Class: Kapusta::List

Inherits:

Object

• Object
• Kapusta::List

Defined in:

lib/kapusta/ast.rb

Instance Attribute Summary

• #items ⇒ Object readonly

  Returns the value of attribute items.

Instance Method Summary

• #empty? ⇒ Boolean
• #head ⇒ Object
• #initialize(items) ⇒ List constructor

  A new instance of List.

• #rest ⇒ Object

Constructor Details

#initialize(items) ⇒ List

Returns a new instance of List.

# File 'lib/kapusta/ast.rb', line 60

def initialize(items)
  @items = items
end

Instance Attribute Details

#items ⇒ Object (readonly)

Returns the value of attribute items.

# File 'lib/kapusta/ast.rb', line 58

def items
  @items
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/kapusta/ast.rb', line 72

def empty?
  @items.empty?
end

#head ⇒ Object

# File 'lib/kapusta/ast.rb', line 64

def head
  @items.first
end

#rest ⇒ Object

# File 'lib/kapusta/ast.rb', line 68

def rest
  @items[1..] || []
end