yesodweb / yesodweb/persistent

Refactor `[]` to `NonEmpty` where appropriate

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#1,061 1 comment 0 reactions 1 assignee View on GitHub

@duobei is already working on this.

Since Apr 9, 2020.

Newcomer refactor
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Haskell
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Description

There are a number of places where we use lists instead of non-empty lists. We should refactor to use NonEmpty instead of [] here to make the implementations safer.

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