Class: M2R::Headers
Overview
Normalize headers access so that it is not case-sensitive
Instance Method Summary collapse
-
#[](header) ⇒ String?
Get header.
-
#[]=(header, value) ⇒ String
Set header.
-
#delete(header) ⇒ String?
Delete header.
-
#each {|header, value| ... } ⇒ Hash, Enumerator
Iterate over headers.
- #empty? ⇒ Boolean
-
#initialize(hash = {}, compatible = false) ⇒ Headers
constructor
A new instance of Headers.
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#rackify(env = {}) ⇒ Hash
Fill Hash with Headers compatibile with Rack standard.
Constructor Details
#initialize(hash = {}, compatible = false) ⇒ Headers
Returns a new instance of Headers.
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# File 'lib/m2r/headers.rb', line 13 def initialize(hash = {}, compatible = false) @headers = hash and return if compatible @headers = hash.inject({}) do |headers,(header,value)| headers[transform_key(header)] = value headers end end |
Instance Method Details
#[](header) ⇒ String?
Get header
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# File 'lib/m2r/headers.rb', line 24 def [](header) @headers[transform_key(header)] end |
#[]=(header, value) ⇒ String
Set header
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# File 'lib/m2r/headers.rb', line 32 def []=(header, value) @headers[transform_key(header)] = value end |
#delete(header) ⇒ String?
Delete header
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# File 'lib/m2r/headers.rb', line 39 def delete(header) @headers.delete(transform_key(header)) end |
#each {|header, value| ... } ⇒ Hash, Enumerator
Iterate over headers
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# File 'lib/m2r/headers.rb', line 48 def each(&proc) @headers.each(&proc) end |
#empty? ⇒ Boolean
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# File 'lib/m2r/headers.rb', line 70 def empty? @headers.empty? end |
#rackify(env = {}) ⇒ Hash
Fill Hash with Headers compatibile with Rack standard. Every header except for Content-Length and Content-Type is capitalized, underscored, and prefixed with HTTP. Content-Length and Content-Type are not prefixed (according to the spec)
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# File 'lib/m2r/headers.rb', line 60 def rackify(env = {}) @headers.each do |header, value| key = "HTTP_" + header.upcase.gsub("-", "_") env[key] = value end env["CONTENT_LENGTH"] = env.delete("HTTP_CONTENT_LENGTH") if env.key?("HTTP_CONTENT_LENGTH") env["CONTENT_TYPE"] = env.delete("HTTP_CONTENT_TYPE") if env.key?("HTTP_CONTENT_TYPE") env end |