class Grub::Gemfile

Constants

GEM_LINE_REGEX

Attributes

gem_lines[RW]
gemfile_path[RW]
options[RW]
source[RW]

Public Class Methods

new(gemfile_path, options = {}) click to toggle source
# File lib/grub/gemfile.rb, line 8
def initialize(gemfile_path, options = {})
  @gemfile_path = gemfile_path
  @source = []
  @gem_lines = []
  @options = options
end

Public Instance Methods

parse() click to toggle source
# File lib/grub/gemfile.rb, line 15
def parse
  self.source = File.readlines(gemfile_path)
  source.each_with_index do |line, i|
    if match = GEM_LINE_REGEX.match(line)
      prev_line = source[i - 1] if i > 0
      prev_line_comment = prev_line if is_line_a_comment?(prev_line)
      self.gem_lines << GemLine.new(
        name: match[:name],
        original_line: line,
        location: i,
        prev_line_comment: prev_line_comment,
        options: options
      )
    end
  end
end
write_comments() click to toggle source
# File lib/grub/gemfile.rb, line 32
def write_comments
  gem_lines.reverse.each do |gem_line|
    source.insert(gem_line.location, gem_line.comment) if gem_line.should_insert?
  end
  File.write(gemfile_path, source.join)
end

Private Instance Methods

is_line_a_comment?(line) click to toggle source
# File lib/grub/gemfile.rb, line 41
def is_line_a_comment?(line)
  line && line.strip.start_with?("#")
end