Alias \dots to ... in more places

Fixes #504

NEWS.md

@@ -9,7 +9,8 @@
   a single section from another topic (#513).
 
 * `@inheritParams` now works recursively, so that you can inherit parameters
-  from a function that inherited its paramters from somewhere else. 
+  from a function that inherited its paramters from somewhere else.  It
+  also better handles `\dots` as an alias for `...` (#504).
 
 * Back references are now wrapped over multiple lines, if long
   (#493, @LiNk-NY).

R/rd-inherit.R

@@ -53,6 +53,7 @@ get_documented_params <- function(topic, only_first = FALSE) {
       documented <- unlist(documented)
   }
 
+  documented[documented == "\\dots"] <- "..."
   documented
 }
 

tests/testthat/test-Rd-inherit.R

@@ -387,3 +387,26 @@ test_that("argument order with @inheritParam", {
   expect_equal(get_tag(out[["c1.Rd"]], "param")$values, c(x="C", y="Y"))
   expect_equal(get_tag(out[["c2.Rd"]], "param")$values, c(x="C", y="Y"))
 })
+
+
+test_that("inherit params ... named \\dots", {
+  out <- roc_proc_text(rd_roclet(), "
+    #' Foo
+    #'
+    #' @param x x
+    #' @param \\dots foo
+    foo <- function(x, ...) {}
+
+    #' Bar
+    #'
+    #' @inheritParams foo
+    #' @param \\dots bar
+    bar <- function(x=1, ...) {}
+  ")[[2]]
+
+  expect_equal(
+    out$get_field("param")$values,
+    c(x = "x", "\\dots" = "bar")
+  )
+
+})