tree 0be1db8e0a7c02f65394a447668419e92370194a
parent 75e902e0dd1667da59d68fb968d5623722666030
author Nicholas Sim <nsim+github@posteo.net> 1590212326 +0800
committer GitHub <noreply@github.com> 1590212326 +0800
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Fix some clippy warnings (#348)

* fix clippy patterns
* (clippy) dfsvisit: remove false loop by updating macro
* (clippy) visit: macro: delegate_impl!: make method ret types optional
* cargo fmt