Module: Grape::Util::PathNormalizer

Defined in:
lib/grape/util/path_normalizer.rb

Class Method Summary collapse

Class Method Details

.call(path) ⇒ Object

Taken from Rails

call("/foo")  # => "/foo"
call("/foo/") # => "/foo"
call("foo")   # => "/foo"
call("")      # => "/"
call("/%ab")  # => "/%AB"

github.com/rails/rails/blob/00cc4ff0259c0185fe08baadaa40e63ea2534f6e/actionpack/lib/action_dispatch/journey/router/utils.rb#L19



13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/grape/util/path_normalizer.rb', line 13

def self.call(path)
  return '/' unless path
  return path if path == '/'

  # Fast path for the overwhelming majority of paths that don't need to be normalized
  return path if path.start_with?('/') && !(path.end_with?('/') || path.match?(%r{%|//}))

  # Slow path
  encoding = path.encoding
  path = "/#{path}"
  path.squeeze!('/')

  unless path == '/'
    path.delete_suffix!('/')
    path.gsub!(/(%[a-f0-9]{2})/) { ::Regexp.last_match(1).upcase }
  end

  path.force_encoding(encoding)
end