@lmc-eu/conventional-changelog-lmc/src/bump-opts.js

conventional-changelog LMC parser and writer

const parserOpts = require('./parser-opts');

module.exports = {
  parserOpts,

  whatBump: (commits) => {
    let level = 2;
    let breakings = 0;
    let features = 0;

    commits.forEach((commit) => {
      if (commit.notes.length > 0) {
        breakings += commit.notes.length;
        level = 0;
      } else if (commit.type === 'BREAKING CHANGE' || commit.type === 'BREAKING CHANGES') {
        breakings += 1;
        level = 0;
      } else if (commit.type === 'Feat') {
        features += 1;
        if (level === 2) {
          level = 1;
        }
      }
    });

    return {
      level,
      reason:
        breakings === 1
          ? `There are ${breakings} BREAKING CHANGE and ${features} features`
          : `There are ${breakings} BREAKING CHANGES and ${features} features`,
    };
  },
};