filler constant
Instruction / filler words that carry no identity ("Enter your name", "Type here", "Name field").
Implementation
static const Set<String> filler = {
'a', 'an', 'the', 'your', 'my', 'our', 'enter', 'type', 'input',
'please', 'here', 'select', 'choose', 'add', 'write', 'provide', 'fill',
'field', 's', 'of', 'to', 'for', 'in', 'and', 'or', 'optional',
'required', 'mandatory', 'this', 'that', 'button', 'tap', 'click',
};