1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
tests/cases/conformance/types/any/narrowExceptionVariableInCatchClause.ts(11,17): error TS2339: Property 'doPanic' does not exist on type '{ type: "foo"; dontPanic(): any; }'.
tests/cases/conformance/types/any/narrowExceptionVariableInCatchClause.ts(16,17): error TS2339: Property 'massage' does not exist on type 'Error'.
==== tests/cases/conformance/types/any/narrowExceptionVariableInCatchClause.ts (2 errors) ====
declare function isFooError(x: any): x is { type: 'foo'; dontPanic(); };
function tryCatch() {
try {
// do stuff...
}
catch (err) { // err is implicitly 'any' and cannot be annotated
if (isFooError(err)) {
err.dontPanic(); // OK
err.doPanic(); // ERROR: Property 'doPanic' does not exist on type '{...}'
~~~~~~~
!!! error TS2339: Property 'doPanic' does not exist on type '{ type: "foo"; dontPanic(): any; }'.
}
else if (err instanceof Error) {
err.message;
err.massage; // ERROR: Property 'massage' does not exist on type 'Error'
~~~~~~~
!!! error TS2339: Property 'massage' does not exist on type 'Error'.
}
else {
throw err;
}
}
}
|
