:13 -04:00
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# @return [Hash] A hash with all plugin names (minus the 'pry-') as
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# keys and Plugin objects as values.
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2011-05-15 05:58:27 -04:00
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def plugins
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2011-09-01 12:16:43 -04:00
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h = Hash.new { |_, key| NoPlugin.new(key) }
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2011-05-15 05:58:27 -04:00
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@plugins.each do |plugin|
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h[plugin.name] = plugin
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end
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h
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end
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2011-05-15 12:19:13 -04:00
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# Require all enabled plugins, disabled plugins are skipped.
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2011-05-15 05:58:27 -04:00
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def load_plugins
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@plugins.each do |plugin|
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2011-05-18 23:31:21 -04:00
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plugin.activate! if plugin.enabled?
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2011-05-15 05:58:27 -04:00
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end
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end
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2011-05-18 23:31:21 -04:00
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private
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def gem_located?(gem_name)
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@plugins.any? { |plugin| plugin.gem_name == gem_name }
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end
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2011-05-15 05:58:27 -04:00
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end
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end
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