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//// [unionSubtypeIfEveryConstituentTypeIsSubtype.ts]
enum e {
e1,
e2
}
// A union type U is a subtype of a type T if each type in U is a subtype of T
interface I {
[x: string]: any;
foo: string | number; // ok
foo2: e | number; // ok
}
interface I2 {
[x: string]: number;
// S is union type and each constituent type of S is a subtype of T
foo: string | number; // error string is not subtype of number
foo2: e | number; // ok e and number both subtype of number
}
interface I3 {
[x: string]: string;
foo: string | number; // error numer is not subtype of string
foo2: e | number; // error e and number both not subtype of string
}
// error cases
interface I4 {
[x: string]: boolean;
foo: string | number;
foo2: e | number;
}
interface I5 {
[x: string]: Date;
foo: string | number;
foo2: e | number;
}
interface I6 {
[x: string]: RegExp;
foo: string | number;
foo2: e | number;
}
interface I7 {
[x: string]: { bar: number };
foo: string | number;
foo2: e | number;
}
interface I8 {
[x: string]: number[];
foo: string | number;
foo2: e | number;
}
interface I9 {
[x: string]: I8;
foo: string | number;
foo2: e | number;
}
class A { foo: number; }
interface I10 {
[x: string]: A;
foo: string | number;
foo2: e | number;
}
class A2<T> { foo: T; }
interface I11 {
[x: string]: A2<number>;
foo: string | number;
foo2: e | number;
}
interface I12 {
[x: string]: (x) => number;
foo: string | number;
foo2: e | number;
}
interface I13 {
[x: string]: <T>(x: T) => T;
foo: string | number;
foo2: e | number;
}
enum E2 { A }
interface I14 {
[x: string]: E2;
foo: string | number;
foo2: e | number;
}
function f() { }
module f {
export var bar = 1;
}
interface I15 {
[x: string]: typeof f;
foo: string | number;
foo2: e | number;
}
class c { baz: string }
module c {
export var bar = 1;
}
interface I16 {
[x: string]: typeof c;
foo: string | number;
foo2: e | number;
}
interface I17<T> {
[x: string]: T;
foo: string | number;
foo2: e | number;
}
interface I19 {
[x: string]: Object;
foo: string | number;
foo2: e | number;
}
interface I20 {
[x: string]: {};
foo: string | number;
foo2: e | number;
}
//// [unionSubtypeIfEveryConstituentTypeIsSubtype.js]
var e;
(function (e) {
e[e["e1"] = 0] = "e1";
e[e["e2"] = 1] = "e2";
})(e || (e = {}));
var A = (function () {
function A() {
}
return A;
}());
var A2 = (function () {
function A2() {
}
return A2;
}());
var E2;
(function (E2) {
E2[E2["A"] = 0] = "A";
})(E2 || (E2 = {}));
function f() { }
(function (f) {
f.bar = 1;
})(f || (f = {}));
var c = (function () {
function c() {
}
return c;
}());
(function (c) {
c.bar = 1;
})(c || (c = {}));
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