Exception: KeyError

Inherits:

IndexError

• Object
• Exception
• StandardError
• IndexError
• KeyError

Defined in:

opal/opal/corelib/error.rb,
opal/opal/corelib/error.rb

Instance Method Summary

• #initialize(message, receiver: nil, key: nil) ⇒ KeyError constructor

  A new instance of KeyError.

• #key ⇒ Object
• #receiver ⇒ Object

Methods inherited from Exception

#backtrace, #backtrace_locations, #cause, exception, #exception, #full_message, #inspect, #message, new, #set_backtrace, #to_s

Constructor Details

#initialize(message, receiver: nil, key: nil) ⇒ KeyError

Returns a new instance of KeyError.

# File 'opal/opal/corelib/error.rb', line 292

def initialize(message, receiver: nil, key: nil)
  super(message)
  @receiver = receiver
  @key = key
end

Instance Method Details

#key ⇒ Object

# File 'opal/opal/corelib/error.rb', line 302

def key
  @key || ::Kernel.raise(::ArgumentError, 'no key is available')
end

#receiver ⇒ Object

# File 'opal/opal/corelib/error.rb', line 298

def receiver
  @receiver || ::Kernel.raise(::ArgumentError, 'no receiver is available')
end