Class: Solis::OverlayFS::Hooks

Inherits:

Object

• Object
• Solis::OverlayFS::Hooks

Defined in:

lib/solis/overlay_fs.rb

Overview

Event hooks

Instance Method Summary

• #clear(event = nil) ⇒ Object
• #initialize ⇒ Hooks constructor

  A new instance of Hooks.

• #on(event, &block) ⇒ Object
• #trigger(event, **args) ⇒ Object

Constructor Details

#initialize ⇒ Hooks

Returns a new instance of Hooks.

# File 'lib/solis/overlay_fs.rb', line 147

def initialize
  @callbacks = Hash.new { |h, k| h[k] = [] }
end

Instance Method Details

#clear(event = nil) ⇒ Object

# File 'lib/solis/overlay_fs.rb', line 159

def clear(event = nil)
  event ? @callbacks.delete(event) : @callbacks.clear
end

#on(event, &block) ⇒ Object

# File 'lib/solis/overlay_fs.rb', line 151

def on(event, &block)
  @callbacks[event] << block
end

#trigger(event, **args) ⇒ Object

# File 'lib/solis/overlay_fs.rb', line 155

def trigger(event, **args)
  @callbacks[event].each { |cb| cb.call(**args) }
end