TypeScript/tests/baselines/reference/controlFlowTypeofObject.symbols
Anders Hejlsberg 5186ee3d1b
Track non-null unknown types in control flow analysis (#45575)
* Track non-null unknown types in CFA

* Add tests
2021-09-09 09:20:44 -07:00

137 lines
3.7 KiB
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=== tests/cases/conformance/controlFlow/controlFlowTypeofObject.ts ===
declare function obj(x: object): void;
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 0, 21))
function f1(x: unknown) {
>f1 : Symbol(f1, Decl(controlFlowTypeofObject.ts, 0, 38))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 2, 12))
if (!x) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 2, 12))
return;
}
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 2, 12))
obj(x);
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 2, 12))
}
}
function f2(x: unknown) {
>f2 : Symbol(f2, Decl(controlFlowTypeofObject.ts, 9, 1))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 11, 12))
if (x === null) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 11, 12))
return;
}
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 11, 12))
obj(x);
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 11, 12))
}
}
function f3(x: unknown) {
>f3 : Symbol(f3, Decl(controlFlowTypeofObject.ts, 18, 1))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 20, 12))
if (x == null) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 20, 12))
return;
}
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 20, 12))
obj(x);
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 20, 12))
}
}
function f4(x: unknown) {
>f4 : Symbol(f4, Decl(controlFlowTypeofObject.ts, 27, 1))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 29, 12))
if (x == undefined) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 29, 12))
>undefined : Symbol(undefined)
return;
}
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 29, 12))
obj(x);
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 29, 12))
}
}
function f5(x: unknown) {
>f5 : Symbol(f5, Decl(controlFlowTypeofObject.ts, 36, 1))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 38, 12))
if (!!true) {
if (!x) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 38, 12))
return;
}
}
else {
if (x === null) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 38, 12))
return;
}
}
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 38, 12))
obj(x);
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 38, 12))
}
}
function f6(x: unknown) {
>f6 : Symbol(f6, Decl(controlFlowTypeofObject.ts, 52, 1))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
if (x === null) {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
x;
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
}
else {
x;
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
obj(x);
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
}
}
if (typeof x === 'object') {
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
obj(x); // Error
>obj : Symbol(obj, Decl(controlFlowTypeofObject.ts, 0, 0))
>x : Symbol(x, Decl(controlFlowTypeofObject.ts, 54, 12))
}
}