Contents

# frozen_string_literal: true

require "rubocop"
require "rubocop/ast/builder"
require "parser/current"

module SlimLint
  # Parser for the Ruby language.
  #
  # This provides a convenient wrapper around the `parser` gem and the
  # `astrolabe` integration to go with it. It is intended to be used for linter
  # checks that require deep inspection of Ruby code.
  class RubyParser
    # Creates a reusable parser.
    def initialize
      @builder = ::RuboCop::AST::Builder.new
      @parser = ::Parser::CurrentRuby.new(@builder)
    end

    # Parse the given Ruby source into an abstract syntax tree.
    #
    # @param source [String] Ruby source code
    # @return [Array] syntax tree in the form returned by Parser gem
    def parse(source)
      buffer = ::Parser::Source::Buffer.new("(string)")
      buffer.source = source

      @parser.reset
      @parser.parse(buffer)
    end
  end
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
slim_lint_standard-0.0.2.2	lib/slim_lint/ruby_parser.rb
slim_lint_standard-0.0.2.1	lib/slim_lint/ruby_parser.rb
slim_lint_standard-0.0.2	lib/slim_lint/ruby_parser.rb
slim_lint_standard-0.0.1	lib/slim_lint/ruby_parser.rb
slim_lint_standard-0.0.0	lib/slim_lint/ruby_parser.rb