Fixup text typed by dumb italian people

textnazi.js

/*jshint node:true, esnext:true */
'use strict';


module.exports.police = function (text) {
  if (!text) { return ''; }
  
  text = text.replace(/(\s| )+/g, ' '); // compact multiple places
  text = text.replace(/e'\s+/g, 'è '); // apos -> accent
  text = text.replace(/o'\s+/g, 'ò ');
  text = text.replace(/a'\s+/g, 'à ');
  text = text.replace(/chè\s+/g, 'ché '); // grave accent on words ending in "che"
  text = text.replace(/\s*'(.*)'\s*/g, ' «$1» '); // 'foo' -> «foo»
  text = text.replace(/\s*"(.*)"\s*/g, ' «$1» '); // "foo" -> «foo»
  text = text.replace(/\s*"(.*)"\s*/g, ' «$1» ');  // "foo" -> «foo»
  text = text.replace(/\s*(,|\.|;|:|\.\.\.)\s*/g, '$1 '); // remove spaces before punctuation, add a space after
  text = text.trim(); // trim spaces at end
  text[0] = text[0].toUpperCase(); // uppercase first character
  text = text.replace(/\.\s*(\w)/, function (match, p1) { return '. ' + p1.toUpperCase(); }); // uppercase after dot
    
  return text;
};