Class: Proscenium::Middleware::Chunks

Inherits:
Object
  • Object
show all
Defined in:
lib/proscenium/middleware/chunks.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Chunks

Returns a new instance of Chunks.



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# File 'lib/proscenium/middleware/chunks.rb', line 6

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/proscenium/middleware/chunks.rb', line 10

def call(env)
  request = ActionDispatch::Request.new(env)

  return @app.call(env) unless request.path.match?(CHUNKS_PATH)

  ActionDispatch::FileHandler.new(
    Proscenium.config.output_path.to_s,
    headers: {
      'X-Proscenium-Middleware' => 'chunks',
      'SourceMap' => "#{request.path}.map",
      'Cache-Control' => "public, max-age=#{100.years}, immutable",
      'ETag' => request.path.match(/-\$([a-z0-9]+)\$/i)[1]
    }
  ).attempt(request.env) || @app.call(env)
end