npub/lib/prep.js

// Generated by CoffeeScript 2.0.0-beta7
void function () {
  var debug, ensureLicense, fs, getExtension, getSourceFiles, glob, log, prepend, readFile, SOURCE_FILES;
  fs = require('fs');
  glob = require('globber');
  log = require('./log');
  debug = require('debug')('license');
  SOURCE_FILES = {
    coffee: {
      startComment: '###',
      endComment: '###'
    },
    js: {
      startComment: '/*',
      endComment: '*/'
    }
  };
  module.exports = function (directory, config) {
    var files, license;
    if (null == config)
      config = {};
    license = readFile('' + directory + '/LICENSE');
    debug('has license: ' + license);
    if (!(null != license))
      return;
    files = getSourceFiles(directory, null != config.license ? config.license.exclude : void 0);
    debug('files: ' + files);
    return function (accum$) {
      var file;
      for (var i$ = 0, length$ = files.length; i$ < length$; ++i$) {
        file = files[i$];
        accum$.push(ensureLicense(file, license));
      }
      return accum$;
    }.call(this, []);
  };
  readFile = function (filePath) {
    var buffer;
    if (fs.existsSync(filePath)) {
      buffer = fs.readFileSync(filePath);
      return buffer.toString();
    }
  };
  getExtension = function (path) {
    return path.split('.').pop();
  };
  getSourceFiles = function (directory, exclude) {
    var files, options;
    if (null == exclude)
      exclude = [];
    options = {
      exclude: ['node_modules'].concat(exclude),
      recursive: true,
      includeDirectories: false
    };
    files = glob.sync(directory, options);
    files = files.map(function (file) {
      return {
        path: file,
        ext: getExtension(file)
      };
    });
    return files.filter(function (file) {
      return in$(file.ext, Object.keys(SOURCE_FILES));
    });
  };
  ensureLicense = function (file, license) {
    var cache$, endComment, newline, startComment;
    file.content = readFile(file.path);
    newline = '\n';
    cache$ = SOURCE_FILES[file.ext];
    startComment = cache$.startComment;
    endComment = cache$.endComment;
    license = startComment + newline + license + endComment + newline + newline;
    if (file.content.indexOf(license) !== 0) {
      log('' + file.path + ': adding license');
      return prepend(file, license);
    }
  };
  prepend = function (file, license) {
    var newFile, tempFilePath;
    newFile = license + file.content;
    tempFilePath = '' + file.path + '_tmp';
    fs.writeFileSync(tempFilePath, newFile);
    return fs.renameSync(tempFilePath, file.path);
  };
  function in$(member, list) {
    for (var i = 0, length = list.length; i < length; ++i)
      if (i in list && list[i] === member)
        return true;
    return false;
  }
}.call(this);