Contents

module Justa
  class Util
    class << self
      SINGULARS = {
        "/s$/i" => "",
        "/(ss)$/i" => '\1',
        "/(n)ews$/i" => '\1ews',
        "/([ti])a$/i" => '\1um',
        "/((a)naly|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)(sis|ses)$/i" => '\1sis',
        "/(^analy)(sis|ses)$/i" => '\1sis',
        "/([^f])ves$/i" => '\1fe',
        "/(hive)s$/i" => '\1',
        "/(tive)s$/i" => '\1',
        "/([lr])ves$/i" => '\1f',
        "/([^aeiouy]|qu)ies$/i" => '\1y',
        "/(s)eries$/i" => '\1eries',
        "/(m)ovies$/i" => '\1ovie',
        "/(x|ch|ss|sh)es$/i" => '\1',
        "/^(m|l)ice$/i" => '\1ouse', -
        "/(bus)(es)?$/i" => '\1',
        "/(o)es$/i" => '\1',
        "/(shoe)s$/i" => '\1',
        "/(cris|test)(is|es)$/i" => '\1is',
        "/^(a)x[ie]s$/i" => '\1xis',
        "/(octop|vir)(us|i)$/i" => '\1us',
        "/(alias|status)(es)?$/i" => '\1',
        "/^(ox)en/i" => '\1',
        "/(vert|ind)ices$/i" => '\1ex',
        "/(matr)ices$/i" => '\1ix',
        "/(quiz)zes$/i" => '\1',
        "/(database)s$/i" => '\1'
      }

      def singularize(resource)
        out = ""
        SINGULARS.keys.each do |key|
          out = resource.to_s.gsub(/s$/, SINGULARS[key])
          break out if out != resource
        end
        case resource.class
        when Symbol
          return out.to_sym
        end
        out
      end

      def to_sym(string)
        string.to_s.strip.gsub(" -", "_").to_sym
      end
    end
  end
end

class Hash
  def except_nested(key)
    r = Marshal.load(Marshal.dump(self))
    r.except_nested!(key)
  end

  def except_nested!(key)
    reject! { |k, _| k == key || k.to_s == key }
    each do |_, v|
      v.except_nested!(key) if v.is_a?(Hash)
      v.map! { |obj| obj.except_nested!(key) if obj.is_a?(Hash) } if v.is_a?(Array)
    end
  end

  def to_request_params
    Hash[map do |k, v|
      [k.to_s.to_camel(:lower), v]
    end]
  end

  def convert_from_request
    Hash[map do |k, v|
      [k.to_s.to_snake, v]
    end]
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
justa-ruby-0.1.9	lib/justa/util.rb