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Two small improvements

In `librustc_apfloat/ieee.rs`, use the iterator.[r]find methods to
simplify the code. In `libserialize/json.rs`, make use of the fact
that `Vec.last` on an empty `Vec` returns `None` to simplify the
code to a single match.
This commit is contained in:
Andre Bogus 2018-08-13 23:17:45 +02:00
parent 81cfaad030
commit 4cae6650fd
2 changed files with 7 additions and 18 deletions

View file

@ -1387,10 +1387,9 @@ impl Stack {
// Used by Parser to test whether the top-most element is an index.
fn last_is_index(&self) -> bool {
if let Some(InternalIndex(_)) = self.stack.last() {
true
} else {
false
match self.stack.last() {
Some(InternalIndex(_)) => true,
_ => false,
}
}