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Versions: 8
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Contents
# frozen_string_literal: true
class Serega
# Module in which all Serega plugins should be stored
module SeregaPlugins
@plugins = {}
class << self
#
# Registers given plugin to be able to load it using symbol name.
#
# @example Register plugin
# Serega::SeregaPlugins.register_plugin(:plugin_name, PluginModule)
def register_plugin(name, mod)
@plugins[name] = mod
end
#
# Loads plugin code and returns plugin core module.
#
# @param name [Symbol, Module] plugin name or plugin itself
#
# @raise [SeregaError] Raises SeregaError when plugin was not found
#
# @example Find plugin when providing name
# Serega::SeregaPlugins.find_plugin(:presenter) # => Serega::SeregaPlugins::Presenter
#
# @example Find plugin when providing plugin itself
# Serega::SeregaPlugins.find_plugin(Presenter) # => Presenter
#
# @return [Class<Module>] Plugin core module
#
def find_plugin(name)
return name if name.is_a?(Module)
return @plugins[name] if @plugins.key?(name)
require_plugin(name)
@plugins[name] || raise(SeregaError, "Plugin '#{name}' did not register itself correctly")
end
private
def require_plugin(name)
require "serega/plugins/#{name}/#{name}"
rescue LoadError
raise SeregaError, "Plugin '#{name}' does not exist"
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems