Check if a code exists in the region

Return the first argument of a sequence as named

Get a value from a collection by value

Test a predicate on a collection and return the indexes

Pretty print log output

Convert a hash to a URL query string

Checks if a value is not nil

Check if x is a region code

Get all regions

Find a regional proxy given a region code

Check if x is a regional proxy identifier

Get regions from a regional proxy

Simple regex to verify if a key should be valid