Automatically generate commit messages based on diffs using GPT-3

index.js

// 1. npm init
// 2. npm install -save openai simple-git
// 3. Grab an API key from OpenAI: https://beta.openai.com/account/api-keys
// 4. Replace FOLDER_TO_CHECK with the root path of your git-enabled project
//
// Eventually the goal of this is to have a command line utility that lets users
// generates the commit message and commit immediately.

const { Configuration, OpenAIApi } = require("openai");
const simpleGit = require('simple-git');

const configuration = new Configuration({
  apiKey: 'API_KEY',
});

const openai = new OpenAIApi(configuration);
const git = simpleGit({ baseDir: 'FOLDER_TO_CHECK' });

(async () => {
    const diff = await git.diff();

    if(diff) {
        const completion = await openai.createCompletion("text-davinci-002", {
            prompt: `Generate a commit message based on this diff:\n ${diff}`,
        });
        console.log(`--> ${completion.data.choices[0].text}`);
    }
})();