Initial Implementation of ResourceGuard Macro

proc-utils/Cargo.toml

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+[package]
+name = "proc-utils"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+proc-macro = true
+
+[dependencies]
+syn = "2.0.50"
+quote = "1.0.35"

proc-utils/src/lib.rs

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+use proc_macro::TokenStream;
+use quote::quote;
+use syn::{parse_macro_input, ItemFn};
+
+#[proc_macro_attribute]
+pub fn guard_resource(_attr: TokenStream, item: TokenStream) -> TokenStream {
+    let input = parse_macro_input!(item as ItemFn);
+    println!("{} defined", input.sig.ident);
+    println!("Args received: {}", _attr.to_string());
+    return TokenStream::from(quote!(#input));
+}