Class: PackratParser::Success

Inherits:
Object
  • Object
show all
Defined in:
lib/packrat_parser/result.rb

Overview

The result of running a parser at some position in the input.

Success carries the parsed value and pos, the index of the next unconsumed character. Failure carries the pos where parsing failed and a human-readable message.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(value, pos) ⇒ Success

Returns a new instance of Success.



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# File 'lib/packrat_parser/result.rb', line 10

def initialize(value, pos)
  @value = value
  @pos = pos
end

Instance Attribute Details

#pos ⇒ Object (readonly)

Returns the value of attribute pos.



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# File 'lib/packrat_parser/result.rb', line 8

def pos
  @pos
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/packrat_parser/result.rb', line 8

def value
  @value
end

Instance Method Details

#success? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/packrat_parser/result.rb', line 15

def success?
  true
end

#to_s ⇒ Object Also known as: inspect 



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# File 'lib/packrat_parser/result.rb', line 19

def to_s
  "Success(#{@value.inspect} @#{@pos})"
end