Sha256: 9f872da6572840e37c3d7f34c532209d5ba880304b4084c68906cb46ccda733f
Contents?: true
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Versions: 12
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Stored size: 1.29 KB
Contents
# frozen_string_literal: true
# Override Hash class with convenience methods
class Hash
# Transform each key in Hash to a symbol. Privately used by non-self method
# @param [Object] value Value inside hash to transform keys under
def self.transform_keys_to_symbols(value)
return value unless value.is_a?(Hash)
hash = value.each_with_object({}) { |(k, v), memo| memo[k.to_sym] = Hash.transform_keys_to_symbols(v); }
hash
end
# Take keys of hash and transform those to a symbols
# @example
# hash = { 'a' => 1, 'b' => { c: 4 } }
# hash.transform_keys_to_symbols # => { a: 1, b: { c: 4 } }
# @return [Hash] Hash will all keys converted to symbols
def transform_keys_to_symbols
each_with_object({}) { |(k, v), memo| memo[k.to_sym] = Hash.transform_keys_to_symbols(v); }
end
# Value present in nested Hash.
# @example
# hash = { a: { b: 25 }, c: 3 }
# hash.include_value?(25) #=> true
# @return [Boolean] Whether value is included in nested Hash
def include_value?(value)
each_value do |v|
return true if v == value
next unless v.is_a? Hash
v.each_value do |v|
return true if v == value
next unless v.is_a? Hash
v.each_value do |v|
return true if v == value
end
end
end
false
end
end
Version data entries
12 entries across 12 versions & 1 rubygems