[commit-msg] #deno validation for #lefthook

.lefthook.commit.ts

#!/usr/bin/env -S deno run --allow-read

/**
 * @file .lefthook.commit.ts
 * @description This script validates commit messages based on a specific format.
 * @author Lynsei H
 * @usage  deno run -A ./src/.lefthook.commit.ts "feature/story_89: This is cool!"
 * @returns true if commit is invalid, otherwise false
 */
const VALID_TYPES = [
  "feature", "task", "bug", "patch", "spike",
  "docs", "fmt", "enhancement", "series", "epic"
];

const COMMIT_MSG_FILE = Deno.args[0] || ".git/COMMIT_EDITMSG";


  const message = Deno.args[0].trim();

  const regex = /^([a-z]+)\/story_(\d+):\s.+$/;
  const match = message.match(regex);

  let err = 'false'; // Declare err outside the blocks
  if (match) {
    const [_, type] = match;
    if (!VALID_TYPES.includes(type)) {
      err = 'true';
    }
  } else {
    err = 'true';
  }

  // All validations passed
  console.log(err);
  Deno.exit(0);