Microsoft/TypeScript
No error for undeclared #private property in `.js` files
Aberta
#35.962 aberto em 2 de jan. de 2020
BugDomain: JavaScriptEffort: ModerateHelp Wanted
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Description
class Thing {
/**
* @param prop {string}
*/
constructor(prop) {
this.#prop = prop;
}
}
This class assigns to #prop, but it's an error to use #prop without declaring it.
This is reported as a SyntaxError, so this should report an error even outside of checkJs.