Auto merge of #14796 - jlevesy:jl-match-to-if-let, r=Wafflespeanut

replace match by if let statements if possible

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Hi there,

This PR replaces `match` statements by `if let` when possible.

Thanks for reviewing

---
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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #14788

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- [ ] There are tests for these changes OR
- [X] These changes do not require tests because this PR is a code cleanup patch.

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This commit is contained in:
bors-servo 2016-12-31 21:28:41 -08:00 committed by GitHub
commit d967d89fc0
7 changed files with 39 additions and 58 deletions

View file

@ -286,13 +286,10 @@ impl TreeWalker {
NodeFilterConstants::FILTER_SKIP => {
// "1. Let child be node's first child if type is first,
// and node's last child if type is last."
match next_child(&node) {
if let Some(child) = next_child(&node) {
// "2. If child is not null, set node to child and goto Main."
Some(child) => {
node = child;
continue 'main
},
None => {}
node = child;
continue 'main
}
},
_ => {}