add flake templates

1 files changed, 33 insertions, 0 deletions

diff --git a/common/templates/rust/src/lib.rs b/common/templates/rust/src/lib.rs
new file mode 100644
index 0000000..ee5d017
--- /dev/null
+++ b/common/templates/rust/src/lib.rs
@@ -0,0 +1,33 @@
+use std::any::type_name;
+
+pub fn hello_world(action: &str) {
+    // Every function in Rust has a unique, unnameable type.
+    // we define a tiny helper to extract that type's name.
+    fn get_type_name<T>(_: T) -> &'static str {
+        type_name::<T>()
+    }
+
+    // This gives us "current_crate::hello_world"
+    let full_path = get_type_name(hello_world);
+
+    // We transform the string entirely through a lazy iterator pipeline.
+    let formatted: String = full_path
+        .split("::")
+        .last()
+        .unwrap_or("")
+        .split('_')
+        .map(|word| {
+            // Capitalize the first letter and chain the rest
+            let mut chars = word.chars();
+            chars
+                .next()
+                .map(|f| f.to_uppercase().collect::<String>() + chars.as_str())
+                .unwrap_or_default()
+        })
+        .collect::<Vec<_>>()
+        .join(", ")
+        + "!";
+
+    println!("{}", formatted)
+}
+