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Contents
# frozen_string_literal: true
module Glossarist
module Utilities
module CommonFunctions
# Hash#transform_keys is not available in Ruby 2.4
# so we have to do this ourselves :(
# symbolize hash keys
def symbolize_keys(hash)
result = {}
hash.each_pair do |key, value|
result[key.to_sym] = if value.is_a?(Hash)
symbolize_keys(value)
else
value
end
end
result
end
# Hash#transform_keys is not available in Ruby 2.4
# so we have to do this ourselves :(
# symbolize hash keys
def stringify_keys(hash)
result = {}
hash.each_pair do |key, value|
result[key.to_s] = if value.is_a?(Hash)
stringify_keys(value)
else
value
end
end
result
end
# Hash#slice is not available in Ruby 2.4
# so we have to do this ourselves :(
# slice hash keys
def slice_keys(hash, keys)
result = {}
keys.each do |key|
result[key] = hash[key] if hash.key?(key)
end
result
end
def convert_keys_to_snake_case(hash)
result = {}
hash.each_pair do |key, value|
result[snake_case(key)] = if value.is_a?(Hash)
convert_keys_to_snake_case(value)
else
value
end
end
result
end
def snake_case(str)
str.gsub(/([A-Z])/) { "_#{$1.downcase}" }
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems