gulp-conventional-changelog

gulp-conventional-changelog.js

var gulp = require('gulp');
var conventionalChangelog = require('conventional-changelog');
var source = require('vinyl-source-stream');
var buffer = require('vinyl-buffer');
var addsrc = require('gulp-add-src');
var concat = require('gulp-concat');

/**
 * Creates a `changelog` task, that will process all commits from the latest tag
 * and generates a CHANGELOG.md file by appending the old contents to it.
 */
gulp.task('changelog', function () {
  return conventionalChangelog({
    preset: 'angular'
  })
    .pipe(source('.'))
    .pipe(buffer())
    .pipe(addsrc.append('CHANGELOG.md'))
    .pipe(concat('CHANGELOG.md'))
    .pipe(gulp.dest('.'));
});