Class: Stretto::Parser

Inherits:

Object

• Object
• Stretto::Parser

show all

Defined in:

lib/stretto/parsers/parser.rb

Instance Attribute Summary (collapse)

• - (Object) parsed_elements readonly

  Returns the value of attribute parsed_elements.

• - (Object) parser readonly

  Returns the value of attribute parser.

Class Method Summary (collapse)

• + (Object) elementize(str)
• + (Object) parse_element!(element, klass)

Instance Method Summary (collapse)

• - (Object) error_on
• - (Parser) initialize(music_string) constructor

  A new instance of Parser.

• - (Object) to_stretto(pattern = nil)
• - (Boolean) valid?

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# File 'lib/stretto/parsers/parser.rb', line 10

def initialize(music_string)
  @music_string = music_string
  @parser       = StrettoGrammarParser.new
end

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# File 'lib/stretto/parsers/parser.rb', line 8

def parsed_elements
  @parsed_elements
end

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# File 'lib/stretto/parsers/parser.rb', line 8

def parser
  @parser
end

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# File 'lib/stretto/parsers/parser.rb', line 78

def elementize(str)
  str.to_s.split('::').last.
    gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
    gsub(/([a-z\d])([A-Z])/,'\1_\2').
    tr("-", "_").
    downcase
end

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# File 'lib/stretto/parsers/parser.rb', line 74

def parse_element!(element, klass)
  send(:parse_#{elementize(klass)}!", element)
end

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# File 'lib/stretto/parsers/parser.rb', line 23

def error_on
  @last_error_on
end

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# File 'lib/stretto/parsers/parser.rb', line 15

def to_stretto(pattern = nil)
  parsed_string.to_stretto(pattern)
end

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# File 'lib/stretto/parsers/parser.rb', line 19

def valid?
  not parsed_string.nil?
end