Adapted from Rack::Utils::HeaderHash
symbol -> string mapper + cache
# File lib/faraday/utils.rb, line 9 def initialize(hash={}) super() @names = {} self.update hash end
# File lib/faraday/utils.rb, line 26 def [](k) k = KeyMap[k] super(k) || super(@names[k.downcase]) end
# File lib/faraday/utils.rb, line 31 def []=(k, v) k = KeyMap[k] k = (@names[k.downcase] ||= k) # join multiple values with a comma v = v.to_ary.join(', ') if v.respond_to? :to_ary super k, v end
# File lib/faraday/utils.rb, line 39 def delete(k) k = KeyMap[k] if k = @names[k.downcase] @names.delete k.downcase super k end end
# File lib/faraday/utils.rb, line 47 def include?(k) @names.include? k.downcase end
# File lib/faraday/utils.rb, line 61 def merge(other) hash = dup hash.merge! other end
# File lib/faraday/utils.rb, line 55 def merge!(other) other.each { |k, v| self[k] = v } self end
# File lib/faraday/utils.rb, line 74 def parse(header_string) return unless header_string && !header_string.empty? header_string.split(/\r\n/). tap { |a| a.shift if a.first.index('HTTP/') == 0 }. # drop the HTTP status line map { |h| h.split(/:\s+/, 2) }.reject { |p| p[0].nil? }. # split key and value, ignore blank lines each { |key, value| # join multiple values with a comma if self[key] then self[key] << ', ' << value else self[key] = value end } end
# File lib/faraday/utils.rb, line 66 def replace(other) clear self.update other self end
# File lib/faraday/utils.rb, line 72 def to_hash() ::Hash.new.update(self) end