src/TaxReturn.ts

   1 import Form from './Form';
   2 import { Person, Relation } from './Person';
   3
   4 export default class TaxReturn {
   5   private _year: number;
   6   private _people: Person[] = [];
   7   private _forms: Form[] = [];
   8
   9   constructor(year: number) {
  10     this._year = year;
  11   }
  12
  13   get year(): number {
  14     return this._year;
  15   }
  16
  17   addPerson(person: Person) {
  18     if (person.relation == Relation.Dependent) {
  19       throw new UnsupportedFeatureError('Dependents are not supported');
  20     }
  21     if (person.relation == Relation.Self || person.relation == Relation.Spouse) {
  22       const others = this._people.filter(p => p.relation == person.relation);
  23       if (others.length > 0) {
  24         throw new InconsistencyError('Cannot have more than one Self or Spouse');
  25       }
  26     }
  27     this._people.push(person);
  28   }
  29
  30   getPerson(name: RegExp | string): Person {
  31     const people = this._people.filter(p => p.name.search(name) !== -1);
  32     if (people.length != 1) {
  33       throw new Error(`Person ${name} not found or too imprecise`);
  34     }
  35     return people[0];
  36   }
  37
  38   addForm(form: Form) {
  39   }
  40 };
  41
  42 export class InconsistencyError extends Error {
  43 };
  44
  45 export class UnsupportedFeatureError extends Error {
  46 };