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Results tagged with typescript
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user 246716
Programming language created by Microsoft. Open source, and compiles to JavaScript.
2
votes
2
answers
342
views
Why don't variables in TypeScript implicitly infer literal typing?
Given a literal type, for instance 1 | 2, assigning a value to a variable that correctly corresponds to the literal type will fail.
interface SomeInterface {
foo: (1 | 2);
}
class SomeClass imple …
- 200k
3
votes
Accepted
Why don't variables in TypeScript implicitly infer literal typing?
From @amon's comment:
this behaviour indicates that the type checker does not inherit this info from the interface, but first type-checks the class (incl. type inference for foo) and then checks w …
- 292