cocoa-xu commented on code in PR #507:
URL: https://github.com/apache/arrow-nanoarrow/pull/507#discussion_r1634442108
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src/nanoarrow/array.c:
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@@ -1163,6 +1247,30 @@ static int ArrowArrayViewValidateFull(struct
ArrowArrayView* array_view,
}
}
+ if (array_view->storage_type == NANOARROW_TYPE_RUN_END_ENCODED) {
+ struct ArrowArrayView* run_ends_view = array_view->children[0];
+ int64_t last_run_end = ArrowArrayViewGetIntUnsafe(run_ends_view, 0);
+ for (int64_t i = 1; i < run_ends_view->length; i++) {
+ const int64_t run_end = ArrowArrayViewGetIntUnsafe(run_ends_view, i);
+ if (run_end <= last_run_end) {
+ ArrowErrorSet(error,
+ "Every run end must be strictly greater than the
previous run end, "
+ "but run_ends[%ld] is %ld and run_ends[%ld] is %ld",
+ (long)i, (long)run_end, (long)i - 1, (long)last_run_end);
+ return EINVAL;
+ }
+ last_run_end = run_end;
+ }
+ last_run_end = ArrowArrayViewGetIntUnsafe(run_ends_view,
run_ends_view->length - 1);
Review Comment:
Good catch! I'll send a PR
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