first commit

.editorconfig

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+root = true
+
+[*]
+indent_size = 2
+indent_style = space
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true

.gitattributes

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+* text=auto eol=lf

.github/workflows/ci.yml

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+name: Node.js CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    if: "!contains(github.event.head_commit.message, 'ci skip')"
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 14.x
+
+      - name: Cache ~/.pnpm-store
+        uses: actions/cache@v2
+        env:
+          cache-name: cache-pnpm-store
+        with:
+          path: ~/.pnpm-store
+          key: ${{ runner.os }}-${{ matrix.node-version }}-build-${{ env.cache-name }}-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.node-version }}-build-${{ env.cache-name }}-
+            ${{ runner.os }}-${{ matrix.node-version }}-build-
+            ${{ runner.os }}-
+      - name: Install pnpm
+        run: npm i -g pnpm
+
+      - name: Install deps
+        run: pnpm i
+
+      # Runs a set of commands using the runners shell
+      - name: Build and Test
+        run: npm run test
+
+      - name: Release
+        run: pnpx -y semantic-release --branches main
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

.gitignore

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+node_modules
+.DS_Store
+dist
+*.log

README.md

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+**You can help the author become a full-time open-source maintainer by [sponsoring him on GitHub](https://github.com/sponsors/faustbrian).**
+
+---
+
+# @faustbrian/node-nominated-proof-of-stake
+
+[![npm version](https://badgen.net/npm/v/@faustbrian/node-nominated-proof-of-stake)](https://npm.im/@faustbrian/node-nominated-proof-of-stake)
+
+## Installation
+
+```
+pnpm install @faustbrian/node-nominated-proof-of-stake
+```
+
+## Usage
+
+```ts
+import { IValidator, mine, round, validator } from "@faustbrian/node-nominated-proof-of-stake";
+
+const validators: IValidator[] = [
+  validator(
+    "02062f6f6d2aabafd745e6b01f4aa788a012c4ce7131312026bdb6eb4e74a464d2",
+    [{ stake: 1 }],
+  ),
+  validator(
+    "020aac4ec02d47d306b394b79d3351c56c1253cd67fe2c1a38ceba59b896d584d1",
+    [{ stake: 2 }],
+  ),
+  validator(
+    "0212a11582a28f178b906edbf8e8c447ce1ba86041ee731e595ae4d39ef034c2ad",
+    [{ stake: 3 }],
+  ),
+  validator(
+    "0215789ac26155b7a338708f595b97c453e08918d0630c896cbd31d83fe2ad1c33",
+    [{ stake: 4 }],
+  ),
+  validator(
+    "021b0f58eca7f123428a8647ffe0644a9454c510f066d3864c27d8c7ad8f5a8aa4",
+    [{ stake: 5 }],
+  ),
+];
+
+const validatorsByRound: round({
+  limit: 5,
+  round: 1,
+  validators,
+});
+
+mine({
+  height: 1,
+  slot: 1,
+  validator: validators[4],
+  validators: validatorsByRound,
+}); // Will return a new SHA256 hash.
+
+mine({
+  height: 2,
+  slot: 2,
+  validator: validators[1],
+  validators: validatorsByRound,
+}); // Error because someone else was expected to mine.
+```
+
+## License
+
+This is an open-sourced software licensed under the [AGPL-3.0-or-later](LICENSE).

jest.config.js

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+module.exports = {
+  testEnvironment: "node",
+  transform: {
+    "^.+\\.tsx?$": "@sucrase/jest-plugin",
+  },
+  testPathIgnorePatterns: ["/node_modules/", "/dist/", "/types/"],
+  testMatch: ["**/*.test.ts"],
+  moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"],
+  setupFilesAfterEnv: ["jest-extended"],
+};

package.json

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+{
+  "name": "@faustbrian/node-nominated-proof-of-stake",
+  "version": "1.0.0",
+  "description": "An implementation of NPoS consensus for node.js",
+  "homepage": "https://github.com/faustbrian/node-nominated-proof-of-stake",
+  "bugs": {
+    "url": "https://github.com/faustbrian/node-nominated-proof-of-stake/issues"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/faustbrian/node-nominated-proof-of-stake.git"
+  },
+  "license": "AGPL-3.0-or-later",
+  "author": {
+    "name": "Brian Faust",
+    "email": "brian@faust.mx",
+    "url": "https://faust.mx"
+  },
+  "exports": {
+    "require": "./dist/index.js",
+    "import": "./dist/index.mjs"
+  },
+  "main": "./dist/index.js",
+  "module": "./dist/index.mjs",
+  "types": "./dist/index.d.ts",
+  "files": [
+    "dist"
+  ],
+  "scripts": {
+    "build": "tsup source --format cjs,esm --dts-resolve",
+    "test": "jest",
+    "lint": "stdlint && deno fmt source",
+    "prepublishOnly": "pnpm run build"
+  },
+  "dependencies": {
+    "@faustbrian/node-deterministic-array-shuffle": "^1.0.0",
+    "@faustbrian/node-sha256": "^1.0.0"
+  },
+  "devDependencies": {
+    "@faustbrian/stdlint": "^1.0.0",
+    "@sindresorhus/tsconfig": "^2.0.0",
+    "@sucrase/jest-plugin": "^2.0.0",
+    "@types/jest": "^27.0.1",
+    "jest": "^27.2.0",
+    "jest-extended": "^0.11.5",
+    "tsup": "^4.8.4",
+    "typescript": "^4.4.3"
+  },
+  "engines": {
+    "node": ">=12"
+  },
+  "publishConfig": {
+    "access": "public"
+  }
+}