docs(page): add missing docs on emulateMedia (#6322)

microsoft · Apr 30, 2021 · dec9736 · dec9736
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diff --git a/docs/src/api/class-page.md b/docs/src/api/class-page.md
@@ -732,6 +732,8 @@ Optional event-specific initialization properties.
 
 ## async method: Page.emulateMedia
 
+This method changes the `CSS media type` through the `media` argument, and/or the `'prefers-colors-scheme'` media feature, using the `colorScheme` argument.
+
 ```js
 await page.evaluate(() => matchMedia('screen').matches);
 // → true

diff --git a/types/types.d.ts b/types/types.d.ts
@@ -1632,6 +1632,9 @@ export interface Page {
   }): Promise<void>;
 
   /**
+   * This method changes the `CSS media type` through the `media` argument, and/or the `'prefers-colors-scheme'` media
+   * feature, using the `colorScheme` argument.
+   * 
    * ```js
    * await page.evaluate(() => matchMedia('screen').matches);
    * // → true