Class: VirtualFS::Local

Inherits:
Backend show all
Defined in:
lib/virtualfs/local.rb

Instance Method Summary collapse

Methods inherited from Backend

#cache, #dotfolders_for, #map_entries

Constructor Details

#initialize(opts = {}) ⇒ Local

Returns a new instance of Local.



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# File 'lib/virtualfs/local.rb', line 8

def initialize(opts={})
  super opts

  @path = ::File.realpath(opts.fetch(:path))
end

Instance Method Details

#entries(path = '/') ⇒ Object 



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# File 'lib/virtualfs/local.rb', line 14

def entries(path='/')
  p = VirtualFS.realpath(path)

  contents = ::Dir.entries(::File.join(@path, p)).map { |entry| ::File.join(p, entry) }

  cache do
    map_entries(contents) { |path| ::File.directory?(::File.join(@path, path)) }
  end
end

#glob(pattern, path = '/') ⇒ Object Also known as: [] 



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# File 'lib/virtualfs/local.rb', line 24

def glob(pattern, path='/')
  p = VirtualFS.realpath(path)

  contents = ::Dir.glob(::File.join(@path, p, pattern)).map { |entry| entry.sub(@path, '') }

  cache do
    map_entries(contents) { |path| ::File.directory?(::File.join(@path, path)) }
  end
end

#stream_for(path) ⇒ Object 



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# File 'lib/virtualfs/local.rb', line 34

def stream_for(path)
  path = VirtualFS.realpath(path)

  StringIO.new( ::File.open(::File.join(@path, path), 'r') { |io| io.read } )
end