Function assert

shared/assert.ts:69–73

(c: unknown, message?: string, ...extra_info: any[])

}

export function assert(c: unknown, message?: string, ...extra_info: any[]): asserts c {
    if (!c) {
        fail('Assertion failed', message, extra_info);
    }
}

export function unwrap<T>(x: T | undefined | null, message?: string, ...extra_info: any[]): T {
    if (x === undefined || x === null) {