nealrichardson commented on code in PR #13336:
URL: https://github.com/apache/arrow/pull/13336#discussion_r892326236
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r/R/dplyr.R:
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@@ -24,6 +24,21 @@ arrow_dplyr_query <- function(.data) {
# RecordBatch, or Dataset) and the state of the user's dplyr query--things
# like selected columns, filters, and group vars.
# An arrow_dplyr_query can contain another arrow_dplyr_query in .data
+
+ supported <- c(
+ "Dataset", "RecordBatch", "RecordBatchReader",
+ "Table", "arrow_dplyr_query", "data.frame"
+ )
+ if (!inherits(.data, supported)) {
+ stop(
+ "'dataset' must be a ",
Review Comment:
Perhaps `substitute(.data)`?
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