From 87ac7aaa5d9069ff58e9e50c33281f2de236ed2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=B2=81=E6=A0=91=E4=BA=BA?= <lu.shuren@um-react.app>
Date: Thu, 19 Sep 2024 00:00:30 +0100
Subject: [PATCH] [wasm] feat: expose library version

---
 um_wasm_loader/rollup.config.mjs | 4 ++++
 um_wasm_loader/src/loader.mjs    | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/um_wasm_loader/rollup.config.mjs b/um_wasm_loader/rollup.config.mjs
index db00b8f..f00d084 100644
--- a/um_wasm_loader/rollup.config.mjs
+++ b/um_wasm_loader/rollup.config.mjs
@@ -2,6 +2,9 @@ import { defineConfig } from 'rollup';
 import { wasm } from '@rollup/plugin-wasm';
 import replace from '@rollup/plugin-replace';
 import { dts } from 'rollup-plugin-dts';
+import { readFileSync } from 'node:fs';
+
+const pkgJson = JSON.parse(readFileSync(new URL('package.json', import.meta.url), 'utf-8'));
 
 function makePlugins({ sync }) {
   const plugins = [];
@@ -16,6 +19,7 @@ function makePlugins({ sync }) {
       preventAssignment: true,
       values: {
         'process.env.UMC_INLINE_BUILD': JSON.stringify(String(sync ? 1 : 0)),
+        'process.env.UMC_VERSION': JSON.stringify(pkgJson.version),
       },
     }),
   );
diff --git a/um_wasm_loader/src/loader.mjs b/um_wasm_loader/src/loader.mjs
index ddd1565..9697cf6 100644
--- a/um_wasm_loader/src/loader.mjs
+++ b/um_wasm_loader/src/loader.mjs
@@ -21,4 +21,12 @@ function loader() {
   }
 }
 
+/**
+ * Get package version.
+ * @returns {string}
+ */
+export function getUmcVersion() {
+  return process.env.UMC_VERSION;
+}
+
 export const ready = loader();