Class: Vmit::FilesystemRegistry

Inherits:
Registry
  • Object
show all
Defined in:
lib/vmit/registry.rb

Overview

Takes configuration options from a filesystem tree where the files are the keys and the content the values

Instance Method Summary collapse

Constructor Details

#initialize(base_path) ⇒ FilesystemRegistry

Returns a new instance of FilesystemRegistry.



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# File 'lib/vmit/registry.rb', line 171

def initialize(base_path)
  @base_path = base_path
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/vmit/registry.rb', line 175

def [](key)
  begin
    path = File.join(@base_path, key.to_s)
    unless File.directory?(path)
      File.read(path)
    else
      return FilesystemRegistry.new(File.join(@base_path, path))
    end
  rescue Errno::ENOENT
    nil
  end
end

#[]=(key, val) ⇒ Object 



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# File 'lib/vmit/registry.rb', line 188

def []=(key, val)
  File.write(File.join(@base_path, key.to_s), val)
end

#each(&block) ⇒ Object 



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# File 'lib/vmit/registry.rb', line 192

def each(&block)
  Enumerator.new do |enum|
    Dir.entries(@base_path).reject do |elem|
      ['.', '..'].include?(elem)
    end.each do |key|
      enum.yield key.to_sym, self[key]
    end
  end
end

#keys ⇒ Object 



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# File 'lib/vmit/registry.rb', line 202

def keys
  each.to_a.map(&:first)
end