Module: Leftovers::Autoloader

Included in:
Leftovers, AST, ConfigLoader, FileCollector, FileCollector::NodeProcessor, MatcherBuilders, Matchers, Precompilers, Precompilers::YAML, ProcessorBuilders, Processors
Defined in:
lib/leftovers/autoloader.rb

Overview

zero dependency zeitwerk

Constant Summary collapse

ALL_CAPS_NAMES = 
%w{ast cli version erb json yaml}.freeze

Class Method Summary collapse

Class Method Details

.class_from_path(path) ⇒ Object 



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# File 'lib/leftovers/autoloader.rb', line 14

def self.class_from_path(path)
  name = ::File.basename(path).delete_suffix('.rb')
  if ALL_CAPS_NAMES.include?(name)
    name.upcase
  else
    name.gsub(/(?:^|_)(\w)/, &:upcase).delete('_')
  end
end

.dir_path_from_class(klass) ⇒ Object 



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# File 'lib/leftovers/autoloader.rb', line 23

def self.dir_path_from_class(klass)
  klass.name.gsub(/::/, '/')
    .gsub(/(?<=[a-z])([A-Z])/, '_\1').downcase
end

.glob_children(klass) ⇒ Object 



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# File 'lib/leftovers/autoloader.rb', line 28

def self.glob_children(klass)
  "#{root}/#{dir_path_from_class(klass)}/*.rb"
end

.included(klass) ⇒ Object 



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# File 'lib/leftovers/autoloader.rb', line 8

def self.included(klass)
  ::Dir[glob_children(klass)].each_entry do |path|
    klass.autoload(class_from_path(path), path)
  end
end

.root ⇒ Object 



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# File 'lib/leftovers/autoloader.rb', line 32

def self.root
  ::File.dirname(__dir__)
end