Merge pull request #2398 from ehuss/edition2024

Add support for Rust Edition 2024

Author: ehuss

src/book/mod.rs

@@ -345,6 +345,9 @@ impl MDBook {
                         RustEdition::E2021 => {
                             cmd.args(["--edition", "2021"]);
                         }
+                        RustEdition::E2024 => {
+                            cmd.args(["--edition", "2024", "-Zunstable-options"]);
+                        }
                     }
                 }
 

src/config.rs

@@ -504,6 +504,9 @@ pub struct RustConfig {
 #[derive(Debug, Copy, Clone, PartialEq, Serialize, Deserialize)]
 /// Rust edition to use for the code.
 pub enum RustEdition {
+    /// The 2024 edition of Rust
+    #[serde(rename = "2024")]
+    E2024,
     /// The 2021 edition of Rust
     #[serde(rename = "2021")]
     E2021,

src/renderer/html_handlebars/hbs_renderer.rs

@@ -902,6 +902,7 @@ fn add_playground_pre(
                         Some(RustEdition::E2015) => " edition2015",
                         Some(RustEdition::E2018) => " edition2018",
                         Some(RustEdition::E2021) => " edition2021",
+                        Some(RustEdition::E2024) => " edition2024",
                         None => "",
                     }
                 };