initial commit

.gitignore

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+pnpm-lock.yaml
+node_modules/

app/index.js

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+const Generator = require("yeoman-generator");
+
+module.exports = class extends Generator {
+
+    async writing() {
+        await this.fs.copyTpl(
+            this.templatePath('pre-commit-config.yaml.ejs'),
+            this.destinationPath('.pre-commit-config.yaml.ejs')
+        );
+    }
+
+};

app/templates/pre-commit-config.yaml.ejs

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+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.0.1
+    hooks:
+      - id: check-yaml
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+      - id: check-merge-conflict
+  - repo: https://github.com/pre-commit/mirrors-prettier
+    rev: "v2.4.1" # Use the sha / tag you want to point at
+    hooks:
+      - id: prettier
+        additional_dependencies:
+          - prettier@2.4.1

package.json

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+{
+  "name": "generator-pre-commit",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "Yanick Champoux <yanick@babyl.ca> (http://techblog.babyl.ca/)",
+  "license": "ISC",
+  "dependencies": {
+    "yeoman-generator": "^5.4.2"
+  }
+}