initial commit

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "rail_network"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+crate-type = ["cdylib"]  # Compile this crate to a dynamic C library.
+
+[dependencies]
+godot = { git = "https://github.com/godot-rust/gdext", branch = "master" }

src/lib.rs

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+mod rail_graph;
+
+mod prelude {
+    pub use godot::prelude::*;
+}
+
+use prelude::*;
+
+struct RailNetworkExtension;
+
+#[gdextension]
+unsafe impl ExtensionLibrary for RailNetworkExtension {}

src/rail_graph.rs

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+use crate::prelude::*;