class Solargraph::Workspace::RequirePaths

# File lib/solargraph/workspace/require_paths.rb, line 17
def initialize directory, config
  @directory = directory
  @config = config
end

# File lib/solargraph/workspace/require_paths.rb, line 26
def generate
  result = require_paths_from_gemspec_files
  return configured_require_paths if result.empty?
  result.concat(config.require_paths.map { |p| File.join(directory, p) }) if config
  result
end

# File lib/solargraph/workspace/require_paths.rb, line 57
def configured_require_paths
  return ['lib'] unless directory
  return [File.join(directory, 'lib')] if !config || config.require_paths.empty?
  config.require_paths.map { |p| File.join(directory, p) }
end

# File lib/solargraph/workspace/require_paths.rb, line 47
def gemspec_file_paths
  return [] if directory.nil?
  @gemspec_file_paths ||= Dir[File.join(directory, '**/*.gemspec')].select do |gs|
    config.nil? || config.allow?(gs)
  end
end

# File lib/solargraph/workspace/require_paths.rb, line 68
def require_path_from_gemspec_file gemspec_file_path
  base = File.dirname(gemspec_file_path)
  # HACK: Evaluating gemspec files violates the goal of not running
  #   workspace code, but this is how Gem::Specification.load does it
  #   anyway.
  cmd = ['ruby', '-e',
         "require 'rubygems'; " \
         "require 'json'; " \
         "spec = eval(File.read('#{gemspec_file_path}'), TOPLEVEL_BINDING, '#{gemspec_file_path}'); " \
         'return unless Gem::Specification === spec; ' \
         'puts({name: spec.name, paths: spec.require_paths}.to_json)']
  o, e, s = Open3.capture3(*cmd)
  if s.success?
    begin
      hash = o && !o.empty? ? JSON.parse(o.split("\n").last) : {}
      return [] if hash.empty?
      hash['paths'].map { |path| File.join(base, path) }
    rescue StandardError => e
      Solargraph.logger.warn "Error reading #{gemspec_file_path}: [#{e.class}] #{e.message}"
      []
    end
  else
    Solargraph.logger.warn "Error reading #{gemspec_file_path}"
    Solargraph.logger.warn e
    []
  end
end

# File lib/solargraph/workspace/require_paths.rb, line 36
def require_paths_from_gemspec_files
  results = []
  gemspec_file_paths.each do |gemspec_file_path|
    results.concat require_path_from_gemspec_file(gemspec_file_path)
  end
  results
end