in tools/PasswordRulesParser.js [267:277]
function _indexOfNonWhitespaceCharacter(input, position = 0)
{
console.assert(position >= 0);
console.assert(position <= input.length);
let length = input.length;
while (position < length && _isASCIIWhitespace(input[position]))
++position;
return position;
}