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Contents
# frozen_string_literal: true
require_relative '../../metadata/ext'
module Datadog
module Tracing
module Contrib
module Sinatra
# Gets and sets trace information from a Rack headers Hash
module Headers
module_function
def response_header_tags(headers, target_headers)
target_headers ||= []
{}.tap do |result|
target_headers.each do |header|
if headers.key?(header)
result[Tracing::Metadata::Ext::HTTP::ResponseHeaders.to_tag(header)] = headers[header]
else
# Try a case-insensitive lookup
uppercased_header = header.to_s.upcase
matching_header = headers.keys.find { |h| h.upcase == uppercased_header }
if matching_header
result[Tracing::Metadata::Ext::HTTP::ResponseHeaders.to_tag(header)] = headers[matching_header]
end
end
end
end
end
end
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems