2022-06-27 08:57:31 +00:00
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import {expectNotType, expectType} from 'tsd';
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2023-09-26 16:24:24 +00:00
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import type {ElementHandle} from 'puppeteer';
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2023-09-21 20:22:38 +00:00
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2022-06-27 08:57:31 +00:00
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declare const handle: ElementHandle;
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{
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{
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feat(puppeteer-core): Infer element type from complex selector (#9253)
**What kind of change does this PR introduce?**
Better type inference.
**Did you add tests for your changes?**
~Not yet.~ Yes.
**If relevant, did you update the documentation?**
Not yet.
**Summary**
<!-- Explain the **motivation** for making this change. What existing
problem does the pull request solve? -->
<!-- Try to link to an open issue for more information. -->
Currently methods that return an element handle, i.e. `.$`,
`.waitForSelector` attempt to infer the node element type from the
selector string. However, this only works when the selector is an exact
match of the element tag, i.e. a selector `"a"` would be inferred as
`HTMLAnchorElement` . And not when the selector is complex, i.e.
selectors `"a#some-id"`, `div > a`, `a:nth-child(2)` would all fallback
on `Element`.
This is due to simply looking up the the selector in
`HTMLElementTagNameMap` and `SVGElementTagNameMap` without any attempt
to parse the selector string.
This PR is an attempt to do so.
**Does this PR introduce a breaking change?**
<!-- If this PR introduces a breaking change, please describe the impact
and a migration path for existing applications. -->
This could break existing incorrect assertions using the `as` keyword.
**Other information**
~This PR introduces a dependency on the `type-fest` package.~
This PR is far from complete (no tests, no docs). Put out early for
feedback and discussion.
Co-authored-by: Alex Rudenko <OrKoN@users.noreply.github.com>
2022-11-23 09:59:23 +00:00
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(await handle.$('a'));
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expectNotType<ElementHandle<Element> | null>(await handle.$('a'));
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('a#id')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('a#id'));
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('a.class')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('a.class'));
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('a[attr=value]')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('a[attr=value]')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('a:psuedo-class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('a:pseudo-class')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('a:func(arg)')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('a:func(arg)')
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);
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}
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2022-06-27 08:57:31 +00:00
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}
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{
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feat(puppeteer-core): Infer element type from complex selector (#9253)
**What kind of change does this PR introduce?**
Better type inference.
**Did you add tests for your changes?**
~Not yet.~ Yes.
**If relevant, did you update the documentation?**
Not yet.
**Summary**
<!-- Explain the **motivation** for making this change. What existing
problem does the pull request solve? -->
<!-- Try to link to an open issue for more information. -->
Currently methods that return an element handle, i.e. `.$`,
`.waitForSelector` attempt to infer the node element type from the
selector string. However, this only works when the selector is an exact
match of the element tag, i.e. a selector `"a"` would be inferred as
`HTMLAnchorElement` . And not when the selector is complex, i.e.
selectors `"a#some-id"`, `div > a`, `a:nth-child(2)` would all fallback
on `Element`.
This is due to simply looking up the the selector in
`HTMLElementTagNameMap` and `SVGElementTagNameMap` without any attempt
to parse the selector string.
This PR is an attempt to do so.
**Does this PR introduce a breaking change?**
<!-- If this PR introduces a breaking change, please describe the impact
and a migration path for existing applications. -->
This could break existing incorrect assertions using the `as` keyword.
**Other information**
~This PR introduces a dependency on the `type-fest` package.~
This PR is far from complete (no tests, no docs). Put out early for
feedback and discussion.
Co-authored-by: Alex Rudenko <OrKoN@users.noreply.github.com>
2022-11-23 09:59:23 +00:00
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{
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expectType<ElementHandle<HTMLDivElement> | null>(await handle.$('div'));
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expectNotType<ElementHandle<Element> | null>(await handle.$('div'));
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div#id')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('div#id'));
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div.class')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('div.class'));
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div[attr=value]')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div[attr=value]')
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);
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div:psuedo-class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div:pseudo-class')
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);
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div:func(arg)')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div:func(arg)')
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);
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}
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2022-06-27 08:57:31 +00:00
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}
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{
|
feat(puppeteer-core): Infer element type from complex selector (#9253)
**What kind of change does this PR introduce?**
Better type inference.
**Did you add tests for your changes?**
~Not yet.~ Yes.
**If relevant, did you update the documentation?**
Not yet.
**Summary**
<!-- Explain the **motivation** for making this change. What existing
problem does the pull request solve? -->
<!-- Try to link to an open issue for more information. -->
Currently methods that return an element handle, i.e. `.$`,
`.waitForSelector` attempt to infer the node element type from the
selector string. However, this only works when the selector is an exact
match of the element tag, i.e. a selector `"a"` would be inferred as
`HTMLAnchorElement` . And not when the selector is complex, i.e.
selectors `"a#some-id"`, `div > a`, `a:nth-child(2)` would all fallback
on `Element`.
This is due to simply looking up the the selector in
`HTMLElementTagNameMap` and `SVGElementTagNameMap` without any attempt
to parse the selector string.
This PR is an attempt to do so.
**Does this PR introduce a breaking change?**
<!-- If this PR introduces a breaking change, please describe the impact
and a migration path for existing applications. -->
This could break existing incorrect assertions using the `as` keyword.
**Other information**
~This PR introduces a dependency on the `type-fest` package.~
This PR is far from complete (no tests, no docs). Put out early for
feedback and discussion.
Co-authored-by: Alex Rudenko <OrKoN@users.noreply.github.com>
2022-11-23 09:59:23 +00:00
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{
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expectType<ElementHandle<Element> | null>(await handle.$('some-custom'));
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('some-custom#id')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('some-custom.class')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('some-custom[attr=value]')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('some-custom:pseudo-class')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('some-custom:func(arg)')
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);
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}
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}
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{
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{
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expectType<ElementHandle<Element> | null>(await handle.$(''));
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}
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{
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expectType<ElementHandle<Element> | null>(await handle.$('#id'));
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}
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{
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expectType<ElementHandle<Element> | null>(await handle.$('.class'));
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}
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{
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expectType<ElementHandle<Element> | null>(await handle.$('[attr=value]'));
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$(':pseudo-class')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(await handle.$(':func(arg)'));
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}
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}
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{
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('div > a'));
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a#id')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a#id')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a.class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a.class')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a[attr=value]')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a[attr=value]')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a:psuedo-class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a:pseudo-class')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a:func(arg)')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a:func(arg)')
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);
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}
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}
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{
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div > div')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('div > div'));
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div > div#id')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > div#id')
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);
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div > div.class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > div.class')
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);
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div > div[attr=value]')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > div[attr=value]')
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);
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div > div:psuedo-class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > div:pseudo-class')
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);
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}
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{
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expectType<ElementHandle<HTMLDivElement> | null>(
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await handle.$('div > div:func(arg)')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > div:func(arg)')
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);
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}
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}
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{
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > some-custom')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > some-custom#id')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > some-custom.class')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > some-custom[attr=value]')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > some-custom:pseudo-class')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > some-custom:func(arg)')
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);
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}
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}
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{
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{
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expectType<ElementHandle<Element> | null>(await handle.$('div > #id'));
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}
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{
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expectType<ElementHandle<Element> | null>(await handle.$('div > .class'));
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > [attr=value]')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > :pseudo-class')
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);
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}
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{
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expectType<ElementHandle<Element> | null>(
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await handle.$('div > :func(arg)')
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);
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}
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}
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{
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a')
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);
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expectNotType<ElementHandle<Element> | null>(await handle.$('div > a'));
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a#id')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a#id')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a.class')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a.class')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a[attr=value]')
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);
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expectNotType<ElementHandle<Element> | null>(
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await handle.$('div > a[attr=value]')
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);
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}
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{
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expectType<ElementHandle<HTMLAnchorElement> | null>(
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await handle.$('div > a:psuedo-class')
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);
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expectNotType<ElementHandle<Element> | null>(
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|
|
await handle.$('div > a:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLAnchorElement> | null>(
|
|
|
|
await handle.$('div > a:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > a:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.$('div > div')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(await handle.$('div > div'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.$('div > div#id')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > div#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.$('div > div.class')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > div.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.$('div > div[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > div[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.$('div > div:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > div:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.$('div > div:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > div:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > some-custom')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > some-custom#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > some-custom.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > some-custom[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > some-custom:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > some-custom:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(await handle.$('div > #id'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(await handle.$('div > .class'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > [attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > :pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.$('div > :func(arg)')
|
|
|
|
);
|
|
|
|
}
|
2022-06-27 08:57:31 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
{
|
feat(puppeteer-core): Infer element type from complex selector (#9253)
**What kind of change does this PR introduce?**
Better type inference.
**Did you add tests for your changes?**
~Not yet.~ Yes.
**If relevant, did you update the documentation?**
Not yet.
**Summary**
<!-- Explain the **motivation** for making this change. What existing
problem does the pull request solve? -->
<!-- Try to link to an open issue for more information. -->
Currently methods that return an element handle, i.e. `.$`,
`.waitForSelector` attempt to infer the node element type from the
selector string. However, this only works when the selector is an exact
match of the element tag, i.e. a selector `"a"` would be inferred as
`HTMLAnchorElement` . And not when the selector is complex, i.e.
selectors `"a#some-id"`, `div > a`, `a:nth-child(2)` would all fallback
on `Element`.
This is due to simply looking up the the selector in
`HTMLElementTagNameMap` and `SVGElementTagNameMap` without any attempt
to parse the selector string.
This PR is an attempt to do so.
**Does this PR introduce a breaking change?**
<!-- If this PR introduces a breaking change, please describe the impact
and a migration path for existing applications. -->
This could break existing incorrect assertions using the `as` keyword.
**Other information**
~This PR introduces a dependency on the `type-fest` package.~
This PR is far from complete (no tests, no docs). Put out early for
feedback and discussion.
Co-authored-by: Alex Rudenko <OrKoN@users.noreply.github.com>
2022-11-23 09:59:23 +00:00
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(await handle.$$('a'));
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('a'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('a#id')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('a#id'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('a.class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('a.class'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('a[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('a[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('a:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('a:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('a:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('a:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(await handle.$$('div'));
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('div'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div#id')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('div#id'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div.class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$('some-custom'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('some-custom#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('some-custom.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('some-custom[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('some-custom:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('some-custom:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$(''));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$('#id'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$('.class'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$(':pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$(':func(arg)'));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('div > a'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a#id')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a.class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div#id')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div.class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$('div > #id'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > .class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > [attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > :pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > :func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(await handle.$$('div > a'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a#id')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a.class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLAnchorElement>>>(
|
|
|
|
await handle.$$('div > a:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > a:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div#id')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div.class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div[attr=value]')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div:psuedo-class')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<HTMLDivElement>>>(
|
|
|
|
await handle.$$('div > div:func(arg)')
|
|
|
|
);
|
|
|
|
expectNotType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > div:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
2022-06-27 08:57:31 +00:00
|
|
|
}
|
|
|
|
{
|
feat(puppeteer-core): Infer element type from complex selector (#9253)
**What kind of change does this PR introduce?**
Better type inference.
**Did you add tests for your changes?**
~Not yet.~ Yes.
**If relevant, did you update the documentation?**
Not yet.
**Summary**
<!-- Explain the **motivation** for making this change. What existing
problem does the pull request solve? -->
<!-- Try to link to an open issue for more information. -->
Currently methods that return an element handle, i.e. `.$`,
`.waitForSelector` attempt to infer the node element type from the
selector string. However, this only works when the selector is an exact
match of the element tag, i.e. a selector `"a"` would be inferred as
`HTMLAnchorElement` . And not when the selector is complex, i.e.
selectors `"a#some-id"`, `div > a`, `a:nth-child(2)` would all fallback
on `Element`.
This is due to simply looking up the the selector in
`HTMLElementTagNameMap` and `SVGElementTagNameMap` without any attempt
to parse the selector string.
This PR is an attempt to do so.
**Does this PR introduce a breaking change?**
<!-- If this PR introduces a breaking change, please describe the impact
and a migration path for existing applications. -->
This could break existing incorrect assertions using the `as` keyword.
**Other information**
~This PR introduces a dependency on the `type-fest` package.~
This PR is far from complete (no tests, no docs). Put out early for
feedback and discussion.
Co-authored-by: Alex Rudenko <OrKoN@users.noreply.github.com>
2022-11-23 09:59:23 +00:00
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom#id')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom.class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom[attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom:pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > some-custom:func(arg)')
|
|
|
|
);
|
|
|
|
}
|
2022-06-27 08:57:31 +00:00
|
|
|
}
|
|
|
|
{
|
feat(puppeteer-core): Infer element type from complex selector (#9253)
**What kind of change does this PR introduce?**
Better type inference.
**Did you add tests for your changes?**
~Not yet.~ Yes.
**If relevant, did you update the documentation?**
Not yet.
**Summary**
<!-- Explain the **motivation** for making this change. What existing
problem does the pull request solve? -->
<!-- Try to link to an open issue for more information. -->
Currently methods that return an element handle, i.e. `.$`,
`.waitForSelector` attempt to infer the node element type from the
selector string. However, this only works when the selector is an exact
match of the element tag, i.e. a selector `"a"` would be inferred as
`HTMLAnchorElement` . And not when the selector is complex, i.e.
selectors `"a#some-id"`, `div > a`, `a:nth-child(2)` would all fallback
on `Element`.
This is due to simply looking up the the selector in
`HTMLElementTagNameMap` and `SVGElementTagNameMap` without any attempt
to parse the selector string.
This PR is an attempt to do so.
**Does this PR introduce a breaking change?**
<!-- If this PR introduces a breaking change, please describe the impact
and a migration path for existing applications. -->
This could break existing incorrect assertions using the `as` keyword.
**Other information**
~This PR introduces a dependency on the `type-fest` package.~
This PR is far from complete (no tests, no docs). Put out early for
feedback and discussion.
Co-authored-by: Alex Rudenko <OrKoN@users.noreply.github.com>
2022-11-23 09:59:23 +00:00
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(await handle.$$('div > #id'));
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > .class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > [attr=value]')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > :pseudo-class')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<Array<ElementHandle<Element>>>(
|
|
|
|
await handle.$$('div > :func(arg)')
|
|
|
|
);
|
|
|
|
}
|
2022-06-27 08:57:31 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
expectType<void>(
|
|
|
|
await handle.$eval(
|
|
|
|
'a',
|
|
|
|
(element, int) => {
|
|
|
|
expectType<HTMLAnchorElement>(element);
|
|
|
|
expectType<number>(int);
|
|
|
|
},
|
|
|
|
1
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<void>(
|
|
|
|
await handle.$eval(
|
|
|
|
'div',
|
|
|
|
(element, int, str) => {
|
|
|
|
expectType<HTMLDivElement>(element);
|
|
|
|
expectType<number>(int);
|
|
|
|
expectType<string>(str);
|
|
|
|
},
|
|
|
|
1,
|
|
|
|
''
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<number>(
|
|
|
|
await handle.$eval(
|
|
|
|
'a',
|
|
|
|
(element, value) => {
|
|
|
|
expectType<HTMLAnchorElement>(element);
|
|
|
|
return value;
|
|
|
|
},
|
|
|
|
1
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<number>(
|
|
|
|
await handle.$eval(
|
|
|
|
'some-element',
|
|
|
|
(element, value) => {
|
|
|
|
expectType<Element>(element);
|
|
|
|
return value;
|
|
|
|
},
|
|
|
|
1
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<HTMLAnchorElement>(
|
|
|
|
await handle.$eval('a', element => {
|
|
|
|
return element;
|
|
|
|
})
|
|
|
|
);
|
|
|
|
expectType<unknown>(await handle.$eval('a', 'document'));
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
expectType<void>(
|
|
|
|
await handle.$$eval(
|
|
|
|
'a',
|
|
|
|
(elements, int) => {
|
|
|
|
expectType<HTMLAnchorElement[]>(elements);
|
|
|
|
expectType<number>(int);
|
|
|
|
},
|
|
|
|
1
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<void>(
|
|
|
|
await handle.$$eval(
|
|
|
|
'div',
|
|
|
|
(elements, int, str) => {
|
|
|
|
expectType<HTMLDivElement[]>(elements);
|
|
|
|
expectType<number>(int);
|
|
|
|
expectType<string>(str);
|
|
|
|
},
|
|
|
|
1,
|
|
|
|
''
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<number>(
|
|
|
|
await handle.$$eval(
|
|
|
|
'a',
|
|
|
|
(elements, value) => {
|
|
|
|
expectType<HTMLAnchorElement[]>(elements);
|
|
|
|
return value;
|
|
|
|
},
|
|
|
|
1
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<number>(
|
|
|
|
await handle.$$eval(
|
|
|
|
'some-element',
|
|
|
|
(elements, value) => {
|
|
|
|
expectType<Element[]>(elements);
|
|
|
|
return value;
|
|
|
|
},
|
|
|
|
1
|
|
|
|
)
|
|
|
|
);
|
|
|
|
expectType<HTMLAnchorElement[]>(
|
|
|
|
await handle.$$eval('a', elements => {
|
|
|
|
return elements;
|
|
|
|
})
|
|
|
|
);
|
|
|
|
expectType<unknown>(await handle.$$eval('a', 'document'));
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLAnchorElement> | null>(
|
|
|
|
await handle.waitForSelector('a')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.waitForSelector('a')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<HTMLDivElement> | null>(
|
|
|
|
await handle.waitForSelector('div')
|
|
|
|
);
|
|
|
|
expectNotType<ElementHandle<Element> | null>(
|
|
|
|
await handle.waitForSelector('div')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
{
|
|
|
|
expectType<ElementHandle<Element> | null>(
|
|
|
|
await handle.waitForSelector('some-custom')
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|