can build the package in prod mode

.eslintignore

@@ -0,0 +1 @@
+jackson-wasm/pkg/*.js

jackson-wasm/Cargo.toml

@@ -5,13 +5,18 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[features]
+default = ["console_error_panic_hook"]
+
 [lib]
 crate-type = ["cdylib", "rlib"]
 
 [dependencies]
 js-sys = "0.3.69"
 wasm-bindgen="0.2"
 
+console_error_panic_hook = { version = "0.1.7", optional = true }
+
 
 [dependencies.web-sys]
 version = "0.3.69"

jackson-wasm/src/lib.rs

@@ -1,3 +1,4 @@
+mod utils;
 mod util;
 mod default_context_group;
 

jackson-wasm/src/util.rs

@@ -1,4 +1,4 @@
-use crate::default_context_group::{self, DEFAULT_CONTEXT_GROUP};
+use crate::{default_context_group::{self, DEFAULT_CONTEXT_GROUP}, utils};
 use js_sys::{Array, Boolean, Object, RegExp};
 use wasm_bindgen::prelude::*;
 
@@ -198,6 +198,7 @@ pub fn make_metadata_key_with_context(
     key: &str,
     options: MakeMetadataKeyWithContextOptions,
 ) -> Result<String, JsValue> {
+    utils::set_panic_hook();
     let reg_exp = RegExp::new(r"^[\w]+$", "");
 
     if let Some(context_group) = &options.contextGroup {

jackson-wasm/src/utils.rs

@@ -0,0 +1,11 @@
+
+pub fn set_panic_hook() {
+    // When the `console_error_panic_hook` feature is enabled, we can call the
+    // `set_panic_hook` function at least once during initialization, and then
+    // we will get better error messages if our code ever panics.
+    //
+    // For more details see
+    // https://github.com/rustwasm/console_error_panic_hook#readme
+    #[cfg(feature = "console_error_panic_hook")]
+    console_error_panic_hook::set_once();
+}

package.json

@@ -36,7 +36,7 @@
     "build:dev": "npm run clean && \"./node_modules/.bin/webpack\" --config webpack.dev.js",
     "build:prod": "npm run clean && ./node_modules/.bin/webpack --config webpack.prod.js",
     "build:win:dev": "npm run clean && \"./node_modules/.bin/webpack\" --config webpack.dev.js",
-    "build:win:prod": "npm run clean && \"./node_modules/.bin/webpack\" --config webpack.prod.js",
+    "build:win:prod": "npm run build:rs:prod && npm run clean && \"./node_modules/.bin/webpack\" --config webpack.prod.js",
     "build:rs:prod": "cd jackson-wasm && wasm-pack build",
     "build:rs:node": "cd jackson-wasm && wasm-pack build --target nodejs",
     "start:node:dev": "node dist/lib.node",

webpack.dev.js

@@ -1,5 +1,4 @@
 const ESLintPlugin = require('eslint-webpack-plugin');
-const webpack = require('webpack');
 const path = require('path');
 
 const defaultConfig = {
@@ -25,39 +24,10 @@ const defaultConfig = {
   },
   devtool: 'inline-source-map',
   mode: 'development',
-  plugins: [new ESLintPlugin({})]
-};
-
-const testConfig = {
-  watch: true,
-  module: {
-    rules: [
-      {
-        test: /\.ts(x?)$/,
-        exclude: [/node_modules/],
-        include: [/src/, /tests/],
-        use: [
-          {
-            loader: 'ts-loader',
-            options: {
-              configFile: path.resolve(__dirname, 'tsconfig.json'),
-            }
-          }
-        ]
-      }
-    ]
-  },
-  resolve: {
-    extensions: ['.tsx', '.ts', '.js']
-  },
-  devtool: 'inline-source-map',
-  mode: 'development',
   plugins: [new ESLintPlugin({})],
-  target: 'node',
-  output: {
-    path: path.resolve(__dirname, 'dist'),
-    filename: 'test.node.js'
-  },
+  experiments: {
+    asyncWebAssembly: true
+  }
 };
 
 const serverConfig = {

webpack.prod.js

@@ -1,5 +1,4 @@
 const ESLintPlugin = require('eslint-webpack-plugin');
-const webpack = require('webpack');
 const path = require('path');
 
 const defaultConfig = {
@@ -24,7 +23,10 @@ const defaultConfig = {
   },
   devtool: 'source-map',
   mode: 'production',
-  plugins: [new ESLintPlugin({})]
+  plugins: [new ESLintPlugin({})],
+  experiments: {
+    asyncWebAssembly: true
+  }
 };
 
 const serverConfig = {