Class: Rack::Utils::HeaderHash Private
- Inherits:
-
Hash
- Object
- Hash
- Rack::Utils::HeaderHash
- Defined in:
- lib/rack/utils.rb
Overview
This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.
A case-insensitive Hash that preserves the original case of a header when set.
Instance Method Summary collapse
- #[](k) ⇒ Object private
- #[]=(k, v) ⇒ Object private
- #delete(k) ⇒ Object private
- #each ⇒ Object private
- #include?(k) ⇒ Boolean (also: #has_key?, #member?, #key?) private
-
#initialize(hash = {}) ⇒ HeaderHash
constructor
private
:nodoc:.
-
#initialize_copy(other) ⇒ Object
private
on dup/clone, we need to duplicate @names hash.
- #merge(other) ⇒ Object private
- #merge!(other) ⇒ Object private
- #replace(other) ⇒ Object private
- #to_hash ⇒ Object private
Constructor Details
#initialize(hash = {}) ⇒ HeaderHash
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
:nodoc:
425 426 427 428 429 |
# File 'lib/rack/utils.rb', line 425 def initialize(hash = {}) super() @names = {} hash.each { |k, v| self[k] = v } end |
Instance Method Details
#[](k) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
449 450 451 |
# File 'lib/rack/utils.rb', line 449 def [](k) super(k) || super(@names[k.downcase]) end |
#[]=(k, v) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
453 454 455 456 457 458 |
# File 'lib/rack/utils.rb', line 453 def []=(k, v) canonical = k.downcase.freeze delete k if @names[canonical] && @names[canonical] != k # .delete is expensive, don't invoke it unless necessary @names[canonical] = k super k, v end |
#delete(k) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
460 461 462 463 464 |
# File 'lib/rack/utils.rb', line 460 def delete(k) canonical = k.downcase result = super @names.delete(canonical) result end |
#each ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
437 438 439 440 441 |
# File 'lib/rack/utils.rb', line 437 def each super do |k, v| yield(k, v.respond_to?(:to_ary) ? v.to_ary.join("\n") : v) end end |
#include?(k) ⇒ Boolean Also known as: has_key?, member?, key?
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
466 467 468 |
# File 'lib/rack/utils.rb', line 466 def include?(k) super || @names.include?(k.downcase) end |
#initialize_copy(other) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
on dup/clone, we need to duplicate @names hash
432 433 434 435 |
# File 'lib/rack/utils.rb', line 432 def initialize_copy(other) super @names = other.names.dup end |
#merge(other) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
479 480 481 482 |
# File 'lib/rack/utils.rb', line 479 def merge(other) hash = dup hash.merge! other end |
#merge!(other) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
474 475 476 477 |
# File 'lib/rack/utils.rb', line 474 def merge!(other) other.each { |k, v| self[k] = v } self end |
#replace(other) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
484 485 486 487 488 |
# File 'lib/rack/utils.rb', line 484 def replace(other) clear other.each { |k, v| self[k] = v } self end |
#to_hash ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
443 444 445 446 447 |
# File 'lib/rack/utils.rb', line 443 def to_hash hash = {} each { |k, v| hash[k] = v } hash end |