Module: Diggable
- Defined in:
- lib/mug/diggable.rb
Overview
Extend any class or object that implements a #[] method, to also have #dig
Instance Method Summary collapse
-
#dig(*idx) ⇒ Object
Extracts the nested value specified by the sequence of
idx
objects by callingdig
at each step, returningnil
if any intermediate step isnil
.
Instance Method Details
#dig(*idx) ⇒ Object
Extracts the nested value specified by the sequence of idx
objects by calling dig
at each step, returning nil
if any intermediate step is nil
.
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# File 'lib/mug/diggable.rb', line 12 def dig *idx inner = self[idx.shift] return inner if idx.empty? || inner.nil? inner.dig(*idx) end |