Optimize shared types generate

examples/simple_counter/.cargo/config.toml

@@ -1,3 +1,4 @@
 [alias]
 uniffi-gen-swift = "run --bin uniffi-bindgen generate --library target/release/libshared.dylib --language swift --out-dir shared/generated/swift/SharedFFI"
 uniffi-gen-java = "run --bin uniffi-bindgen generate --library target/release/libshared.dylib --language kotlin --out-dir shared/generated/java"
+generate-types = "run --bin generate-types --features typegen"

examples/simple_counter/shared/Cargo.toml

@@ -8,6 +8,10 @@ rust-version = "1.66"
 crate-type = ["lib", "staticlib", "cdylib"]
 name = "shared"
 
+[[bin]]
+name = "generate-types"
+required-features = ["typegen"]
+
 [features]
 typegen = ["crux_core/typegen"]
 
@@ -20,6 +24,3 @@ wasm-bindgen = "0.2.92"
 
 [target.uniffi-bindgen.dependencies]
 uniffi = { workspace = true, features = ["cli"] }
-
-[dev-dependencies]
-anyhow.workspace = true

examples/simple_counter/shared/tests/typegen.rs → examples/simple_counter/shared/src/bin/generate-types.rs

@@ -1,17 +1,15 @@
 use crux_core::typegen::TypeGen;
 use shared::Counter;
 use std::path::PathBuf;
+use uniffi::deps::anyhow;
 
 #[cfg(feature = "typegen")]
-#[test]
-fn typegen() -> anyhow::Result<()> {
-    println!("cargo:rerun-if-changed=../shared");
-
+fn main() -> anyhow::Result<()> {
     let mut gen = TypeGen::new();
 
     gen.register_app::<Counter>()?;
 
-    let output_root = PathBuf::from("./generated");
+    let output_root = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("generated");
 
     gen.swift("SharedTypes", output_root.join("swift"))?;