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//// [controlFlowInOperator.ts]
const a = 'a';
const b = 'b';
const d = 'd';
type A = { [a]: number; };
type B = { [b]: string; };
declare const c: A | B;
if ('a' in c) {
c; // A
c['a']; // number;
}
if ('d' in c) {
c; // never
}
if (a in c) {
c; // A
c[a]; // number;
}
if (d in c) {
c; // never
}
//// [controlFlowInOperator.js]
var a = 'a';
var b = 'b';
var d = 'd';
if ('a' in c) {
c; // A
c['a']; // number;
}
if ('d' in c) {
c; // never
}
if (a in c) {
c; // A
c[a]; // number;
}
if (d in c) {
c; // never
}
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