Class: Sinatra::Flash::FlashHash

Inherits:
Object
  • Object
show all
Defined in:
lib/sinatra-flash.rb

Overview

Implements bracket accessors for storing and retrieving flash entries.

Instance Method Summary collapse

Constructor Details

#initialize(session) ⇒ FlashHash

Returns a new instance of FlashHash.



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# File 'lib/sinatra-flash.rb', line 5

def initialize(session)
  @session = session
  @session[:__FLASH__] ||= {}
end

Instance Method Details

#[](key) ⇒ Object

Remove an entry from the session and return its value. Cache result in the instance cache.



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# File 'lib/sinatra-flash.rb', line 12

def [](key)
  cache[key] ||= values.delete(key)
end

#[]=(key, val) ⇒ Object

Store the entry in the session, updating the instance cache as well.



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# File 'lib/sinatra-flash.rb', line 17

def []=(key,val)
  cache[key] = values[key] = val
end

#inspect ⇒ Object

Hide the underlying :__FLASH__ session key and only expose values stored in the flash.



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# File 'lib/sinatra-flash.rb', line 23

def inspect
  '#<FlashHash @values=%s>' % [values.inspect]
end