Sha256: 575cb3f3e124a63b0c9ad7647ab69a2cdb6a1df38e96bb347b3f63bf629b65ec
Contents?: true
Size: 945 Bytes
Versions: 6
Compression:
Stored size: 945 Bytes
Contents
# encoding: utf-8
# author: Dominik Richter
# author: Christoph Hartmann
class ::Hash
# Inspired by: http://stackoverflow.com/a/9381776
def deep_merge(second)
merger = proc { |_key, v1, v2|
v1.is_a?(Hash) && v2.is_a?(Hash) ? v1.merge(v2, &merger) : v2
}
merge(second, &merger)
end
# converts a deep hash into a flat hash
# hash = {
# 'a' => 1,
# 'b' => {'c' => 2},
# }
# hash.smash # => {"a"=>1, "b-c"=>2}
def smash(prefix = nil)
inject({}) do |acc, (key, value)|
index = prefix.to_s + key.to_s
if value.is_a?(Hash)
acc.merge(value.smash(index + '-'))
else
acc.merge(index => value)
end
end
end
# deep check if all values are contained
def contains(contains)
hash = smash
contains = contains.smash
contains.each do |key, val|
return false if hash[key] != val
end
true
end
end
Version data entries
6 entries across 6 versions & 1 rubygems