From 01639e297e05a77f8ba392b5a5d13b9c4d50842d Mon Sep 17 00:00:00 2001
From: Stiopa Koltsov <nga@meta.com>
Date: Tue, 1 Oct 2024 17:19:44 -0700
Subject: [PATCH] Use ... in Display for Callable

Summary: Like [Python does](https://docs.python.org/3/library/typing.html#annotating-callables).

Reviewed By: IanChilds

Differential Revision: D63681890

fbshipit-source-id: a53a5f22beaee04631eff910e759d5244a7e59e5
---
 starlark/src/typing/callable.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/starlark/src/typing/callable.rs b/starlark/src/typing/callable.rs
index b4623e73e..d05f181a1 100644
--- a/starlark/src/typing/callable.rs
+++ b/starlark/src/typing/callable.rs
@@ -83,7 +83,9 @@ impl Display for TyCallable {
             write!(f, "typing.Callable")?;
         } else {
             write!(f, "typing.Callable[")?;
-            if let Some(pos) = self.params().all_required_pos_only() {
+            if self.params().is_any() {
+                write!(f, "...")?;
+            } else if let Some(pos) = self.params().all_required_pos_only() {
                 write!(f, "[")?;
                 for (i, p) in pos.iter().enumerate() {
                     if i != 0 {