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tests/cases/compiler/controlFlowNoImplicitAny.ts(101,9): error TS7034: Variable 'x' implicitly has type 'any' in some locations where its type cannot be determined.
tests/cases/compiler/controlFlowNoImplicitAny.ts(110,19): error TS7005: Variable 'x' implicitly has an 'any' type.
tests/cases/compiler/controlFlowNoImplicitAny.ts(116,9): error TS7034: Variable 'x' implicitly has type 'any' in some locations where its type cannot be determined.
tests/cases/compiler/controlFlowNoImplicitAny.ts(125,19): error TS7005: Variable 'x' implicitly has an 'any' type.
==== tests/cases/compiler/controlFlowNoImplicitAny.ts (4 errors) ====
declare let cond: boolean;
// CFA for 'let' with no type annotation and initializer
function f1() {
let x;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | undefined
}
// CFA for 'let' with no type annotation and 'undefined' initializer
function f2() {
let x = undefined;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | undefined
}
// CFA for 'let' with no type annotation and 'null' initializer
function f3() {
let x = null;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | null
}
// No CFA for 'let' with with type annotation
function f4() {
let x: any;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // any
}
// CFA for 'var' with no type annotation and initializer
function f5() {
var x;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | undefined
}
// CFA for 'var' with no type annotation and 'undefined' initializer
function f6() {
var x = undefined;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | undefined
}
// CFA for 'var' with no type annotation and 'null' initializer
function f7() {
var x = null;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | null
}
// No CFA for 'var' with with type annotation
function f8() {
var x: any;
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // any
}
// No CFA for captured outer variables
function f9() {
let x;
~
!!! error TS7034: Variable 'x' implicitly has type 'any' in some locations where its type cannot be determined.
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | undefined
function f() {
const z = x; // any
~
!!! error TS7005: Variable 'x' implicitly has an 'any' type.
}
}
// No CFA for captured outer variables
function f10() {
let x;
~
!!! error TS7034: Variable 'x' implicitly has type 'any' in some locations where its type cannot be determined.
if (cond) {
x = 1;
}
if (cond) {
x = "hello";
}
const y = x; // string | number | undefined
const f = () => {
const z = x; // any
~
!!! error TS7005: Variable 'x' implicitly has an 'any' type.
};
}
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