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Meta: Ensure long messages fit in commit tweet

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Abbreviating the commit message to 240 characters was not always enough.
As a bonus, we now add an ellipsis to abbreviated messages.
This commit is contained in:
Sam Atkins 2021-06-18 10:53:08 +01:00 • committed by Linus Groh
parent 22b0cbe1fe
commit 0e680cb17a
1 changed files with 11 additions and 5 deletions
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16
Meta/tweet-commits.js
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@ -1,6 +1,9 @@
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,
@ -13,11 +16,14 @@ const T = new Twit({
const githubEvent = JSON.parse(fs.readFileSync(0).toString());
const tweets = [];
for (const commit of githubEvent["commits"]) {
tweets.push(
`${commit["message"].substring(0, 240)}\nAuthor: ${commit["author"]["name"]}\n${
commit["url"]
}`
);
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 {