init

Author: larshp

.gitignore

@@ -0,0 +1,4 @@
+node_modules
+dist
+pkg
+target

.vscode/settings.json

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+{
+  "cSpell.words": [
+    "bindgen",
+    "cdylib"
+  ]
+}

Cargo.lock

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+[package]
+name = "scrypt-rs-wasm"
+version = "0.1.0"
+authors = ["Lars Hvam"]
+edition = "2018"
+rust-version = "1.76"
+
+[lib]
+crate-type = ["cdylib"]
+
+[dependencies]
+wasm-bindgen = "0.2.92"

Cargo.toml

@@ -1,11 +1,17 @@
 # scrypt-rs-wasm
-test
+
+todo
+
+## Building
+
+todo
+
+## Random Notes
 
 https://surma.dev/things/rust-to-webassembly/
 
 https://github.com/typed-io/cryptoxide
 
 https://github.com/MyEtherWallet/scrypt-wasm
 
-## Building
-
+https://rustwasm.github.io/wasm-bindgen/contributing/design/exporting-rust.html

README.md

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+import { greet } from './pkg/scrypt_rs_wasm.js';
+
+const res = greet('World');
+console.dir(res);

index.mjs

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+{
+  "name": "scrypt-rs-wasm",
+  "private": true,
+  "version": "1.0.0",
+  "description": "todo",
+  "main": "index.js",
+  "scripts": {
+    "test": "rm -rf pkg && wasm-pack build --target nodejs && node index.mjs"
+  },
+  "devDependencies": {
+  },
+  "author": "Lars Hvam",
+  "license": "MIT"
+}

package-lock.json

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+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+pub fn greet(a: &str) -> String {
+  format!("Hello, {}!", a)
+}

package.json

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+const path = require('path');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const webpack = require('webpack');
+const WasmPackPlugin = require("@wasm-tool/wasm-pack-plugin");
+
+module.exports = {
+    entry: './index.js',
+    output: {
+        path: path.resolve(__dirname, 'dist'),
+        filename: 'index.js',
+    },
+    plugins: [
+        new HtmlWebpackPlugin(),
+        new WasmPackPlugin({
+            crateDirectory: path.resolve(__dirname, ".")
+        }),
+        // Have this example work in Edge which doesn't ship `TextEncoder` or
+        // `TextDecoder` at this time.
+        new webpack.ProvidePlugin({
+          TextDecoder: ['text-encoding', 'TextDecoder'],
+          TextEncoder: ['text-encoding', 'TextEncoder']
+        })
+    ],
+    mode: 'development',
+    experiments: {
+        asyncWebAssembly: true
+   }
+};