> In D, this is done with scope guard Which is nowhere near as good, as the ... | Hacker News

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masklinn on Jan 4, 2012 | parent | context | favorite | on: A Programming Idiom You've Never Heard Of

> In D, this is done with scope guard

Which is nowhere near as good, as the closing operation has to be setup explicitly. Go has the same issue with `defer`.

WalterBright on Jan 5, 2012 [–]

The various tradeoffs between try-finally, RAII, and scope guard is discussed here:

http://www.d-programming-language.org/exception-safe.html

Scope guard has a number of distinct advantages.

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