Class: Restfully::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/restfully/configuration.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/restfully/configuration.rb', line 7

def initialize(opts = {})
  @options = opts.symbolize_keys
  
  @options[:retry_on_error] ||= 5
  @options[:wait_before_retry] ||= 5
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/restfully/configuration.rb', line 5

def options
  @options
end

Class Method Details

.load(file) ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 68

def self.load(file)
  if file.nil?
    raise ArgumentError, "file can't be nil"
  else
    new(YAML.load_file(File.expand_path(file)))
  end
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 56

def [](key)
  @options[key.to_sym]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 60

def []=(key, value)
  @options[key.to_sym] = value
end

#delete(key) ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 64

def delete(key)
  @options.delete(key.to_sym)
end

#expand ⇒ Object

Attempt to expand the configuration if a :configuration_file options is present. Existing options take precedence over those defined in the configuration file.



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# File 'lib/restfully/configuration.rb', line 44

def expand
  file = ENV['RESTFULLY_CONFIG'] || @options[:configuration_file]
  if file
    file = File.expand_path(file)
    if File.file?(file) && File.readable?(file)
      logger.info "Loading configuration from #{file}..."
      @options = self.class.load(file).merge(self).options
    end
  end
  self
end

#logger ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 14

def logger
  @options[:logger] ||= begin
    l = Logger.new(STDERR)
    l.level = Logger::WARN
    l
  end
end

#merge(config = {}) ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 22

def merge(config = {})
  if config.respond_to?(:to_hash)
    @options.merge!(config.to_hash.symbolize_keys) do |key, oldval, newval|
      case oldval
      when Array then oldval.push(newval).flatten.uniq
      when Hash then oldval.merge(newval)
      else newval
      end
    end
    self
  else
    raise ArgumentError, "Don't know how to merge #{config.class}."
  end
end

#to_hash ⇒ Object 



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# File 'lib/restfully/configuration.rb', line 37

def to_hash
  @options
end