Class: MilkTea::Token

Inherits:
Object
  • Object
show all
Defined in:
lib/milk_tea/core/token.rb

Constant Summary collapse

KEYWORDS = 
MilkTea::KEYWORDS
ASSIGNMENT_TYPES = 
%i[
  equal plus_equal minus_equal star_equal slash_equal percent_equal
  amp_equal pipe_equal caret_equal shift_left_equal shift_right_equal
].freeze
LINE_START_OPERATOR_TYPES =

Operator token types that may never begin a statement. A statement that spans multiple lines must end the previous line with one of LINE_CONTINUATION_OPERATORS or wrap the expression in ( ) — it must never start the next line with an operator.

%i[
  dot_dot plus minus star slash percent
  pipe amp caret tilde
  or and is
  equal_equal bang_equal
  less less_equal greater greater_equal
  shift_left shift_right
].freeze
LINE_CONTINUATION_OPERATORS =

Binary operators that continue a statement when they end a physical line. Unary-only ~ is excluded because it has no left operand.

(LINE_START_OPERATOR_TYPES - [:tilde]).freeze

Instance Method Summary collapse

Instance Method Details

#assignment? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/milk_tea/core/token.rb', line 31

def assignment?
  ASSIGNMENT_TYPES.include?(type)
end

#eof? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/milk_tea/core/token.rb', line 35

def eof?
  type == :eof
end

#with_appended_trailing_trivia(trivia) ⇒ Object 



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# File 'lib/milk_tea/core/token.rb', line 39

def with_appended_trailing_trivia(trivia)
  with(trailing_trivia: trailing_trivia + [trivia])
end