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authorPhlosioneer <mattmdrr2@gmail.com>2018-04-06 15:32:54 -0400
committerCorey Farwell <coreyf@rwell.org>2018-06-02 15:51:39 -0400
commit1bc6c4b10e7036be6fe61999fabf3462eeed39be (patch)
tree1696cd63f6c7acdca92cb7cded87a7b195ef1d06 /src/test/incremental/thinlto
parent4ecf12bf0eb8386626ccdb5f721a7183ccc4eba6 (diff)
downloadrust-1bc6c4b10e7036be6fe61999fabf3462eeed39be.tar.gz
rust-1bc6c4b10e7036be6fe61999fabf3462eeed39be.zip
Clarify the difference between get_mut and into_mut for OccupiedEntry
The examples for both hash_map::OccupiedEntry::get_mut and
hash_map::OccupiedEntry::into_mut were almost identical. This led
to some confusion over the difference, namely why you would ever
use get_mut when into_mut gives alonger lifetime. Reddit thread:
https://www.reddit.com/r/rust/comments/8a5swr/why_does_hashmaps

This commit adds two lines and a comment to the example, to show
that the entry object can be re-used after calling get_mut.
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