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leastbad/indexable_by_hash_patch.rb

Created November 10, 2022 08:36
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Array to_proc
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indexable_by_hash_patch.rb
module IndexableByHashPatch
refine Array do
def to_proc
->(h) { length == 1 ? h[first] : h.values_at(*self) }
end
end
end
using IndexableByHashPatch
indexed_records = json.index_by(&[:item_type, :item_id])
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Credit to @ni3t

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