initial version

Cargo.toml

@@ -30,7 +30,8 @@ logger = ["fluence-sdk-main/logger"]
 
 [workspace]
 members = [
-  "crates/main",
   "crates/macro",
+  "crates/macro-test",
+  "crates/main",
   "crates/wit",
   ]

crates/macro-test/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "fluence-sdk-macro-test"
+version = "0.4.2"  # remember to update html_root_url
+edition = "2018"
+description = "Definition of the `#[fce_test]` macro"
+documentation = "https://docs.rs/fluence/fluence-sdk-macro"
+repository = "https://github.com/fluencelabs/rust-sdk/crates/macro"
+authors = ["Fluence Labs"]
+keywords = ["fluence", "sdk", "webassembly", "procedural_macros"]
+categories = ["api-bindings", "wasm"]
+license = "Apache-2.0"
+
+[package.metadata.docs.rs] # https://docs.rs/about
+all-features = true
+
+[lib]
+proc-macro = true
+
+[dependencies]
+fluence-app-service = "0.5.2"
+#fluence-sdk-wit = { path = "../wit", version = "=0.4.2" }

crates/macro-test/src/fce_test.rs

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2020 Fluence Labs Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+

crates/macro-test/src/lib.rs

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2020 Fluence Labs Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#![doc(html_root_url = "https://docs.rs/fluence-sdk-macro/0.4.2")]
+#![deny(
+    dead_code,
+    nonstandard_style,
+    unused_imports,
+    unused_mut,
+    unused_unsafe,
+    unreachable_patterns
+)]
+#![warn(rust_2018_idioms)]
+#![recursion_limit = "1024"]
+
+mod fce_test;
+
+use proc_macro::TokenStream;
+
+#[proc_macro_attribute]
+pub fn fce_test(attr: TokenStream, input: TokenStream) -> TokenStream {
+    // into converts proc_macro::TokenStream to proc_macro2::TokenStream
+    match fce_impl(input.into()) {
+        Ok(v) => v,
+        // converts syn:error to proc_macro2::TokenStream
+        Err(e) => e.to_compile_error(),
+    }
+    // converts proc_macro2::TokenStream to proc_macro::TokenStream
+    .into()
+}

crates/macro/Cargo.toml

@@ -2,7 +2,7 @@
 name = "fluence-sdk-macro"
 version = "0.4.2"  # remember to update html_root_url
 edition = "2018"
-description = "Definition of `#[invoke_handler]` attribute"
+description = "Definition of the `#[fce]` macro"
 documentation = "https://docs.rs/fluence/fluence-sdk-macro"
 repository = "https://github.com/fluencelabs/rust-sdk/crates/macro"
 authors = ["Fluence Labs"]

crates/macro/src/lib.rs

@@ -34,22 +34,18 @@
 //! and how a struct could be passed:
 //!
 //! ```
-//! #[fce]
-//! struct HostReturnValue {
-//!     pub error_code: i32,
-//!     pub outcome: Vec<u8>
-//! }
+//! use fluence::MountedBinaryResult;
 //!
 //! #[fce]
-//! pub fn read_ipfs_file(file_path: String) -> HostReturnValue {
+//! pub fn read_ipfs_file(file_path: String) -> MountedBinaryResult {
 //!     let hash = calculate_hash(file_path);
-//!     ipfs(hash)
+//!     ipfs(vec![hash])
 //! }
 //!
 //! #[fce]
-//! #[link(wasm_import_module = "ipfs_node.wasm")]
+//! #[link(wasm_import_module = "ipfs_node")]
 //! extern "C" {
-//!     pub fn ipfs(file_hash: String) -> HostReturnValue;
+//!     pub fn ipfs(file_hash: Vec<String>) -> MountedBinaryResult;
 //! }
 //!
 //! ```