@cocalc/project/dist/common.js

CoCalc: project daemon

// Generated by CoffeeScript 2.5.1
(function() {
  //########################################################################
  // This file is part of CoCalc: Copyright © 2020 Sagemath, Inc.
  // License: AGPLv3 s.t. "Commons Clause" – see LICENSE.md for details
  //########################################################################
  var MAX_FILE_SIZE, fs, kucalc, misc, winston;

  fs = require('fs');

  misc = require('@cocalc/util/misc');

  kucalc = require('./kucalc');

  winston = require('./logger').getLogger('common');

  // We make it an error for a client to try to edit a file larger than MAX_FILE_SIZE.
  // I decided on this, because attempts to open a much larger file leads
  // to disaster.  Opening a 10MB file works but is a just a little slow.
  MAX_FILE_SIZE = 10000000; // 10MB

  exports.check_file_size = function(size) {
    var e;
    if ((size != null) && size > MAX_FILE_SIZE) {
      e = `Attempt to open large file of size ${Math.round(size / 1000000)}MB; the maximum allowed size is ${Math.round(MAX_FILE_SIZE / 1000000)}MB. Use vim, emacs, or pico from a terminal instead.`;
      winston.debug(e);
      return e;
    }
  };

  exports.json = function(out) {
    return misc.trunc(misc.to_json(out), 500);
  };

}).call(this);

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