Contents

module Nesta
  class ConfigFile
    def set_value(key, value)
      pattern = /^\s*#?\s*#{key}:.*/
      replacement = "#{key}: #{value}"

      configured = false
      File.open(Nesta::Config.yaml_path, 'r+') do |file|
        output = ''
        file.each_line do |line|
          if configured
            output << line
          else
            output << line.sub(pattern, replacement)
            configured = true if line =~ pattern
          end
        end
        output << "#{replacement}\n" unless configured
        file.pos = 0
        file.print(output)
        file.truncate(file.pos)
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
nesta-0.13.0	lib/nesta/config_file.rb