Created
January 6, 2020 20:43
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| class Target | |
| def call | |
| puts "Called" | |
| end | |
| end | |
| module TargetPrepend | |
| def call | |
| puts "Prepend" | |
| super | |
| end | |
| end | |
| Target.prepend(TargetPrepend) | |
| class Target | |
| alias original_call call | |
| def call | |
| puts "Overwritten" | |
| original_call | |
| end | |
| end | |
| Target.new.call |
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See https://blog.newrelic.com/engineering/ruby-agent-module-prepend-alias-method-chains/