On Wednesday, 3 September 2014 at 13:13:31 UTC, Ola Fosheim Grøstad wrote:
On Wednesday, 3 September 2014 at 11:39:59 UTC, Kevin Lamonte wrote:
This could also be split into traceFnEnter, traceFnExitSuccess, and traceFnExitFailure with LogEntry.args set to indicate which one (">", "<", "!<" for example) and a mixin provided so that client code could get it all in a one-liner.

Sounds like a candidate for an attribute, just prefix a function or function call with @trace(level)?

I've got a feature request in for just that: https://issues.dlang.org/show_bug.cgi?id=13406

While thinking about it I realize that it's actually very easy to generalize @trace into the equivalent of Common Lisp :before, :after, and :around methods: @scope(&scopeFn) . (It would work even better if scope(success) and scope(failure) exposed what they are returning/throwing.)

In the meantime Log4D has a (barely tested) mixin.

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