GitHub user NathanHowell opened a pull request:
https://github.com/apache/spark/pull/16084
[SPARK-18654][SQL] Remove unreachable patterns in makeRootConverter
## What changes were proposed in this pull request?
`makeRootConverter` is only called with a `StructType` value. By making
this method less general we can remove pattern matches, which are never
actually hit outside of the test suite.
## How was this patch tested?
The existing tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/NathanHowell/spark SPARK-18654
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/16084.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #16084
----
commit 3535acf4f84a9057f4bbb88a81e4fff5f5167c0d
Author: Nathan Howell <[email protected]>
Date: 2016-11-30T18:47:16Z
[SPARK-18654][SQL] Remove unreachable patterns in makeRootConverter
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