› XRB › Source › XRB › FileBuffer

class FileBuffer

Represents a file buffer with a given path.

Definitions

def initialize(path)

Create a new file buffer from a file path.

Signature
parameter　path　String

the path to the file.

Implementation

 
def initialize(path)
	@path = path
	@cache = nil
end

def freeze

Freeze the buffer, caching the contents of the file.

Implementation

 
def freeze
	return self if frozen?
	
	read
	
	super
end

attr :path

Signature
attribute　String

the path name of the buffer.

def encoding

Signature
returns　Encoding

the encoding of the buffer.

Implementation

 
def encoding
	read.encoding
end

def read

Read the contents of the file into the buffer.

Signature
returns　String

the content of the buffer.

Implementation

 
def read
	@cache ||= File.read(@path).freeze
end

def to_buffer

Signature
returns　Buffer

a buffer with the contents of the file.

Implementation

 
def to_buffer
	Buffer.new(self.read, @path)
end