Module: Interpol::HashFetcher

Included in:
DefinitionFinder, Endpoint, EndpointDefinition
Defined in:
lib/interpol/endpoint.rb

Overview

Provides a helper method for fetching an item from a hash. Deals with differences on different ruby interpretters.

Instance Method Summary collapse

Instance Method Details

#fetch_from(hash, key) ⇒ Object

Unfortunately, on JRuby 1.9, the error raised from Hash#fetch when the key is not found does not include the key itself :(. So we work around it here.



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# File 'lib/interpol/endpoint.rb', line 61

def fetch_from(hash, key)
  hash.fetch(key) do
    raise ArgumentError.new("key not found: #{key.inspect}")
  end
end