Adds FFI macro to generate a yaml file for each class

trustwallet · Jan 17, 2025 · f140f3d · f140f3d
1 parent 6bae053
commit f140f3d
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Showing 9 changed files with 255 additions and 22 deletions.
diff --git a/rust/.cargo/config.toml b/rust/.cargo/config.toml
@@ -0,0 +1,2 @@
+[env]
+CARGO_WORKSPACE_DIR = { value = "", relative = true }
diff --git a/rust/.gitignore b/rust/.gitignore
@@ -5,3 +5,6 @@ target/
 
 # These are backup files generated by rustfmt
 **/*.rs.bk
+
+# Generated by tw_macros
+bindings/
diff --git a/rust/Cargo.lock b/rust/Cargo.lock
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
@@ -28,6 +28,7 @@ members = [
     "tw_evm",
     "tw_hash",
     "tw_keypair",
+    "tw_macros",
     "tw_memory",
     "tw_misc",
     "tw_number",

diff --git a/rust/tw_macros/Cargo.toml b/rust/tw_macros/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "tw_macros"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+proc-macro = true
+
+[dependencies]
+derive-syn-parse = "0.2.0"
+proc-macro2 = "1.0.93"
+quote = "1.0.38"
+serde = { version = "1.0", features = ["derive"] }
+serde_yaml = "0.9.21"
+syn = { version = "2.0.96", features = ["full"] }
diff --git a/rust/tw_macros/src/lib.rs b/rust/tw_macros/src/lib.rs
@@ -0,0 +1,12 @@
+use proc_macro::TokenStream;
+
+mod tw_ffi;
+
+#[proc_macro_attribute]
+pub fn tw_ffi(attr: TokenStream, item: TokenStream) -> TokenStream {
+    match tw_ffi::tw_ffi(attr.into(), item.into()) {
+        Ok(item) => item.into(),
+        Err(e) => e.to_compile_error().into(),
+    }
+}
+
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		[env]
		CARGO_WORKSPACE_DIR = { value = "", relative = true }