Class: Rley::Parser::NoInput

Inherits:

ErrorReason

• Object
• ErrorReason
• Rley::Parser::NoInput

Defined in:

lib/rley/parser/error_reason.rb

Overview

This parse error occurs when no input for parsing was provided while the grammar requires some non-empty input.

Instance Attribute Summary

Attributes inherited from ErrorReason

#rank

Instance Method Summary

• #initialize ⇒ NoInput constructor

  A new instance of NoInput.

• #to_s ⇒ Object

  Returns the reason's message.

Methods inherited from ErrorReason

#inspect, #message

Constructor Details

#initialize ⇒ NoInput

Returns a new instance of NoInput.

# File 'lib/rley/parser/error_reason.rb', line 33

def initialize
  super(0)
end

Instance Method Details

#to_s ⇒ Object

Returns the reason's message.

# File 'lib/rley/parser/error_reason.rb', line 38

def to_s
  'Input cannot be empty.'
end