perf(epi_slide_opt): try [[<- in place of mutate

brookslogan · brookslogan · commit 8984123df46a · 2025-02-10T11:55:22.000-08:00
diff --git a/R/slide.R b/R/slide.R
@@ -962,7 +962,8 @@ epi_slide_opt <- function(
     return(.data_group)
   }
 
-  result <- mutate(.x, .real = TRUE) %>%
+  result <- .x %>%
+    `[[<-`(".real", value = TRUE) %>%
     group_modify(slide_one_grp, ..., .keep = FALSE) %>%
     `[`(.$.real, names(.) != ".real") %>%
     arrange_col_canonical() %>%

Original file line number	Diff line number	Diff line change
`@@ -962,7 +962,8 @@ epi_slide_opt <- function(`
`962`	`962`	`return(.data_group)`
`963`	`963`	`}`
`964`	`964`
`965`		`- result <- mutate(.x, .real = TRUE) %>%`
	`965`	`+ result <- .x %>%`
	`966`	+ `[[<-`(".real", value = TRUE) %>%
`966`	`967`	`group_modify(slide_one_grp, ..., .keep = FALSE) %>%`
`967`	`968`	`[`(.$.real, names(.) != ".real") %>%
`968`	`969`	`arrange_col_canonical() %>%`