workspace 2018 rust edition

Cargo.toml

@@ -6,6 +6,10 @@ members = [
     "test_suite",
 ]
 
+[workspace.package]
+edition = "2018"
+
+
 [patch.crates-io]
 serde = { path = "serde" }
 

serde/Cargo.toml

@@ -6,7 +6,7 @@ build = "build.rs"
 categories = ["encoding", "no-std", "no-std::no-alloc"]
 description = "A generic serialization/deserialization framework"
 documentation = "https://docs.rs/serde"
-edition = "2018"
+edition = { workspace = true }
 homepage = "https://serde.rs"
 keywords = ["serde", "serialization", "no_std"]
 license = "MIT OR Apache-2.0"

serde_derive/Cargo.toml

@@ -5,7 +5,7 @@ authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay
 categories = ["no-std", "no-std::no-alloc"]
 description = "Macros 1.1 implementation of #[derive(Serialize, Deserialize)]"
 documentation = "https://serde.rs/derive.html"
-edition = "2015"
+edition = { workspace = true }
 exclude = ["build.rs"]
 homepage = "https://serde.rs"
 keywords = ["serde", "serialization", "no_std", "derive"]

serde_derive_internals/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.29.1"
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
 description = "AST representation used by Serde derive macros. Unstable."
 documentation = "https://docs.rs/serde_derive_internals"
-edition = "2015"
+edition = { workspace = true }
 exclude = ["build.rs"]
 homepage = "https://serde.rs"
 keywords = ["serde", "serialization"]

test_suite/Cargo.toml

@@ -2,7 +2,7 @@
 name = "serde_test_suite"
 version = "0.0.0"
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
-edition = "2018"
+edition = { workspace = true }
 publish = false
 
 [features]