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tests/cases/conformance/es2021/logicalAssignment/logicalAssignment5.ts(13,5): error TS2722: Cannot invoke an object which is possibly 'undefined'.
tests/cases/conformance/es2021/logicalAssignment/logicalAssignment5.ts(17,12): error TS18048: 'f' is possibly 'undefined'.
tests/cases/conformance/es2021/logicalAssignment/logicalAssignment5.ts(22,12): error TS18048: 'f' is possibly 'undefined'.
tests/cases/conformance/es2021/logicalAssignment/logicalAssignment5.ts(28,5): error TS2722: Cannot invoke an object which is possibly 'undefined'.
==== tests/cases/conformance/es2021/logicalAssignment/logicalAssignment5.ts (4 errors) ====
function foo1 (f?: (a: number) => void) {
f ??= (a => a)
f(42)
}
function foo2 (f?: (a: number) => void) {
f ||= (a => a)
f(42)
}
function foo3 (f?: (a: number) => void) {
f &&= (a => a)
f(42)
~
!!! error TS2722: Cannot invoke an object which is possibly 'undefined'.
}
function bar1 (f?: (a: number) => void) {
f ??= (f.toString(), (a => a))
~
!!! error TS18048: 'f' is possibly 'undefined'.
f(42)
}
function bar2 (f?: (a: number) => void) {
f ||= (f.toString(), (a => a))
~
!!! error TS18048: 'f' is possibly 'undefined'.
f(42)
}
function bar3 (f?: (a: number) => void) {
f &&= (f.toString(), (a => a))
f(42)
~
!!! error TS2722: Cannot invoke an object which is possibly 'undefined'.
}
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