[swift-evolution] Compiler Warning on Unextended Classes

[Jon Akhtar]

This seems like a better job for an external linter tool or extended
static analyzer.

On 6/16/16, 02:55, "swift-evolution-bounces at swift.org on behalf of Rehat
Kathuria via swift-evolution" <swift-evolution-bounces at swift.org on behalf
of swift-evolution at swift.org> wrote:

>I¹d like the compiler to present a warning when a class not declared as
>final is never subclassed. Thoughts?
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