tree f06a961fad670d58537e7e3cbc3eb5c7d87d33b4
parent 18b20833151640f3b65003d1c14c4f194af0aab1
author Ali Alsuliman <ali.al.solaiman@gmail.com> 1579043871 -0800
committer Ali Alsuliman <ali.al.solaiman@gmail.com> 1579126160 +0000

[ASTERIXDB-2689][FUN] Make numeric functions return NULL on invalid arguments p2

- user model changes: no
- storage format changes: no
- interface changes: no

Details:
Make numeric functions return NULL on invalid arguments.
round(num), round(num, num), trunc(num, num), round-half-to-even(num, num).

- added warning to round() function
- extracted evaluators of trunc() and round-half-to-even() to a common evaluator
- renamed checkWarnOrSetInteger() to setInteger()

Change-Id: I1ccef0740d64cce3ada8b60d3a699748e7ef8776
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/4704
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Ali Alsuliman <ali.al.solaiman@gmail.com>
Reviewed-by: Dmitry Lychagin <dmitry.lychagin@couchbase.com>