Class: Configatron::Store

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/configatron/store.rb

Overview

< BasicObject

Instance Method Summary collapse

Constructor Details

#initialize(attributes = {}) ⇒ Store

Returns a new instance of Store.



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# File 'lib/configatron/store.rb', line 7

def initialize(attributes = {})
  @__locked = false
  @attributes = attributes || {}
  @attributes.send(:extend, DeepClone)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &block) ⇒ Object 



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# File 'lib/configatron/store.rb', line 87

def method_missing(name, *args, &block)
  if block_given?
    yield self[name]
  else
    name = name.to_s
    if /(.+)=$/.match(name)
      return store($1, args[0])
    elsif /(.+)!/.match(name)
      key = $1
      if self.has_key?(key)
        return self[key]
      else
        raise Configatron::UndefinedKeyError.new($1)
      end
    else
      return self[name]
    end
  end
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/configatron/store.rb', line 21

def [](key)
  val = fetch(key.to_sym) do
    if @__locked
      raise Configatron::UndefinedKeyError.new("Key Not Found: #{key}")
    end
    ::Configatron::Store.new
  end
  return val
end

#configure_from_hash(hash) ⇒ Object 



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# File 'lib/configatron/store.rb', line 63

def configure_from_hash(hash)
  hash.each do |key, value|
    if value.is_a?(Hash)
      self[key].configure_from_hash(value)
    else
      store(key, value)
    end
  end
end

#fetch(key, default_value = nil, &block) ⇒ Object 



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# File 'lib/configatron/store.rb', line 38

def fetch(key, default_value = nil, &block)
  val = @attributes[key.to_sym]
  if val.nil?
    if block_given?
      val = block.call
    elsif default_value
      val = default_value
    end
    store(key, val)
  end
  if val.is_a?(Configatron::Proc)
    val = val.call
  end
  return val
end

#inspect(name = 'configatron') ⇒ Object 



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# File 'lib/configatron/store.rb', line 107

def inspect(name = 'configatron')
    f_out = []
    @attributes.each do |k, v|
      if v.is_a?(Configatron::Store)
        v.inspect("#{name}.#{k}").each_line do |line|
          if line.match(/\n/)
            line.each_line do |l|
              l.strip!
              f_out << l
            end
          else
            line.strip!
            f_out << line
          end
        end
      else
        f_out << "#{name}.#{k} = #{v.inspect}"
      end
    end
    f_out.compact.sort.join("\n")
end

#key?(key) ⇒ Boolean Also known as: has_key?

Returns:

  • (Boolean) 


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# File 'lib/configatron/store.rb', line 58

def key?(key)
  val = self[key.to_sym]
  !val.is_a?(Configatron::Store)
end

#lock!(value = true) ⇒ Object 



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# File 'lib/configatron/store.rb', line 13

def lock!(value=true)
  @__locked = value
end

#nil? ⇒ Boolean Also known as: blank?

Returns:

  • (Boolean) 


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# File 'lib/configatron/store.rb', line 54

def nil?
  @attributes.empty?
end

#reset! ⇒ Object 



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# File 'lib/configatron/store.rb', line 17

def reset!
  @attributes.clear
end

#store(key, value) ⇒ Object Also known as: []= 



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# File 'lib/configatron/store.rb', line 31

def store(key, value)
  if @__locked
    raise Configatron::LockedError.new("Locked! Can not set key #{key}!")
  end
  @attributes[key.to_sym] = value
end

#temp(&block) ⇒ Object 



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# File 'lib/configatron/store.rb', line 73

def temp(&block)
  temp_start
  yield
  temp_end
end

#temp_end ⇒ Object 



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# File 'lib/configatron/store.rb', line 83

def temp_end
  @attributes = @__temp
end

#temp_start ⇒ Object 



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# File 'lib/configatron/store.rb', line 79

def temp_start
  @__temp = @attributes.deep_clone
end