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1 | 1 | === tests/cases/compiler/narrowedConstInMethod.ts === |
| 2 | +// Fixes #10501, possibly null 'x' |
2 | 3 | function f() { |
3 | 4 | >f : Symbol(f, Decl(narrowedConstInMethod.ts, 0, 0)) |
4 | 5 |
|
5 | 6 | const x: string | null = <any>{}; |
6 | | ->x : Symbol(x, Decl(narrowedConstInMethod.ts, 1, 9)) |
| 7 | +>x : Symbol(x, Decl(narrowedConstInMethod.ts, 2, 9)) |
7 | 8 |
|
8 | 9 | if (x !== null) { |
9 | | ->x : Symbol(x, Decl(narrowedConstInMethod.ts, 1, 9)) |
| 10 | +>x : Symbol(x, Decl(narrowedConstInMethod.ts, 2, 9)) |
10 | 11 |
|
11 | 12 | return { |
12 | | - bar() { return x.length; } // Error: possibly null x |
13 | | ->bar : Symbol(bar, Decl(narrowedConstInMethod.ts, 3, 16)) |
| 13 | + bar() { return x.length; } // ok |
| 14 | +>bar : Symbol(bar, Decl(narrowedConstInMethod.ts, 4, 16)) |
14 | 15 | >x.length : Symbol(String.length, Decl(lib.d.ts, --, --)) |
15 | | ->x : Symbol(x, Decl(narrowedConstInMethod.ts, 1, 9)) |
| 16 | +>x : Symbol(x, Decl(narrowedConstInMethod.ts, 2, 9)) |
16 | 17 | >length : Symbol(String.length, Decl(lib.d.ts, --, --)) |
17 | 18 |
|
18 | 19 | }; |
19 | 20 | } |
20 | 21 | } |
21 | 22 |
|
22 | 23 | function f2() { |
23 | | ->f2 : Symbol(f2, Decl(narrowedConstInMethod.ts, 7, 1)) |
| 24 | +>f2 : Symbol(f2, Decl(narrowedConstInMethod.ts, 8, 1)) |
24 | 25 |
|
25 | 26 | const x: string | null = <any>{}; |
26 | | ->x : Symbol(x, Decl(narrowedConstInMethod.ts, 10, 9)) |
| 27 | +>x : Symbol(x, Decl(narrowedConstInMethod.ts, 11, 9)) |
27 | 28 |
|
28 | 29 | if (x !== null) { |
29 | | ->x : Symbol(x, Decl(narrowedConstInMethod.ts, 10, 9)) |
| 30 | +>x : Symbol(x, Decl(narrowedConstInMethod.ts, 11, 9)) |
30 | 31 |
|
31 | 32 | return class { |
32 | | - bar() { return x.length; } // Error: possibly null x |
33 | | ->bar : Symbol((Anonymous class).bar, Decl(narrowedConstInMethod.ts, 12, 22)) |
| 33 | + bar() { return x.length; } // ok |
| 34 | +>bar : Symbol((Anonymous class).bar, Decl(narrowedConstInMethod.ts, 13, 22)) |
34 | 35 | >x.length : Symbol(String.length, Decl(lib.d.ts, --, --)) |
35 | | ->x : Symbol(x, Decl(narrowedConstInMethod.ts, 10, 9)) |
| 36 | +>x : Symbol(x, Decl(narrowedConstInMethod.ts, 11, 9)) |
36 | 37 | >length : Symbol(String.length, Decl(lib.d.ts, --, --)) |
37 | 38 |
|
38 | 39 | }; |
39 | 40 | } |
40 | 41 | } |
| 42 | + |
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