android.moparisthebest.org/lib/octopress/core_ext.rb
2013-02-21 21:53:04 -08:00

27 lines
641 B
Ruby

class Hash
# Merges self with another hash, recursively.
#
# This code was lovingly stolen from some random gem:
# http://gemjack.com/gems/tartan-0.1.1/classes/Hash.html
#
# Thanks to whoever made it.
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
def to_symbol_keys
inject({}) { |memo,(k,v)| memo[k.to_sym] = v; memo }
end
def to_string_keys
inject({}) { |memo,(k,v)| memo[k.to_s] = v; memo }
end
end