Contents

class JSPreprocessor

  def initialize
    @defines = []
  end

  def process(cwd, main_file)
    main = File.open(cwd + main_file).read.split "\n"
    compiled_file = recurse_files(cwd, main).join "\n"
    replace_defines compiled_file
  end

  def recurse_files(cwd, file)
    file.each_with_index do |line, index|
      if line.include? '#include'
        to_include = cwd + line[10..-2] + '.js'
        next_wd = Pathname.new(to_include).dirname.to_s + '/'
        file[index] = recurse_files next_wd, File.open(to_include).read.split("\n")
      elsif line.include? '#define'
        @defines << line[8..-1].split(' ')
        file.delete_at index
      end
    end
  end

  def replace_defines(file)
    @defines.each do |definition|
      file.gsub! definition[0], definition[1]
    end

    file
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
jspreprocessor-0.0.2	lib/JSPreprocessor.rb