From 63ad813cf83a5d21d24ccf1556b684df865d5d7e Mon Sep 17 00:00:00 2001
From: Ian Butterworth <i.r.butterworth@gmail.com>
Date: Sun, 6 Oct 2024 15:20:23 -0400
Subject: [PATCH] fix no arg `@with` within a scope

---
 base/scopedvalues.jl | 4 ++++
 test/scopedvalues.jl | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/base/scopedvalues.jl b/base/scopedvalues.jl
index 6ccd4687c5c65..fefcfdfccd5ba 100644
--- a/base/scopedvalues.jl
+++ b/base/scopedvalues.jl
@@ -85,6 +85,10 @@ struct Scope
     values::ScopeStorage
 end
 
+function Scope(parent::Scope)
+    return Scope(parent.values)
+end
+
 function Scope(parent::Union{Nothing, Scope}, key::ScopedValue{T}, value) where T
     val = convert(T, value)
     if parent === nothing
diff --git a/test/scopedvalues.jl b/test/scopedvalues.jl
index 61b10c557c455..2c2f4a510c1c9 100644
--- a/test/scopedvalues.jl
+++ b/test/scopedvalues.jl
@@ -138,6 +138,12 @@ end
         @test sval[] == 1
         @test sval_float[] == 1.0
     end
+    @with sval=>2 sval_float=>2.0 begin
+        @with begin
+            @test sval[] == 2
+            @test sval_float[] == 2.0
+        end
+    end
 end
 
 @testset "isassigned" begin