Class: EacRubyUtils::GemsRegistry::Gem

Inherits:
Object
  • Object
show all
Includes:
Comparable, SimpleCache
Defined in:
lib/eac_ruby_utils/gems_registry/gem.rb

Constant Summary

Constants included from SimpleCache

SimpleCache::UNCACHED_METHOD_NAME_SUFFIX, SimpleCache::UNCACHED_METHOD_PATTERN

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from SimpleCache

#method_missing, #reset_cache, #respond_to_missing?, #sanitize_cache_key, uncached_method_name

Constructor Details

#initialize(registry, gemspec) ⇒ Gem

Returns a new instance of Gem.



15
16
17
18
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 15

def initialize(registry, gemspec)
  @registry = registry
  @gemspec = gemspec
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class EacRubyUtils::SimpleCache

Instance Attribute Details

#gemspec ⇒ Object (readonly)

Returns the value of attribute gemspec.



13
14
15
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 13

def gemspec
  @gemspec
end

#registry ⇒ Object (readonly)

Returns the value of attribute registry.



13
14
15
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 13

def registry
  @registry
end

Instance Method Details

#<=>(other) ⇒ Object 



28
29
30
31
32
33
34
35
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 28

def <=>(other)
  sd = depend_on(other)
  od = other.depend_on(self)
  return 1 if sd && !od
  return -1 if od && !sd

  gemspec.name <=> other.gemspec.name
end

#depend_on(gem) ⇒ Object 



20
21
22
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 20

def depend_on(gem)
  dependencies.lazy.map(&:name).include?(gem.gemspec.name)
end

#dependencies ⇒ Object 



24
25
26
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 24

def dependencies
  @dependencies ||= dependencies_uncached # dependencies_uncached
end

#found? ⇒ Boolean

Returns:



37
38
39
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 37

def found?
  lib_file_found? && registered_module.is_a?(::Module)
end

#lib_file_found? ⇒ Boolean

Returns:



41
42
43
44
45
46
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 41

def lib_file_found?
  gemspec.require_paths.any? do |require_path|
    ::Pathname.new(require_path).expand_path(gemspec.gem_dir).join("#{path_to_require}.rb")
      .file?
  end
end

#path_to_require ⇒ String

Returns:



56
57
58
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 56

def path_to_require
  "#{gemspec.name.gsub('-', '/')}/#{registry.module_suffix.underscore}"
end

#registered_module ⇒ Object 



48
49
50
51
52
53
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 48

def registered_module
  return nil unless lib_file_found?

  require path_to_require
  path_to_require.camelize.constantize
end

#to_s ⇒ Object 



60
61
62
 
# File 'lib/eac_ruby_utils/gems_registry/gem.rb', line 60

def to_s
  "#{self.class.name}[#{gemspec.name}]"
end