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https://github.com/puppeteer/puppeteer
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f07ad2c661
This PR updates the docs regarding configuring puppeteer. In addition, some changes have been made to the documentation generator to show default values on the documentation site. Also fixes: https://github.com/puppeteer/puppeteer/pull/9144
34 lines
729 B
Markdown
34 lines
729 B
Markdown
---
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sidebar_label: errors
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---
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# errors variable
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> Warning: This API is now obsolete.
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>
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> Import error classes directly.
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>
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> Puppeteer methods might throw errors if they are unable to fulfill a request. For example, `page.waitForSelector(selector[, options])` might fail if the selector doesn't match any nodes during the given timeframe.
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>
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> For certain types of errors Puppeteer uses specific error classes. These classes are available via `puppeteer.errors`.
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#### Signature:
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```typescript
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errors: PuppeteerErrors;
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```
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## Example
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An example of handling a timeout error:
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```ts
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try {
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await page.waitForSelector('.foo');
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} catch (e) {
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if (e instanceof TimeoutError) {
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// Do something if this is a timeout.
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}
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}
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```
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