Created
August 19, 2016 13:19
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ruby deep freeze without monkey patch
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| # recursive freeze of hash, array | |
| module DeepFreeze | |
| extend self | |
| def freeze(obj_or_enumerable) | |
| if obj_or_enumerable.respond_to?(:each) | |
| obj_or_enumerable.each { |v| DeepFreeze.freeze(v) } | |
| end | |
| obj_or_enumerable.freeze | |
| obj_or_enumerable | |
| end | |
| end |
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