Class: Harby::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/harby/parser.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(delegate = nil) ⇒ Parser

Returns a new instance of Parser.



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# File 'lib/harby/parser.rb', line 5

def initialize(delegate = nil)
  @parser = Grammar::ArgumentsParser.new
  @parser.delegate = delegate || NullDelegate.new
end

Instance Attribute Details

#parser ⇒ Object (readonly)

Returns the value of attribute parser.



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# File 'lib/harby/parser.rb', line 3

def parser
  @parser
end

Class Method Details

.parse(input, delegate = nil) ⇒ Object 



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# File 'lib/harby/parser.rb', line 27

def self.parse(input, delegate = nil)
  new(delegate).parse(input)
end

Instance Method Details

#delegate ⇒ Object 



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# File 'lib/harby/parser.rb', line 19

def delegate
  @parser.delegate
end

#delegate=(delegate) ⇒ Object 



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# File 'lib/harby/parser.rb', line 15

def delegate=(delegate)
  @parser.delegate = delegate
end

#failure_reason ⇒ Object 



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# File 'lib/harby/parser.rb', line 23

def failure_reason
  @parser.failure_reason
end

#parse(input) ⇒ Object 



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# File 'lib/harby/parser.rb', line 10

def parse(input)
  result = @parser.parse(input)
  result ? result.parsed_args : nil
end