1/**
 2 * Helper classes for use in [].reduce(...).
 3 */
 4import { Complex } from "../models/common/Types";
 5
 6export class Reducers {
 7  /**
 8   * Find max of numbers when reducing.
 9   * @param first - number.
10   * @param second - number.
11   */
12  static max(first: number, second: number) {
13    return Math.max(first, second);
14  }
15
16  /**
17   * Find min of numbers when reducing.
18   * @param first - number.
19   * @param second - number.
20   */
21  static min(first: number, second: number) {
22    return Math.min(first, second);
23  }
24
25  /**
26   * Adds two numbers values together as per the + operator.
27   *
28   * @param first - first value.
29   * @param second - second value.
30   */
31  static sum(first: number, second: number) {
32    return first + second;
33  }
34
35  /**
36   * Multiplies two number values together as per the * operator
37   * @param first - first value
38   * @param second - second value
39   */
40  static product(first: number, second: number) {
41    return first * second;
42  }
43
44  /**
45   * Performs logical && operation on two booleans.
46   * @param first - first value.
47   * @param second - second value.
48   */
49  static logicalAnd(first: boolean, second: boolean) {
50    return first && second;
51  }
52
53  /**
54   * Performs logical || operation on two booleans.
55   * @param first - first value.
56   * @param second - second value.
57   */
58  static logicalOr(first: boolean, second: boolean) {
59    return first || second;
60  }
61
62  /**
63   * Performs logical exclusive or operation on two booleans.
64   * @param first - first value.
65   * @param second - second value.
66   */
67  static logicalXOr(first: boolean, second: boolean) {
68    return (first && !second) || (!first && second);
69  }
70
71  /**
72   * Joins the first and second arrays.
73   * @param first - first array.
74   * @param second - second array.
75   */
76  static join(first: Array<Complex>, second: Array<Complex>) {
77    return [].concat(...first, ...second);
78  }
79}