From: David Vallner <david@...>
Date: 2006-10-19T10:02:11+09:00
Subject: Re: whats this lambda code doing?

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Ezra Zygmuntowicz wrote:
>    klasses.inject(block) do |blk, klass|
>      lambda { klass.with_scope(scope_hash, &blk) }
>    end.call
>=20
> That outer block that ends on end returns the lambda made inside of tha=
t
> block. So end.call ends up being  lambda { klass.with_scope(scope_hash,=

> &blk) }.call
>=20

Hmm. Unless I'm very mistaken, it would also only call the lambda for
the last object in klasses, generating several garbage (and relatively
expensive) lambdas. Boggle. Am I missing something?

David Vallner


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