[fp-rs] Providing constructs for generating Rust-side bridge code

fastpair/rust/demo/bindgen.script

@@ -0,0 +1 @@
+flutter_rust_bridge_codegen --rust-input rust/src/api.rs --dart-output lib/bridge_generated.dart --dart-decl-output lib/bridge_definitions.dart

fastpair/rust/demo/pubspec.lock

@@ -1,6 +1,38 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  _fe_analyzer_shared:
+    dependency: transitive
+    description:
+      name: _fe_analyzer_shared
+      sha256: ae92f5d747aee634b87f89d9946000c2de774be1d6ac3e58268224348cd0101a
+      url: "https://pub.dev"
+    source: hosted
+    version: "61.0.0"
+  analyzer:
+    dependency: transitive
+    description:
+      name: analyzer
+      sha256: ea3d8652bda62982addfd92fdc2d0214e5f82e43325104990d4f4c4a2a313562
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.13.0"
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      sha256: "0c8368c9b3f0abbc193b9d6133649a614204b528982bebc7026372d61677ce3a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.3.7"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      sha256: eef6c46b622e0494a36c5a12d10d77fb4e855501a91c1b9ef9339326e58f0596
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
   async:
     dependency: transitive
     description:
@@ -17,6 +49,78 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  build:
+    dependency: transitive
+    description:
+      name: build
+      sha256: "80184af8b6cb3e5c1c4ec6d8544d27711700bc3e6d2efad04238c7b5290889f0"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  build_cli_annotations:
+    dependency: transitive
+    description:
+      name: build_cli_annotations
+      sha256: b59d2769769efd6c9ff6d4c4cede0be115a566afc591705c2040b707534b1172
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
+  build_config:
+    dependency: transitive
+    description:
+      name: build_config
+      sha256: bf80fcfb46a29945b423bd9aad884590fb1dc69b330a4d4700cac476af1708d1
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.1"
+  build_daemon:
+    dependency: transitive
+    description:
+      name: build_daemon
+      sha256: "5f02d73eb2ba16483e693f80bee4f088563a820e47d1027d4cdfe62b5bb43e65"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.0"
+  build_resolvers:
+    dependency: transitive
+    description:
+      name: build_resolvers
+      sha256: "6c4dd11d05d056e76320b828a1db0fc01ccd376922526f8e9d6c796a5adbac20"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.1"
+  build_runner:
+    dependency: "direct dev"
+    description:
+      name: build_runner
+      sha256: "10c6bcdbf9d049a0b666702cf1cee4ddfdc38f02a19d35ae392863b47519848b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.6"
+  build_runner_core:
+    dependency: transitive
+    description:
+      name: build_runner_core
+      sha256: "6d6ee4276b1c5f34f21fdf39425202712d2be82019983d52f351c94aafbc2c41"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.2.10"
+  built_collection:
+    dependency: transitive
+    description:
+      name: built_collection
+      sha256: "376e3dd27b51ea877c28d525560790aee2e6fbb5f20e2f85d5081027d94e2100"
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.1.1"
+  built_value:
+    dependency: transitive
+    description:
+      name: built_value
+      sha256: "598a2a682e2a7a90f08ba39c0aaa9374c5112340f0a2e275f61b59389543d166"
+      url: "https://pub.dev"
+    source: hosted
+    version: "8.6.1"
   characters:
     dependency: transitive
     description:
@@ -25,6 +129,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.0"
+  checked_yaml:
+    dependency: transitive
+    description:
+      name: checked_yaml
+      sha256: feb6bed21949061731a7a75fc5d2aa727cf160b91af9a3e464c5e3a32e28b5ff
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.3"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      sha256: b8db3080e59b2503ca9e7922c3df2072cf13992354d5e944074ffa836fba43b7
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.4.0"
   clock:
     dependency: transitive
     description:
@@ -33,6 +153,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
+  code_builder:
+    dependency: transitive
+    description:
+      name: code_builder
+      sha256: "4ad01d6e56db961d29661561effde45e519939fdaeb46c351275b182eac70189"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.5.0"
   collection:
     dependency: transitive
     description:
@@ -41,6 +169,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.17.1"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      sha256: "0f08b14755d163f6e2134cb58222dd25ea2a2ee8a195e53983d57c075324d592"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.1"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      sha256: ff625774173754681d66daaf4a448684fb04b78f902da9cb3d308c19cc5e8bab
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.3"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -49,6 +193,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.5"
+  dart_style:
+    dependency: transitive
+    description:
+      name: dart_style
+      sha256: "1efa911ca7086affd35f463ca2fc1799584fb6aa89883cf0af8e3664d6a02d55"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.2"
   fake_async:
     dependency: transitive
     description:
@@ -57,6 +209,38 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.1"
+  ffi:
+    dependency: "direct main"
+    description:
+      name: ffi
+      sha256: ed5337a5660c506388a9f012be0288fb38b49020ce2b45fe1f8b8323fe429f99
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.2"
+  ffigen:
+    dependency: "direct dev"
+    description:
+      name: ffigen
+      sha256: d3e76c2ad48a4e7f93a29a162006f00eba46ce7c08194a77bb5c5e97d1b5ff0a
+      url: "https://pub.dev"
+    source: hosted
+    version: "8.0.2"
+  file:
+    dependency: transitive
+    description:
+      name: file
+      sha256: "1b92bec4fc2a72f59a8e15af5f52cd441e4a7860b49499d69dfa817af20e925d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.1.4"
+  fixnum:
+    dependency: transitive
+    description:
+      name: fixnum
+      sha256: "25517a4deb0c03aa0f32fd12db525856438902d9c16536311e76cdc57b31d7d1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -70,11 +254,91 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.2"
+  flutter_rust_bridge:
+    dependency: "direct main"
+    description:
+      name: flutter_rust_bridge
+      sha256: dcb436ba4b466e19da1656ef14622b5ac2ed90efc8fcb0946942c6cd185578d1
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.79.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
     source: sdk
     version: "0.0.0"
+  freezed:
+    dependency: "direct dev"
+    description:
+      name: freezed
+      sha256: "2df89855fe181baae3b6d714dc3c4317acf4fccd495a6f36e5e00f24144c6c3b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  freezed_annotation:
+    dependency: "direct main"
+    description:
+      name: freezed_annotation
+      sha256: c3fd9336eb55a38cc1bbd79ab17573113a8deccd0ecbbf926cca3c62803b5c2d
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  frontend_server_client:
+    dependency: transitive
+    description:
+      name: frontend_server_client
+      sha256: "408e3ca148b31c20282ad6f37ebfa6f4bdc8fede5b74bc2f08d9d92b55db3612"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.0"
+  glob:
+    dependency: transitive
+    description:
+      name: glob
+      sha256: "0e7014b3b7d4dac1ca4d6114f82bf1782ee86745b9b42a92c9289c23d8a0ab63"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.2"
+  graphs:
+    dependency: transitive
+    description:
+      name: graphs
+      sha256: aedc5a15e78fc65a6e23bcd927f24c64dd995062bcd1ca6eda65a3cff92a4d19
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.1"
+  http:
+    dependency: transitive
+    description:
+      name: http
+      sha256: "759d1a329847dd0f39226c688d3e06a6b8679668e350e2891a6474f8b4bb8525"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
+  http_multi_server:
+    dependency: transitive
+    description:
+      name: http_multi_server
+      sha256: "97486f20f9c2f7be8f514851703d0119c3596d14ea63227af6f7a481ef2b2f8b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.1"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.2"
+  io:
+    dependency: transitive
+    description:
+      name: io
+      sha256: "2ec25704aba361659e10e3e5f5d672068d332fc8ac516421d483a11e5cbd061e"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.4"
   js:
     dependency: transitive
     description:
@@ -83,6 +347,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.6.7"
+  json_annotation:
+    dependency: transitive
+    description:
+      name: json_annotation
+      sha256: b10a7b2ff83d83c777edba3c6a0f97045ddadd56c944e1a23a3fdf43a1bf4467
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.8.1"
   lints:
     dependency: transitive
     description:
@@ -91,6 +363,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      sha256: "623a88c9594aa774443aa3eb2d41807a48486b5613e67599fb4c41c0ad47c340"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.0"
   matcher:
     dependency: transitive
     description:
@@ -115,6 +395,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.1"
+  mime:
+    dependency: transitive
+    description:
+      name: mime
+      sha256: e4ff8e8564c03f255408decd16e7899da1733852a9110a58fe6d1b817684a63e
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.4"
+  package_config:
+    dependency: transitive
+    description:
+      name: package_config
+      sha256: "1c5b77ccc91e4823a5af61ee74e6b972db1ef98c2ff5a18d3161c982a55448bd"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
   path:
     dependency: transitive
     description:
@@ -123,11 +419,99 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.8.3"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      sha256: cb3798bef7fc021ac45b308f4b51208a152792445cce0448c9a4ba5879dd8750
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.4.0"
+  pointycastle:
+    dependency: transitive
+    description:
+      name: pointycastle
+      sha256: "7c1e5f0d23c9016c5bbd8b1473d0d3fb3fc851b876046039509e18e0c7485f2c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.7.3"
+  pool:
+    dependency: transitive
+    description:
+      name: pool
+      sha256: "20fe868b6314b322ea036ba325e6fc0711a22948856475e2c2b6306e8ab39c2a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.5.1"
+  pub_semver:
+    dependency: transitive
+    description:
+      name: pub_semver
+      sha256: "40d3ab1bbd474c4c2328c91e3a7df8c6dd629b79ece4c4bd04bee496a224fb0c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.4"
+  pubspec_parse:
+    dependency: transitive
+    description:
+      name: pubspec_parse
+      sha256: c63b2876e58e194e4b0828fcb080ad0e06d051cb607a6be51a9e084f47cb9367
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.3"
+  puppeteer:
+    dependency: transitive
+    description:
+      name: puppeteer
+      sha256: f00b54703dc22af04eaace8f23a33c56008870f990684c2ad8c4115ac51b0a38
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.1"
+  quiver:
+    dependency: transitive
+    description:
+      name: quiver
+      sha256: b1c1ac5ce6688d77f65f3375a9abb9319b3cb32486bdc7a1e0fdf004d7ba4e47
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.1"
+  shelf:
+    dependency: transitive
+    description:
+      name: shelf
+      sha256: ad29c505aee705f41a4d8963641f91ac4cee3c8fad5947e033390a7bd8180fa4
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.1"
+  shelf_static:
+    dependency: transitive
+    description:
+      name: shelf_static
+      sha256: a41d3f53c4adf0f57480578c1d61d90342cd617de7fc8077b1304643c2d85c1e
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.2"
+  shelf_web_socket:
+    dependency: transitive
+    description:
+      name: shelf_web_socket
+      sha256: "9ca081be41c60190ebcb4766b2486a7d50261db7bd0f5d9615f2d653637a84c1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.4"
   sky_engine:
     dependency: transitive
     description: flutter
     source: sdk
     version: "0.0.99"
+  source_gen:
+    dependency: transitive
+    description:
+      name: source_gen
+      sha256: fc0da689e5302edb6177fdd964efcb7f58912f43c28c2047a808f5bfff643d16
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.0"
   source_span:
     dependency: transitive
     description:
@@ -152,6 +536,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  stream_transform:
+    dependency: transitive
+    description:
+      name: stream_transform
+      sha256: "14a00e794c7c11aa145a170587321aedce29769c08d7f58b1d141da75e3b1c6f"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
@@ -176,6 +568,38 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.5.1"
+  timing:
+    dependency: transitive
+    description:
+      name: timing
+      sha256: "70a3b636575d4163c477e6de42f247a23b315ae20e86442bebe32d3cabf61c32"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.1"
+  tuple:
+    dependency: transitive
+    description:
+      name: tuple
+      sha256: a97ce2013f240b2f3807bcbaf218765b6f301c3eff91092bcfa23a039e7dd151
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.2"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      sha256: facc8d6582f16042dd49f2463ff1bd6e2c9ef9f3d5da3d9b087e244a7b564b3c
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.2"
+  uuid:
+    dependency: transitive
+    description:
+      name: uuid
+      sha256: "648e103079f7c64a36dc7d39369cabb358d377078a051d6ae2ad3aa539519313"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.7"
   vector_math:
     dependency: transitive
     description:
@@ -184,5 +608,37 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
+  watcher:
+    dependency: transitive
+    description:
+      name: watcher
+      sha256: "3d2ad6751b3c16cf07c7fca317a1413b3f26530319181b37e3b9039b84fc01d8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
+  web_socket_channel:
+    dependency: transitive
+    description:
+      name: web_socket_channel
+      sha256: d88238e5eac9a42bb43ca4e721edba3c08c6354d4a53063afaa568516217621b
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.2"
+  yaml_edit:
+    dependency: transitive
+    description:
+      name: yaml_edit
+      sha256: "1579d4a0340a83cf9e4d580ea51a16329c916973bffd5bd4b45e911b25d46bfd"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.1"
 sdks:
   dart: ">=3.0.6 <4.0.0"

fastpair/rust/demo/pubspec.yaml

@@ -35,6 +35,9 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
+  ffi: ^2.0.2
+  flutter_rust_bridge: ^1.79.0
+  freezed_annotation: ^2.4.1
 
 dev_dependencies:
   flutter_test:
@@ -46,6 +49,9 @@ dev_dependencies:
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
   flutter_lints: ^2.0.0
+  ffigen: ^8.0.2
+  build_runner: ^2.4.6
+  freezed: ^2.4.1
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec

fastpair/rust/demo/rust/src/bridge_generated.io.rs

@@ -0,0 +1,36 @@
+use super::*;
+// Section: wire functions
+
+#[no_mangle]
+pub extern "C" fn wire_hello(port_: i64) {
+    wire_hello_impl(port_)
+}
+
+// Section: allocate functions
+
+// Section: related functions
+
+// Section: impl Wire2Api
+
+// Section: wire structs
+
+// Section: impl NewWithNullPtr
+
+pub trait NewWithNullPtr {
+    fn new_with_null_ptr() -> Self;
+}
+
+impl<T> NewWithNullPtr for *mut T {
+    fn new_with_null_ptr() -> Self {
+        std::ptr::null_mut()
+    }
+}
+
+// Section: sync execution mode utility
+
+#[no_mangle]
+pub extern "C" fn free_WireSyncReturn(ptr: support::WireSyncReturn) {
+    unsafe {
+        let _ = support::box_from_leak_ptr(ptr);
+    };
+}

fastpair/rust/demo/rust/src/bridge_generated.rs

@@ -0,0 +1,69 @@
+#![allow(
+    non_camel_case_types,
+    unused,
+    clippy::redundant_closure,
+    clippy::useless_conversion,
+    clippy::unit_arg,
+    clippy::double_parens,
+    non_snake_case,
+    clippy::too_many_arguments
+)]
+// AUTO GENERATED FILE, DO NOT EDIT.
+// Generated by `flutter_rust_bridge`@ 1.79.0.
+
+use crate::api::*;
+use core::panic::UnwindSafe;
+use flutter_rust_bridge::rust2dart::IntoIntoDart;
+use flutter_rust_bridge::*;
+use std::ffi::c_void;
+use std::sync::Arc;
+
+// Section: imports
+
+// Section: wire functions
+
+fn wire_hello_impl(port_: MessagePort) {
+    FLUTTER_RUST_BRIDGE_HANDLER.wrap::<_, _, _, String>(
+        WrapInfo {
+            debug_name: "hello",
+            port: Some(port_),
+            mode: FfiCallMode::Normal,
+        },
+        move || move |task_callback| Ok(hello()),
+    )
+}
+// Section: wrapper structs
+
+// Section: static checks
+
+// Section: allocate functions
+
+// Section: related functions
+
+// Section: impl Wire2Api
+
+pub trait Wire2Api<T> {
+    fn wire2api(self) -> T;
+}
+
+impl<T, S> Wire2Api<Option<T>> for *mut S
+where
+    *mut S: Wire2Api<T>,
+{
+    fn wire2api(self) -> Option<T> {
+        (!self.is_null()).then(|| self.wire2api())
+    }
+}
+// Section: impl IntoDart
+
+// Section: executor
+
+support::lazy_static! {
+    pub static ref FLUTTER_RUST_BRIDGE_HANDLER: support::DefaultHandler = Default::default();
+}
+
+#[cfg(not(target_family = "wasm"))]
+#[path = "bridge_generated.io.rs"]
+mod io;
+#[cfg(not(target_family = "wasm"))]
+pub use io::*;

fastpair/rust/demo/rust/src/lib.rs

@@ -1 +1,2 @@
+mod bridge_generated; /* AUTO INJECTED BY flutter_rust_bridge. This line may not be accurate, and you can change it according to your needs. */
 mod api;

fastpair/rust/demo/windows/CMakeLists.txt

@@ -56,6 +56,7 @@ add_subdirectory("runner")
 # Generated plugin build rules, which manage building the plugins and adding
 # them to the application.
 include(flutter/generated_plugins.cmake)
+include(./rust.cmake)
 
 
 # === Installation ===

fastpair/rust/demo/windows/rust.cmake

@@ -0,0 +1,21 @@
+# We include Corrosion inline here, but ideally in a project with
+# many dependencies we would need to install Corrosion on the system.
+# See instructions on https://github.com/AndrewGaspar/corrosion#cmake-install
+# Once done, uncomment this line:
+# find_package(Corrosion REQUIRED)
+
+include(FetchContent)
+
+FetchContent_Declare(
+    Corrosion
+    GIT_REPOSITORY https://github.com/AndrewGaspar/corrosion.git
+    GIT_TAG origin/master # Optionally specify a version tag or branch here
+)
+
+FetchContent_MakeAvailable(Corrosion)
+
+corrosion_import_crate(MANIFEST_PATH ../rust/Cargo.toml IMPORTED_CRATES imported_crates)
+target_link_libraries(${BINARY_NAME} PRIVATE ${imported_crates})
+foreach(imported_crate ${imported_crates})
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${imported_crate}-shared>)
+endforeach()