Encodes and Decodes key-value hashes.
Add this line to your application's Gemfile:
gem 'flat_keys'
And then execute:
$ bundle
Or install it yourself as:
$ gem install flat_keys
require 'flat_keys'
{'name'=>{'fname'=>'John', 'lname'=>'Doe'}}.flat_keys
#=> {'name.fname'=>'John', 'name.lname'=>'Doe'}
{'name.fname'=>'John', 'name.lname'=>'Doe'}.unflat_keys
#=> {'name'=>{'fname'=>'John', 'lname'=>'Doe'}}Both flat_keys and unflat_keys can be used with custom separators.
{'name'=>{'fname'=>'John', 'lname'=>'Doe'}}.flat_keys('$')
#=> {'name$fname'=>'John', 'name$lname'=>'Doe'}rake
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