typedoc
Version:
Create api documentation for TypeScript projects.
23 lines (22 loc) • 662 B
JavaScript
/**
* Utility to help type checking ensure that there is no uncovered case.
*/
export function assertNever(x) {
throw new Error(`Expected handling to cover all possible cases, but it didn't cover: ${JSON.stringify(x)}`);
}
export function assert(x, message = "Assertion failed") {
if (!x) {
// eslint-disable-next-line no-debugger
debugger;
throw new Error(message);
}
}
export function NonEnumerable(_cls, context) {
context.addInitializer(function () {
Object.defineProperty(this, context.name, {
enumerable: false,
configurable: true,
writable: true,
});
});
}