Improve error reporting for jsonpath .double() method
When jsonpath .double() method detects that numeric or string can't be
converted to double precision, it throws an error. This commit makes these
errors explicitly express the reason of failure.
Discussion: https://postgr.es/m/CAPpHfdtqJtiSXkP7tOXez18NxhLUH_-75bL8%3DOce4Ki%2Bbv7V6Q%40mail.gmail.com
Author: Alexander Korotkov
Reviewed-by: Tom Lane
Backpatch-through: 12
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/0657181167467ec5cfb5a28aacf47ca02f5f4588
Modified Files
--------------
src/backend/utils/adt/jsonpath_exec.c | 4 ++--
src/test/regress/expected/jsonb_jsonpath.out | 8 +++++---
src/test/regress/sql/jsonb_jsonpath.sql | 1 +
3 files changed, 8 insertions(+), 5 deletions(-)
