Switch R to using numargs

SciML · Oct 9, 2023 · 1e9fb8f · 1e9fb8f
1 parent 3642251
commit 1e9fb8f
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/ext/SciMLBaseRCallExt.jl b/ext/SciMLBaseRCallExt.jl
@@ -3,9 +3,8 @@ module SciMLBaseRCallExt
 using RCall: RFunction
 using SciMLBase
 
-# Always assume a function from R is not in-place because copy-on-write disallows it!
-function SciMLBase.isinplace(f::RFunction, args...; kwargs...)
-    false
+function SciMLBase.numargs(f::RFunction)
+    R"formals"(f)
 end
 
-end
+end