class Grape::Middleware::Base
Attributes
app[R]
env[R]
options[R]
Public Class Methods
new(app, options = {})
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@param [Rack Application] app The standard argument for a Rack middleware. @param [Hash] options A hash of options, simply stored for use by subclasses.
# File lib/grape/middleware/base.rb, line 8 def initialize(app, options = {}) @app = app @options = default_options.merge(options) end
Public Instance Methods
after()
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@abstract Called after the application is called in the middleware lifecycle. @return [Response, nil] a Rack SPEC response or nil to call the application afterwards.
# File lib/grape/middleware/base.rb, line 36 def after end
before()
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@abstract Called before the application is called in the middleware lifecycle.
# File lib/grape/middleware/base.rb, line 30 def before end
call(env)
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# File lib/grape/middleware/base.rb, line 17 def call(env) dup.call!(env) end
call!(env)
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# File lib/grape/middleware/base.rb, line 21 def call!(env) @env = env before @app_response = @app.call(@env) after || @app_response end
content_type()
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# File lib/grape/middleware/base.rb, line 51 def content_type content_type_for(env['api.format'] || options[:format]) || 'text/html' end
content_type_for(format)
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# File lib/grape/middleware/base.rb, line 43 def content_type_for(format) HashWithIndifferentAccess.new(content_types)[format] end
content_types()
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# File lib/grape/middleware/base.rb, line 47 def content_types ContentTypes.content_types_for(options[:content_types]) end
default_options()
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# File lib/grape/middleware/base.rb, line 13 def default_options {} end
mime_types()
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# File lib/grape/middleware/base.rb, line 55 def mime_types content_types.each_with_object({}) { |(k, v), types_without_params| types_without_params[k] = v.split(';').first }.invert end
response()
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# File lib/grape/middleware/base.rb, line 39 def response Rack::Response.new(@app_response) end