File: intersectionsAndReadonlyProperties.js

package info (click to toggle)
node-typescript 5.0.4%2Bds1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 459,116 kB
  • sloc: javascript: 1,972,754; makefile: 6; sh: 1
file content (24 lines) | stat: -rw-r--r-- 608 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
//// [intersectionsAndReadonlyProperties.ts]
// readonly and non-readonly
type Intersection1 = { readonly a: number } & { a: number };
declare let i1: Intersection1;

i1.a = 2;

// getter and setter
type Intersection2 = { get a(): number } & { set a(v: number) };
declare let i2: Intersection2;

i2.a = 2;

// assignment to an all read-only property should still be disallowed
type IntersectionAllReadonly = { readonly a: number } & { get a(): number };
declare let ia: IntersectionAllReadonly;

ia.a = 2; // Error


//// [intersectionsAndReadonlyProperties.js]
i1.a = 2;
i2.a = 2;
ia.a = 2; // Error