npub/lib/publish/changelog.js

publishing tool for your node projects hosted on github

// Generated by CoffeeScript 1.9.1
var debug, fs, mkdirp, repeat, touch;

fs = require('fs');

mkdirp = require('mkdirp');

touch = require('touch');

debug = require('debug')('changelog');

repeat = function(pattern, count) {
  var arr, idx;
  arr = (function() {
    var i, ref, results;
    results = [];
    for (idx = i = 1, ref = count; 1 <= ref ? i <= ref : i >= ref; idx = 1 <= ref ? ++i : --i) {
      results.push(pattern);
    }
    return results;
  })();
  return arr.join('');
};

module.exports = function(dir, git) {
  var changelogPath;
  changelogPath = dir + "/CHANGELOG.md";
  return {
    build: function(version, callback) {
      var currentChangelog;
      debug("build");
      touch.sync(changelogPath);
      currentChangelog = fs.readFileSync(changelogPath);
      return git.diffSinceLastTag(function(err, commits) {
        var completeDiff;
        if (err != null) {
          return callback(err, commits);
        }
        completeDiff = [version, repeat("-", version.length), commits, currentChangelog].join("\n");
        debug("prepend addition");
        return callback(null, completeDiff);
      });
    },
    write: function(changelog, filePath) {
      mkdirp.sync('/tmp/npub');
      fs.writeFileSync(filePath, changelog, {
        flag: 'w'
      });
      return debug("wrote " + filePath);
    },
    update: function(filePath) {
      var newChangelog;
      debug("update from " + filePath);
      touch.sync(changelogPath);
      newChangelog = fs.readFileSync(filePath);
      return this.write(newChangelog, changelogPath);
    }
  };
};