Class: ScaleRb::OldRegistry::TypeExp::Tokenizer

Inherits:

Object

• Object
• ScaleRb::OldRegistry::TypeExp::Tokenizer

Defined in:

lib/scale_rb/old_registry.rb

Instance Attribute Summary

• #index ⇒ Object readonly

  Returns the value of attribute index.

• #tokens ⇒ Object readonly

  Returns the value of attribute tokens.

Instance Method Summary

• #eof? ⇒ Boolean

  % eof?

  -> Bool.

• #initialize(type_exp) ⇒ Tokenizer constructor

  % tokenize

  String -> [String].

• #next_token ⇒ Object

  % next_token

  -> String.

• #peek_token ⇒ Object

  % peek_token

  -> String.

Constructor Details

#initialize(type_exp) ⇒ Tokenizer

% tokenize

String -> [String]

# File 'lib/scale_rb/old_registry.rb', line 266

def initialize(type_exp)
  @tokens = tokenize(type_exp)
  @index = 0
end

Instance Attribute Details

#index ⇒ Object (readonly)

Returns the value of attribute index.

# File 'lib/scale_rb/old_registry.rb', line 263

def index
  @index
end

#tokens ⇒ Object (readonly)

Returns the value of attribute tokens.

# File 'lib/scale_rb/old_registry.rb', line 263

def tokens
  @tokens
end

Instance Method Details

#eof? ⇒ Boolean

% eof?

-> Bool

Returns:

• (Boolean)

# File 'lib/scale_rb/old_registry.rb', line 284

def eof?
  @index >= @tokens.length
end

#next_token ⇒ Object

% next_token

-> String

# File 'lib/scale_rb/old_registry.rb', line 272

def next_token
  token = @tokens[@index]
  @index += 1
  token
end

#peek_token ⇒ Object

% peek_token

-> String

# File 'lib/scale_rb/old_registry.rb', line 279

def peek_token
  @tokens[@index]
end