Function jsonPathToCstring

src/backend/utils/adt/jsonpath.c:202–222

* Converts jsonpath value to a C-string. * * If 'out' argument is non-null, the resulting C-string is stored inside the * StringBuffer. The resulting string is always returned. */

 * StringBuffer.  The resulting string is always returned.
 */
static char *
jsonPathToCstring(StringInfo out, JsonPath *in, int estimated_len)
{
	StringInfoData buf;
	JsonPathItem v;

	if (!out)
	{
		out = &buf;
		initStringInfo(out);
	}
	enlargeStringInfo(out, estimated_len);

	if (!(in->header & JSONPATH_LAX))
		appendBinaryStringInfo(out, "strict ", 7);

	jspInit(&v, in);
	printJsonPathItem(out, &v, false, true);

	return out->data;
}

/*
 * Recursive function converting given jsonpath parse item and all its