Class: Juno::Adapters::PStore

Inherits:
Base
  • Object
show all
Defined in:
lib/juno/adapters/pstore.rb

Overview

PStore backend

Direct Known Subclasses

YAML

Instance Method Summary collapse

Methods inherited from Base

#[], #[]=, #close, #fetch

Constructor Details

#initialize(options = {}) ⇒ PStore

Constructor

Options:

  • :file - PStore file

Parameters:

  • options (Hash) (defaults to: {})

Raises:

  • (ArgumentError) 


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# File 'lib/juno/adapters/pstore.rb', line 14

def initialize(options = {})
  raise ArgumentError, 'Option :file is required' unless options[:file]
  FileUtils.mkpath(::File.dirname(options[:file]))
  @pstore = new_store(options)
end

Instance Method Details

#clear(options = {}) ⇒ Object 



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# File 'lib/juno/adapters/pstore.rb', line 36

def clear(options = {})
  @pstore.transaction do
    @pstore.roots.each do |key|
      @pstore.delete(key)
    end
  end
  self
end

#delete(key, options = {}) ⇒ Object 



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# File 'lib/juno/adapters/pstore.rb', line 28

def delete(key, options = {})
  @pstore.transaction { @pstore.delete(key) }
end

#key?(key, options = {}) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/juno/adapters/pstore.rb', line 20

def key?(key, options = {})
  @pstore.transaction(true) { @pstore.root?(key) }
end

#load(key, options = {}) ⇒ Object 



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# File 'lib/juno/adapters/pstore.rb', line 24

def load(key, options = {})
  @pstore.transaction(true) { @pstore[key] }
end

#store(key, value, options = {}) ⇒ Object 



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# File 'lib/juno/adapters/pstore.rb', line 32

def store(key, value, options = {})
  @pstore.transaction { @pstore[key] = value }
end