Hi, I found a typo in jsonfuncs.c, probably. s/an an/an/ Please find attached patch.
Thanks, Tatsuro Yamada
diff --git a/src/backend/utils/adt/jsonfuncs.c b/src/backend/utils/adt/jsonfuncs.c index 511467280f..9961d27df4 100644 --- a/src/backend/utils/adt/jsonfuncs.c +++ b/src/backend/utils/adt/jsonfuncs.c @@ -4882,7 +4882,7 @@ IteratorConcat(JsonbIterator **it1, JsonbIterator **it2, * case if target is an array. The assignment index will not be restricted by * number of elements in the array, and if there are any empty slots between * last element of the array and a new one they will be filled with nulls. If - * the index is negative, it still will be considered an an index from the end + * the index is negative, it still will be considered an index from the end * of the array. Of a part of the path is not present and this part is more * than just one last element, this flag will instruct to create the whole * chain of corresponding objects and insert the value.
