Class: Puma::NullIO

Inherits:

Object

• Object
• Puma::NullIO

Defined in:

lib/puma/null_io.rb

Overview

Provides an IO-like object that always appears to contain no data. Used as the value for rack.input when the request has no body.

Instance Method Summary

• #close ⇒ Object
• #each ⇒ Object
• #eof? ⇒ Boolean
• #gets ⇒ Object
• #puts(*ary) ⇒ Object
• #read(count = nil, _buffer = nil) ⇒ Object

  Mimics IO#read with no data.

• #rewind ⇒ Object
• #size ⇒ Object
• #sync=(v) ⇒ Object
• #write(*ary) ⇒ Object

Instance Method Details

#close ⇒ Object

# File 'lib/puma/null_io.rb', line 24

def close
end

#each ⇒ Object

# File 'lib/puma/null_io.rb', line 12

def each
end

#eof? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/puma/null_io.rb', line 31

def eof?
  true
end

#gets ⇒ Object

# File 'lib/puma/null_io.rb', line 8

def gets
  nil
end

#puts(*ary) ⇒ Object

# File 'lib/puma/null_io.rb', line 38

def puts(*ary)
end

#read(count = nil, _buffer = nil) ⇒ Object

Mimics IO#read with no data.

# File 'lib/puma/null_io.rb', line 17

def read(count = nil, _buffer = nil)
  (count && count > 0) ? nil : ""
end

#rewind ⇒ Object

# File 'lib/puma/null_io.rb', line 21

def rewind
end

#size ⇒ Object

# File 'lib/puma/null_io.rb', line 27

def size
  0
end

#sync=(v) ⇒ Object

# File 'lib/puma/null_io.rb', line 35

def sync=(v)
end

#write(*ary) ⇒ Object

# File 'lib/puma/null_io.rb', line 41

def write(*ary)
end