`class Response`

Definitions

`attr_accessor :status`

Signature

returns　Integer

`attr_reader :body`

Signature

returns　Array

`attr_reader :headers`

Signature

returns　Hash

`attr_reader :length`

Signature

returns　Integer

`LOCATION = 'location'`

Constants

`def initialize`

Initialize the response object

Signature

returns　Response

Implementation

def initialize
  @status  = 404
  @headers = {}
  @body    = []
  @length  = 0
end

`def [](key)`

Set the response header

Signature

returns　String: value

Implementation

def [](key)
  @headers[key]
end

`def []=(key, value)`

Get the response header

Signature

returns　String: value

Implementation

def []=(key, value)
  @headers[key] = value
end

`def write(str)`

Write to the response body

Signature

returns　String: str

Implementation

def write(str)
  str = str.to_s
  @length += str.bytesize
  @headers[CONTENT_LENGTH] = @length.to_s
  @body << str
end

`def text(str)`

Set the response type to text

Signature

returns　String: str

Implementation

def text(str)
  @headers[CONTENT_TYPE] = ContentType[:TEXT]
  write(str)
end

`def html(str)`

Set the response type to html

Signature

returns　String: str

Implementation

def html(str)
  @headers[CONTENT_TYPE] = ContentType[:HTML]
  write(str)
end

`def json(str)`

Set the response type to json

Signature

returns　String: str

Implementation

def json(str)
  @headers[CONTENT_TYPE] = ContentType[:JSON]
  write(str)
end

`def redirect(path, status = 302)`

Redirect the response

Implementation

def redirect(path, status = 302)
  @headers[LOCATION] = path
  @status = status

  throw :halt, finish
end

`def finish`

Finish the response

Signature

returns　Array: response

Implementation

def finish
  [@status, @headers, @body]
end