Add constant-time length operations on lists

nickcowle / HCollections

Type-safe heterogeneous collections for F#

MIT License

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Closed Smaug123 closed 4 years ago

Smaug123 commented 4 years ago

I ended up wanting them quite a bit in practice for error messages, when I was descending into records and tuples.

Smaug123 commented 4 years ago

Good idea; I'll do that in this PR when I get around to it.