Set company abbreviation filtering out non-important words like in, and, or, etc.

set-company-abbreviation.js

function diff(a, b) {
  var result = [];
  for (var i = 0; i < a.length; i++) {
    if (b.indexOf(a[i]) === -1) {
      result.push(a[i]);
    }
  }
  return result;
}

var ignoredWords = ['', 'in', 'and', 'the', 'to', 'of', 'for', 'is', 'inc', 'corp', 'ltd', 'co'];

// Create abbreviation that has the correct characters and filtered words
function setAbbrev(companyVar){
  var companyName = execution.getVariable(companyVar);
  var companyAbbr = '';

  companyName = diff(companyName.trim().toLowerCase().replace(/[^a-z0-9 ]/g, ' ').split(' '), ignoredWords);

  if (companyName.length > 1) {
    for (var i = 0; i < companyName.length; i += 1) {
      companyAbbr += companyName[i].charAt(0).toUpperCase();
      companyAbbr = companyAbbr.substring(0, 4);
    }
  } else {
    companyAbbr = companyName[0].substring(0, 4).toUpperCase();
  }
  
  return companyAbbr;
}

// Make sure to pass the OnTask variable name as a string
// because the setAbbv function gets the variable from execution
var companyAbbreviation = setAbbrev('Company_Name');
execution.setVariable('Company_Abbreviation', companyAbbreviation);