customize lengths_linter for data.table usage

Rdatatable · Apr 23, 2024 · fb230c6 · fb230c6
1 parent 01ef69c
commit fb230c6
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/.ci/linters/dt_lengths_linter.R b/.ci/linters/dt_lengths_linter.R
@@ -0,0 +1,5 @@
+dt_lengths_linter <- lintr::make_linter_from_function_xpath(
+  function_names = c("sapply", "vapply", "vapply_1i", "map_int", "map_dbl"),
+  xpath = "parent::expr/parent::expr[expr/SYMBOL[text() = 'length']]",
+  lint_message = "Use lengths() to find the length of each element in a list."
+)