dist/async-iterable/operators.js
/** Take only the last N items in an iterable sequence */
Take only the last N items in an iterable sequence
Take only the last N items in an iterable sequence
function takeLast(count) {
    return function (iterable) {
        return __asyncGenerator(this, arguments, function* () {
            var e_10, _a;
            const buffer = [];
            try {
                for (var iterable_8 = __asyncValues(iterable), iterable_8_1; iterable_8_1 = yield __await(iterable_8.next()), !iterable_8_1.done;) {
                    const item = iterable_8_1.value;
                    buffer.push(item);
                    if (buffer.length > count) {
                        buffer.shift();
                    }
                }
            }
            catch (e_10_1) { e_10 = { error: e_10_1 }; }
            finally {
                try {
                    if (iterable_8_1 && !iterable_8_1.done && (_a = iterable_8.return)) yield __await(_a.call(iterable_8));
                }
                finally { if (e_10) throw e_10.error; }
            }
            return yield __await(yield __await(yield* __asyncDelegator(__asyncValues(buffer))));
        });
    };
}
function takeLast ( count ) { return function ( iterable ) { return __asyncGenerator ( this , arguments , function * ( ) { var e_10 , _a ; const buffer = [ ] ; try { for ( var iterable_8 = __asyncValues ( iterable ) , iterable_8_1 ; iterable_8_1 = yield __await ( iterable_8 . next ( ) ) , ! iterable_8_1 . done ; ) { const item = iterable_8_1 . value ; buffer . push ( item ) ; if ( buffer . length > count ) { buffer . shift ( ) ; } } } catch ( e_10_1 ) { e_10 = { error : e_10_1 } ; } finally { try { if ( iterable_8_1 && ! iterable_8_1 . done && ( _a = iterable_8 . return ) ) yield __await ( _a . call ( iterable_8 ) ) ; } finally { if ( e_10 ) throw e_10 . error ; } } return yield __await ( yield __await ( yield * __asyncDelegator ( __asyncValues ( buffer ) ) ) ) ; } ) ; } ; }
Take only the last N items in an iterable sequence
Take only the last N items in an iterable sequence