first commit

Author: HerrCai0907

.github/workflows/publish.yml

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+name: publish
+
+on:
+  push:
+    tags:
+      - "*"
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 20
+      - run: npm ci
+      - run: npm run build
+      - run: npm run test
+      - run: npm version $(echo "${GITHUB_REF}" | sed 's/refs\/tags\///') --git-tag-version false
+      - run: echo "//registry.npmjs.org/:_authToken=${NODE_AUTH_TOKEN}" >> .npmrc
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}
+      - run: npm publish

.gitignore

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+/node_modules
+/build

README.md

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+# as-math

asconfig.json

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+{
+  "options": {
+    "outFile": "build/math.wasm",
+    "textFile": "build/math.wat",
+    "sourceMap": false,
+    "debug": false,
+    "noExportMemory": true,
+    "optimize": true,
+    "noAssert": true
+  }
+}

assembly/index.ts

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+export function f64_pow(x: f64, y: f64): f64 {
+  return Math.pow(x, y);
+}

assembly/tsconfig.json

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+{
+  "extends": "assemblyscript/std/assembly.json",
+  "include": [
+    "./**/*.ts"
+  ]
+}

index.d.ts

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+export declare function f64_pow(value: f64, exponent: f64): f64;

index.js

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+import { MathWasmBase64 } from "./build/math.js";
+
+const exports = (await WebAssembly.instantiate(Buffer.from(MathWasmBase64, "base64"))).instance.exports;
+
+export function f64_pow(value, exponent) {
+  return exports.f64_pow(value, exponent);
+}

package-lock.json

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+{
+  "name": "as-float",
+  "version": "0.0.0",
+  "main": "index.js",
+  "scripts": {
+    "build": "asc assembly/index.ts && node scripts/postbuild.js",
+    "test": "node test/index.js"
+  },
+  "type": "module",
+  "author": "Congcong Cai <[email protected]>",
+  "license": "MIT",
+  "description": "",
+  "devDependencies": {
+    "assemblyscript": "^0.27.36"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/HerrCai0907/as-float"
+  },
+  "files": [
+    "index.js",
+    "index.d.ts",
+    "build/math.js"
+  ]
+}

package.json

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+import { readFileSync, writeFileSync } from "fs";
+
+const base64String = readFileSync("build/math.wasm", "base64");
+
+writeFileSync("build/math.js", `export const MathWasmBase64 = "${base64String}";`);

scripts/postbuild.js

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+import { f64_pow } from "../index.js";
+import assert from "assert";
+
+assert(f64_pow(2, 2) === 4, "2^2 == 4");
+assert(f64_pow(10, -5) === 0.00001, "2^2 == 4");