Class: Code::Parser::While

Inherits:
Language
  • Object
show all
Defined in:
lib/code/parser/while.rb

Instance Method Summary collapse

Instance Method Details

#begin_keyword ⇒ Object 



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# File 'lib/code/parser/while.rb', line 42

def begin_keyword
  str("begin") << separator.present
end

#body ⇒ Object 



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# File 'lib/code/parser/while.rb', line 58

def body
  (
    (begin_keyword | do_keyword).ignore << whitespace << code <<
      (whitespace? << end_keyword).maybe.ignore
  ) |
    (
      opening_curly_bracket.ignore << whitespace? << code <<
        (whitespace? << closing_curly_bracket).maybe.ignore
    ) | (code << (whitespace? << end_keyword).maybe.ignore)
end

#closing_curly_bracket ⇒ Object 



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# File 'lib/code/parser/while.rb', line 54

def closing_curly_bracket
  str("}")
end

#code ⇒ Object 



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# File 'lib/code/parser/while.rb', line 18

def code
  Code
end

#do_keyword ⇒ Object 



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# File 'lib/code/parser/while.rb', line 38

def do_keyword
  str("do") << separator.present
end

#end_keyword ⇒ Object 



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# File 'lib/code/parser/while.rb', line 34

def end_keyword
  str("end") << separator.present
end

#loop_keyword ⇒ Object 



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# File 'lib/code/parser/while.rb', line 46

def loop_keyword
  str("loop") << separator.present
end

#opening_curly_bracket ⇒ Object 



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# File 'lib/code/parser/while.rb', line 50

def opening_curly_bracket
  str("{")
end

#root ⇒ Object 



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# File 'lib/code/parser/while.rb', line 69

def root
  (
    (
      (
        (while_keyword | until_keyword).aka(:operator) << whitespace <<
          statement.aka(:statement)
      ) | (loop_keyword.aka(:operator) << whitespace)
    ) << body.aka(:body)
  ).aka(:while) | statement
end

#separator ⇒ Object 



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# File 'lib/code/parser/while.rb', line 22

def separator
  Name.new.separator
end

#statement ⇒ Object 



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# File 'lib/code/parser/while.rb', line 6

def statement
  If
end

#until_keyword ⇒ Object 



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# File 'lib/code/parser/while.rb', line 30

def until_keyword
  str("until") << separator.present
end

#while_keyword ⇒ Object 



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# File 'lib/code/parser/while.rb', line 26

def while_keyword
  str("while") << separator.present
end

#whitespace ⇒ Object 



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# File 'lib/code/parser/while.rb', line 10

def whitespace
  Whitespace
end

#whitespace? ⇒ Boolean

Returns:



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# File 'lib/code/parser/while.rb', line 14

def whitespace?
  whitespace.maybe
end