Library for Derive Macros and impl IntoResponse trait

.dockerignore

@@ -1,6 +1,6 @@
 .github
 spec/node_modules
 http
-target
+*target
 README.md
 .gitignore

.gitignore

@@ -1,3 +1,3 @@
-/target
+*target
 
 spec/node_modules

.idea/simplify_truths.iml

@@ -2,7 +2,9 @@
 <module type="EMPTY_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/derive/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/derive/target" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
     <orderEntry type="inheritedJdk" />

Cargo.lock

@@ -135,6 +135,14 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "derive"
+version = "1.0.0"
+dependencies = [
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -547,6 +555,7 @@ name = "simplify_truths"
 version = "2.0.0"
 dependencies = [
  "axum",
+ "derive",
  "nom",
  "serde",
  "tokio",

Cargo.toml

@@ -18,3 +18,6 @@ tower-http = { version = "0.5.2", features = ["cors", "trace"] }
 # Logging
 tracing = "0.1.40"
 tracing-subscriber = "0.3.18"
+
+# Derive macros
+derive = { path = "derive" }

Dockerfile

@@ -2,13 +2,13 @@
 # builds the project, and then copies the built binary to a new image.
 
 FROM rust:1.79 as build
-LABEL authors="Martin Berg Alstad"
 
 RUN USER=root cargo new --bin simplify_truths
 WORKDIR /simplify_truths
 
 COPY ./Cargo.lock ./Cargo.lock
 COPY ./Cargo.toml ./Cargo.toml
+COPY ./derive ./derive
 
 # this build step will cache your dependencies
 RUN cargo build --release
@@ -29,6 +29,7 @@ RUN USER=root npm install -g @typespec/compiler && npm install -g @redocly/cli
 RUN npm run tsp-compile && npm run redoc-build
 
 FROM debian
+LABEL authors="Martin Berg Alstad"
 
 # copy the build artifact from the build stage
 COPY --from=build /simplify_truths/target/release/simplify_truths .

derive/Cargo.lock

@@ -0,0 +1,46 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "derive"
+version = "1.0.0"
+dependencies = [
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.85"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22244ce15aa966053a896d1accb3a6e68469b97c7f33f284b99f0d576879fc23"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c42f3f41a2de00b01c0aaad383c5a45241efc8b2d1eda5661812fda5f3cdcff5"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"

derive/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "derive"
+version = "1.0.0"
+edition = "2021"
+
+[lib]
+proc-macro = true
+
+[dependencies]
+syn = "2.0.66"
+quote = "1.0.36"

derive/src/lib.rs

@@ -0,0 +1,25 @@
+extern crate proc_macro;
+
+use proc_macro::TokenStream;
+use quote::quote;
+use syn::{DeriveInput, parse_macro_input};
+
+#[proc_macro_derive(IntoResponse)]
+pub fn into_response_derive(input: TokenStream) -> TokenStream {
+    let input = parse_macro_input!(input as DeriveInput);
+    into_response_derive_impl(input)
+}
+
+fn into_response_derive_impl(input: DeriveInput) -> TokenStream {
+    let name = &input.ident;
+
+    let expanded = quote! {
+        impl IntoResponse for #name {
+            fn into_response(self) -> Response {
+                BaseResponse::create(self)
+            }
+        }
+    };
+
+    TokenStream::from(expanded)
+}

src/routing/response.rs

@@ -1,6 +1,7 @@
 use axum::Json;
 use axum::response::{IntoResponse, Response};
 use serde::Serialize;
+use derive::IntoResponse;
 
 use crate::expressions::expression::Expression;
 use crate::expressions::simplify::Law;
@@ -45,7 +46,7 @@ impl Operation {
     }
 }
 
-#[derive(Serialize)]
+#[derive(Serialize, IntoResponse)]
 #[serde(rename_all = "camelCase")]
 pub struct SimplifyResponse {
     pub before: String,
@@ -56,33 +57,14 @@ pub struct SimplifyResponse {
     pub truth_table: Option<TruthTable>,
 }
 
-// TODO derive macro
-impl IntoResponse for SimplifyResponse {
-    fn into_response(self) -> Response {
-        BaseResponse::create(self)
-    }
-}
-
-#[derive(Serialize)]
+#[derive(Serialize, IntoResponse)]
 #[serde(rename_all = "camelCase")]
 pub struct IsLegalResponse {
     pub is_legal: bool,
 }
 
-impl IntoResponse for IsLegalResponse {
-    fn into_response(self) -> Response {
-        BaseResponse::create(self)
-    }
-}
-
-#[derive(Serialize)]
+#[derive(Serialize, IntoResponse)]
 #[serde(rename_all = "camelCase")]
 pub struct TruthTableResponse {
     pub truth_table: TruthTable,
-}
-
-impl IntoResponse for TruthTableResponse {
-    fn into_response(self) -> Response {
-        BaseResponse::create(self)
-    }
 }