Class: ZIG::Lines

Inherits:

Object

• Object
• ZIG::Lines

Defined in:

lib/zig/lines.rb

Instance Attribute Summary

• #current ⇒ Object readonly

  Returns the value of attribute current.

• #num ⇒ Object readonly

  Returns the value of attribute num.

Instance Method Summary

• #empty? ⇒ Boolean
• #initialize(file) ⇒ Lines constructor

  A new instance of Lines.

• #next ⇒ Object

Constructor Details

#initialize(file) ⇒ Lines

Returns a new instance of Lines.

# File 'lib/zig/lines.rb', line 4

def initialize(file)
  @file, @current, @num = file, file.gets, 1
end

Instance Attribute Details

#current ⇒ Object (readonly)

Returns the value of attribute current.

# File 'lib/zig/lines.rb', line 2

def current
  @current
end

#num ⇒ Object (readonly)

Returns the value of attribute num.

# File 'lib/zig/lines.rb', line 2

def num
  @num
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/zig/lines.rb', line 8

def empty?
  @current.nil?
end

#next ⇒ Object

# File 'lib/zig/lines.rb', line 12

def next
  @current, @num = @file.gets, @num + 1
end