Class: Hash
- Inherits:
-
Object
- Object
- Hash
- Defined in:
- lib/distil/hash-additions.rb
Overview
Hash#deep_merge From: pastie.textmate.org/pastes/30372, Elliott Hird Source: gemjack.com/gems/tartan-0.1.1/classes/Hash.html This file contains extensions to Ruby and other useful snippits of code. Time to extend Hash with some recursive merging magic.
Instance Method Summary collapse
-
#deep_merge(hash) ⇒ Object
Merges self with another hash, recursively.
-
#deep_merge!(second) ⇒ Object
From: www.gemtacular.com/gemdocs/cerberus-0.2.2/doc/classes/Hash.html File lib/cerberus/utils.rb, line 42.
Instance Method Details
#deep_merge(hash) ⇒ Object
Merges self with another hash, recursively.
This code was lovingly stolen from some random gem: gemjack.com/gems/tartan-0.1.1/classes/Hash.html
Thanks to whoever made it.
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# File 'lib/distil/hash-additions.rb', line 16 def deep_merge(hash) target = dup hash.keys.each do |key| if hash[key].is_a? Hash and self[key].is_a? Hash target[key] = target[key].deep_merge(hash[key]) next end target[key] = hash[key] end target end |
#deep_merge!(second) ⇒ Object
From: www.gemtacular.com/gemdocs/cerberus-0.2.2/doc/classes/Hash.html File lib/cerberus/utils.rb, line 42
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# File 'lib/distil/hash-additions.rb', line 35 def deep_merge!(second) second.each_pair do |k,v| if self[k].is_a?(Hash) and second[k].is_a?(Hash) self[k].deep_merge!(second[k]) else self[k] = second[k] end end end |