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=== tests/cases/compiler/flowControlTypeGuardThenSwitch.ts ===
enum Kind {
>Kind : Symbol(Kind, Decl(flowControlTypeGuardThenSwitch.ts, 0, 0))
A,
>A : Symbol(Kind.A, Decl(flowControlTypeGuardThenSwitch.ts, 0, 11))
B,
>B : Symbol(Kind.B, Decl(flowControlTypeGuardThenSwitch.ts, 1, 6))
}
interface Base {
>Base : Symbol(Base, Decl(flowControlTypeGuardThenSwitch.ts, 3, 1))
kind: Kind;
>kind : Symbol(Base.kind, Decl(flowControlTypeGuardThenSwitch.ts, 5, 16))
>Kind : Symbol(Kind, Decl(flowControlTypeGuardThenSwitch.ts, 0, 0))
}
interface A extends Base {
>A : Symbol(A, Decl(flowControlTypeGuardThenSwitch.ts, 7, 1))
>Base : Symbol(Base, Decl(flowControlTypeGuardThenSwitch.ts, 3, 1))
kind: Kind.A;
>kind : Symbol(A.kind, Decl(flowControlTypeGuardThenSwitch.ts, 9, 26))
>Kind : Symbol(Kind, Decl(flowControlTypeGuardThenSwitch.ts, 0, 0))
>A : Symbol(Kind.A, Decl(flowControlTypeGuardThenSwitch.ts, 0, 11))
yar: any;
>yar : Symbol(A.yar, Decl(flowControlTypeGuardThenSwitch.ts, 10, 17))
}
interface B extends Base {
>B : Symbol(B, Decl(flowControlTypeGuardThenSwitch.ts, 12, 1))
>Base : Symbol(Base, Decl(flowControlTypeGuardThenSwitch.ts, 3, 1))
kind: Kind.B;
>kind : Symbol(B.kind, Decl(flowControlTypeGuardThenSwitch.ts, 14, 26))
>Kind : Symbol(Kind, Decl(flowControlTypeGuardThenSwitch.ts, 0, 0))
>B : Symbol(Kind.B, Decl(flowControlTypeGuardThenSwitch.ts, 1, 6))
gar: any;
>gar : Symbol(B.gar, Decl(flowControlTypeGuardThenSwitch.ts, 15, 17))
}
type Both = A | B;
>Both : Symbol(Both, Decl(flowControlTypeGuardThenSwitch.ts, 17, 1))
>A : Symbol(A, Decl(flowControlTypeGuardThenSwitch.ts, 7, 1))
>B : Symbol(B, Decl(flowControlTypeGuardThenSwitch.ts, 12, 1))
function isBoth(x: Base): x is Both {
>isBoth : Symbol(isBoth, Decl(flowControlTypeGuardThenSwitch.ts, 19, 18))
>x : Symbol(x, Decl(flowControlTypeGuardThenSwitch.ts, 20, 16))
>Base : Symbol(Base, Decl(flowControlTypeGuardThenSwitch.ts, 3, 1))
>x : Symbol(x, Decl(flowControlTypeGuardThenSwitch.ts, 20, 16))
>Both : Symbol(Both, Decl(flowControlTypeGuardThenSwitch.ts, 17, 1))
return true;
}
let foo: Base = undefined;
>foo : Symbol(foo, Decl(flowControlTypeGuardThenSwitch.ts, 24, 3))
>Base : Symbol(Base, Decl(flowControlTypeGuardThenSwitch.ts, 3, 1))
>undefined : Symbol(undefined)
if (isBoth(foo)) {
>isBoth : Symbol(isBoth, Decl(flowControlTypeGuardThenSwitch.ts, 19, 18))
>foo : Symbol(foo, Decl(flowControlTypeGuardThenSwitch.ts, 24, 3))
switch (foo.kind) {
>foo.kind : Symbol(kind, Decl(flowControlTypeGuardThenSwitch.ts, 9, 26), Decl(flowControlTypeGuardThenSwitch.ts, 14, 26))
>foo : Symbol(foo, Decl(flowControlTypeGuardThenSwitch.ts, 24, 3))
>kind : Symbol(kind, Decl(flowControlTypeGuardThenSwitch.ts, 9, 26), Decl(flowControlTypeGuardThenSwitch.ts, 14, 26))
case Kind.A:
>Kind.A : Symbol(Kind.A, Decl(flowControlTypeGuardThenSwitch.ts, 0, 11))
>Kind : Symbol(Kind, Decl(flowControlTypeGuardThenSwitch.ts, 0, 0))
>A : Symbol(Kind.A, Decl(flowControlTypeGuardThenSwitch.ts, 0, 11))
const myA: A = foo; // Should not be an error
>myA : Symbol(myA, Decl(flowControlTypeGuardThenSwitch.ts, 28, 17))
>A : Symbol(A, Decl(flowControlTypeGuardThenSwitch.ts, 7, 1))
>foo : Symbol(foo, Decl(flowControlTypeGuardThenSwitch.ts, 24, 3))
break;
case Kind.B:
>Kind.B : Symbol(Kind.B, Decl(flowControlTypeGuardThenSwitch.ts, 1, 6))
>Kind : Symbol(Kind, Decl(flowControlTypeGuardThenSwitch.ts, 0, 0))
>B : Symbol(Kind.B, Decl(flowControlTypeGuardThenSwitch.ts, 1, 6))
const myB: B = foo;
>myB : Symbol(myB, Decl(flowControlTypeGuardThenSwitch.ts, 31, 17))
>B : Symbol(B, Decl(flowControlTypeGuardThenSwitch.ts, 12, 1))
>foo : Symbol(foo, Decl(flowControlTypeGuardThenSwitch.ts, 24, 3))
break;
}
}
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