ladybird/Meta/tweet-commits.js
Sam Atkins 0e680cb17a Meta: Ensure long messages fit in commit tweet
Abbreviating the commit message to 240 characters was not always enough.
As a bonus, we now add an ellipsis to abbreviated messages.
2021-06-18 13:34:17 +01:00

36 lines
1.3 KiB
JavaScript

const fs = require("fs");
const Twit = require("twit");
const { CONSUMER_KEY, CONSUMER_SECRET, ACCESS_TOKEN, ACCESS_TOKEN_SECRET } = process.env;
const tweetLength = 280;
// Twitter always considers t.co links to be 23 chars, see https://help.twitter.com/en/using-twitter/how-to-tweet-a-link
const twitterLinkLength = 23;
const T = new Twit({
consumer_key: CONSUMER_KEY,
consumer_secret: CONSUMER_SECRET,
access_token: ACCESS_TOKEN,
access_token_secret: ACCESS_TOKEN_SECRET,
});
(async () => {
const githubEvent = JSON.parse(fs.readFileSync(0).toString());
const tweets = [];
for (const commit of githubEvent["commits"]) {
const authorLine = `Author: ${commit["author"]["name"]}`;
const maxMessageLength = tweetLength - authorLine.length - twitterLinkLength - 2; // -2 for newlines
const commitMessage =
commit["message"].length > maxMessageLength
? commit["message"].substring(0, maxMessageLength - 2) + "…" // Ellipsis counts as 2 characters
: commit["message"];
tweets.push(`${commitMessage}\n${authorLine}\n${commit["url"]}`);
}
for (const tweet of tweets) {
try {
await T.post("statuses/update", { status: tweet });
} catch (e) {
console.error("Failed to post a tweet!", e.message);
}
}
})();