/**
* @ license
* Copyright 2024 Google Inc .
* SPDX - License - Identifier : Apache - 2 . 0
*/
import type {ElementHandle, JSHandle} from 'puppeteer' ;
import {expectNotAssignable, expectNotType, expectType} from 'tsd' ;
declare const handle: JSHandle;
{
expectType<unknown>(await handle.evaluate('document' ));
expectType<number>(
await handle.evaluate(() => {
return 1 ;
}),
);
expectType<HTMLElement>(
await handle.evaluate(() => {
return document.body;
}),
);
expectType<string>(
await handle.evaluate(() => {
return '' ;
}),
);
expectType<string>(
await handle.evaluate((value, str) => {
expectNotAssignable<never>(value);
expectType<string>(str);
return '' ;
}, '' ),
);
}
{
expectType<JSHandle>(await handle.evaluateHandle('document' ));
expectType<JSHandle<number>>(
await handle.evaluateHandle(() => {
return 1 ;
}),
);
expectType<JSHandle<string>>(
await handle.evaluateHandle(() => {
return '' ;
}),
);
expectType<JSHandle<string>>(
await handle.evaluateHandle((value, str) => {
expectNotAssignable<never>(value);
expectType<string>(str);
return '' ;
}, '' ),
);
expectType<ElementHandle<HTMLElement>>(
await handle.evaluateHandle(() => {
return document.body;
}),
);
}
declare const handle2: JSHandle<{test: number}>;
{
{
expectType<JSHandle<number>>(await handle2.getProperty('test' ));
expectNotType<JSHandle<unknown>>(await handle2.getProperty('test' ));
}
{
expectType<JSHandle<unknown>>(
await handle2.getProperty('key-doesnt-exist' ),
);
expectNotType<JSHandle<string>>(
await handle2.getProperty('key-doesnt-exist' ),
);
expectNotType<JSHandle<number>>(
await handle2.getProperty('key-doesnt-exist' ),
);
}
}
{
void handle.evaluate((value, other) => {
expectType<unknown>(value);
expectType<{test: number}>(other);
}, handle2);
}
Messung V0.5 in Prozent C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
¤
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