Class: Roadie::ProviderList

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable, AssetProvider
Defined in:
lib/roadie/provider_list.rb

Overview

An asset provider that just composes a list of other asset providers.

Give it a list of providers and they will all be tried in order.

ProviderList behaves like an Array, and an asset provider, and can be coerced into an array.

Class Method Summary collapse

Instance Method Summary collapse

Methods included from AssetProvider

#find_stylesheet!

Constructor Details

#initialize(providers) ⇒ ProviderList

Returns a new instance of ProviderList.



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# File 'lib/roadie/provider_list.rb', line 34

def initialize(providers)
  @providers = providers
end

Class Method Details

.wrap(provider_list) ⇒ Object .wrap(provider) ⇒ Object .wrap(provider1, provider2, ...) ⇒ Object

Wrap a single provider, or a list of providers into a Roadie::ProviderList.

Overloads:

  • .wrap(provider_list) ⇒ Object

    Returns The passed in provider_list.

    Parameters:

    Returns:

    • The passed in provider_list

  • .wrap(provider) ⇒ Object

    Returns a new Roadie::ProviderList with just the passed provider in it.

    Parameters:

    • provider (asset provider)

    Returns:

  • .wrap(provider1, provider2, ...) ⇒ Object

    Returns a new Roadie::ProviderList with all the passed providers in it.

    Returns:



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# File 'lib/roadie/provider_list.rb', line 26

def self.wrap(*providers)
  if providers.size == 1 && providers.first.class == self
    providers.first
  else
    new(providers.flatten)
  end
end

Instance Method Details

#<< ⇒ Object

See Also:

  • Array#<<


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#each ⇒ Object

See Also:

  • Array#each


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#empty? ⇒ Object

See Also:

  • Array#empty?


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#find_stylesheet(name) ⇒ Stylesheet?

Returns:



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# File 'lib/roadie/provider_list.rb', line 39

def find_stylesheet(name)
  @providers.each do |provider|
    css = provider.find_stylesheet(name)
    return css if css
  end
  nil
end

#last ⇒ Object

See Also:

  • Array#last


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#pop ⇒ Object

See Also:

  • Array#pop


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#push ⇒ Object

See Also:

  • Array#push


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#shift ⇒ Object

See Also:

  • Array#shift


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#size ⇒ Object

See Also:

  • Array#size


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last

#to_ary ⇒ Object

ProviderList can be coerced to an array. This makes Array#flatten work with it, among other things.



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# File 'lib/roadie/provider_list.rb', line 49

def to_ary() to_a end

#unshift ⇒ Object

See Also:

  • Array#unshift


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# File 'lib/roadie/provider_list.rb', line 69

def_delegators :@providers, :each, :size, :empty?, :push, :<<, :pop, :unshift, :shift, :last