Class: Core::Watch::Callback

Inherits:

Object

• Object
• Core::Watch::Callback

Includes:

Is::Inspectable

Defined in:

lib/core/watch/callback.rb

Overview

public

Callback for a watched system.

Direct Known Subclasses

Core::Watch::Callbacks::Path, Core::Watch::Callbacks::Regexp

Class Method Summary

• .build(value, &block) ⇒ Object

  public

  Build a callback instance for a given value and block.

Instance Method Summary

• #call(*args, **kwargs) ⇒ Object

  public

  Invoke the callback.

• #initialize(&block) ⇒ Callback constructor

  A new instance of Callback.

• #match?(_) ⇒ Boolean

  [public].

Constructor Details

#initialize(&block) ⇒ Callback

Returns a new instance of Callback.

# File 'lib/core/watch/callback.rb', line 29

def initialize(&block)
  @block = block
end

Class Method Details

.build(value, &block) ⇒ Object

public

Build a callback instance for a given value and block.

# File 'lib/core/watch/callback.rb', line 13

def build(value, &block)
  case value
  when Callback
    value
  when ::NilClass
    Callback.new(&block)
  when ::Regexp
    Callbacks::Regexp.new(value, &block)
  else
    Callbacks::Path.new(value, &block)
  end
end

Instance Method Details

#call(*args, **kwargs) ⇒ Object

public

Invoke the callback.

# File 'lib/core/watch/callback.rb', line 35

def call(*args, **kwargs)
  @block.call(*args, **kwargs)
end

#match?(_) ⇒ Boolean

public

Returns:

• (Boolean)

# File 'lib/core/watch/callback.rb', line 41

def match?(_)
  true
end