write packages version into binary

Cargo.toml

@@ -17,6 +17,7 @@ audiopus = "=0.3.0-rc.0"
 
 [build-dependencies]
 napi-build = "2.0.1"
+cargo-lock = "9.0.0"
 
 [profile.release]
 lto = true

build.rs

@@ -1,5 +1,26 @@
+extern crate cargo_lock;
 extern crate napi_build;
 
+use cargo_lock::Lockfile;
+use std::collections::HashMap;
+
 fn main() {
+  version();
   napi_build::setup();
 }
+
+fn version() {
+  println!("cargo:rerun-if-changed=Cargo.lock");
+
+  let lock: Lockfile = include_str!("Cargo.lock").parse().unwrap();
+  let packages: HashMap<_, _> = lock.packages.iter().map(|p| (p.name.as_str(), p)).collect();
+
+  println!(
+    "cargo:rustc-env=JPREPROCESS_VERSION={}",
+    packages.get("jpreprocess").unwrap().version
+  );
+  println!(
+    "cargo:rustc-env=JBONSAI_VERSION={}",
+    packages.get("jbonsai").unwrap().version
+  );
+}

lib/index.d.ts

@@ -1,4 +1,10 @@
-export { EncoderType, Channels, Application } from "./native";
+export {
+  JPREPROCESS_VERSION,
+  JBONSAI_VERSION,
+  EncoderType,
+  Channels,
+  Application,
+} from "./native";
 export type {
   EncoderConfig,
   SynthesisOption,

lib/index.js

@@ -1,13 +1,17 @@
 // @ts-check
 
 const {
+  JPREPROCESS_VERSION,
+  JBONSAI_VERSION,
   EncoderType,
   Channels,
   Application,
   Syrinx: SyrinxInner,
 } = require(`./native`);
 const { Readable } = require("node:stream");
 
+exports.JPREPROCESS_VERSION = JPREPROCESS_VERSION;
+exports.JBONSAI_VERSION = JBONSAI_VERSION;
 exports.EncoderType = EncoderType;
 exports.Channels = Channels;
 exports.Application = Application;

lib/native.d.ts

@@ -3,6 +3,8 @@
 
 /* auto-generated by NAPI-RS */
 
+export const JPREPROCESS_VERSION: string
+export const JBONSAI_VERSION: string
 /** Which encoder to use. */
 export enum EncoderType {
   /**

lib/native.js

@@ -1,12 +1,2 @@
 const { filename } = require("./filename");
-const {
-  EncoderType,
-  Channels,
-  Application,
-  Syrinx,
-} = require(`../${filename}`);
-
-module.exports.EncoderType = EncoderType;
-module.exports.Channels = Channels;
-module.exports.Application = Application;
-module.exports.Syrinx = Syrinx;
+module.exports = require(`../${filename}`);

src/lib.rs

@@ -17,6 +17,11 @@ use synthesis_option::SynthesisOption;
 #[macro_use]
 extern crate napi_derive;
 
+#[napi]
+pub const JPREPROCESS_VERSION: &str = env!("JPREPROCESS_VERSION");
+#[napi]
+pub const JBONSAI_VERSION: &str = env!("JBONSAI_VERSION");
+
 mod encoder;
 mod synthesis_option;