Module: Sprockets::Compressing
Overview
‘Compressing` is an internal mixin whose public methods are exposed on the `Environment` and `Index` classes.
Instance Method Summary collapse
- #compressors ⇒ Object
-
#css_compressor ⇒ Object
Return CSS compressor or nil if none is set.
-
#css_compressor=(compressor) ⇒ Object
Assign a compressor to run on ‘text/css` assets.
-
#js_compressor ⇒ Object
Return JS compressor or nil if none is set.
-
#js_compressor=(compressor) ⇒ Object
Assign a compressor to run on ‘application/javascript` assets.
- #register_compressor(mime_type, sym, klass) ⇒ Object
Instance Method Details
#compressors ⇒ Object
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# File 'lib/sprockets/compressing.rb', line 5 def compressors deep_copy_hash(@compressors) end |
#css_compressor ⇒ Object
Return CSS compressor or nil if none is set
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# File 'lib/sprockets/compressing.rb', line 14 def css_compressor @css_compressor if defined? @css_compressor end |
#css_compressor=(compressor) ⇒ Object
Assign a compressor to run on ‘text/css` assets.
The compressor object must respond to ‘compress`.
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# File 'lib/sprockets/compressing.rb', line 21 def css_compressor=(compressor) unregister_bundle_processor 'text/css', css_compressor if css_compressor @css_compressor = nil return unless compressor if compressor.is_a?(Symbol) compressor = compressors['text/css'][compressor] || raise(Error, "unknown compressor: #{compressor}") end if compressor.respond_to?(:compress) klass = Class.new(Processor) do @name = "css_compressor" @processor = proc { |context, data| compressor.compress(data) } end @css_compressor = :css_compressor else @css_compressor = klass = compressor end register_bundle_processor 'text/css', klass end |
#js_compressor ⇒ Object
Return JS compressor or nil if none is set
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# File 'lib/sprockets/compressing.rb', line 44 def js_compressor @js_compressor if defined? @js_compressor end |
#js_compressor=(compressor) ⇒ Object
Assign a compressor to run on ‘application/javascript` assets.
The compressor object must respond to ‘compress`.
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# File 'lib/sprockets/compressing.rb', line 51 def js_compressor=(compressor) unregister_bundle_processor 'application/javascript', js_compressor if js_compressor @js_compressor = nil return unless compressor if compressor.is_a?(Symbol) compressor = compressors['application/javascript'][compressor] || raise(Error, "unknown compressor: #{compressor}") end if compressor.respond_to?(:compress) klass = Class.new(Processor) do @name = "js_compressor" @processor = proc { |context, data| compressor.compress(data) } end @js_compressor = :js_compressor else @js_compressor = klass = compressor end register_bundle_processor 'application/javascript', klass end |
#register_compressor(mime_type, sym, klass) ⇒ Object
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# File 'lib/sprockets/compressing.rb', line 9 def register_compressor(mime_type, sym, klass) @compressors[mime_type][sym] = klass end |