From 0f0362458ad2f6e7069af79b377e4308a00e111b Mon Sep 17 00:00:00 2001 From: Victor Milovanov Date: Tue, 10 Mar 2020 23:30:47 -0700 Subject: [PATCH] allow borrowing from NewReference implemented as an implicit conversion --- src/embed_tests/References.cs | 15 +++++++++++++++ src/runtime/NewReference.cs | 5 +++++ 2 files changed, 20 insertions(+) diff --git a/src/embed_tests/References.cs b/src/embed_tests/References.cs index 4c7124907..1d29e85c7 100644 --- a/src/embed_tests/References.cs +++ b/src/embed_tests/References.cs @@ -36,5 +36,20 @@ public void MoveToPyObject_SetsNull() reference.Dispose(); } } + + [Test] + public void CanBorrowFromNewReference() + { + var dict = new PyDict(); + NewReference reference = Runtime.PyDict_Items(dict.Handle); + try + { + PythonException.ThrowIfIsNotZero(Runtime.PyList_Reverse(reference)); + } + finally + { + reference.Dispose(); + } + } } } diff --git a/src/runtime/NewReference.cs b/src/runtime/NewReference.cs index 3ab4b6530..6e66232d0 100644 --- a/src/runtime/NewReference.cs +++ b/src/runtime/NewReference.cs @@ -11,6 +11,10 @@ ref struct NewReference { IntPtr pointer; + [Pure] + public static implicit operator BorrowedReference(in NewReference reference) + => new BorrowedReference(reference.pointer); + ///

/// Returns wrapper around this reference, which now owns /// the pointer. Sets the original reference to null, as it no longer owns it. @@ -36,6 +40,7 @@ public void Dispose() ///

/// Creates from a raw pointer ///

+ [Pure] public static NewReference DangerousFromPointer(IntPtr pointer) => new NewReference {pointer = pointer}; pFad - Phonifier reborn

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