Class: Rwm::GemfileParser

Inherits:
Object
  • Object
show all
Defined in:
lib/rwm/gemfile_parser.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(gemfile_path, known_packages) ⇒ GemfileParser

Returns a new instance of GemfileParser.



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# File 'lib/rwm/gemfile_parser.rb', line 12

def initialize(gemfile_path, known_packages)
  @gemfile_path = gemfile_path
  @known_packages = known_packages
  @package_by_path = index_packages_by_path
end

Class Method Details

.parse(gemfile_path, known_packages) ⇒ Object

Parse a Gemfile and extract path dependencies that match known packages



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# File 'lib/rwm/gemfile_parser.rb', line 8

def self.parse(gemfile_path, known_packages)
  new(gemfile_path, known_packages).parse
end

Instance Method Details

#parse ⇒ Object 



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# File 'lib/rwm/gemfile_parser.rb', line 18

def parse
  dsl = Bundler::Dsl.new
  dsl.eval_gemfile(@gemfile_path)
  deps = dsl.dependencies

  gemfile_dir = File.expand_path(File.dirname(@gemfile_path))

  deps.each_with_object([]) do |dep, result|
    source = dep.source
    next unless source.is_a?(Bundler::Source::Path)

    # Resolve the path relative to the Gemfile's directory
    dep_path = File.expand_path(source.path.to_s, gemfile_dir)

    # Skip self-references (gemspec directive points to own directory)
    next if dep_path == gemfile_dir

    matched = @package_by_path[dep_path]
    result << matched if matched
  end
end