[PR #17439] refactor & perf: import { noop } from 'lodash-es' across web #28701

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opened 2026-02-21 20:43:57 -05:00 by yindo · 0 comments
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Original Pull Request: https://github.com/langgenius/dify/pull/17439

State: closed
Merged: Yes


Summary

Why?

  1. To maintain code readability
  2. Avoid creating empty arrow functions across re-renders

How?

import { noop } from 'lodash-es'

The implementation of noop can be found here: web/node_modules/lodash-es/noop.js

/**
 * This method returns `undefined`.
 *
 * @static
 * @memberOf _
 * @since 2.3.0
 * @category Util
 * @example
 *
 * _.times(2, _.noop);
 * // => [undefined, undefined]
 */
function noop() {
  // No operation performed.
}

export default noop;

Tip

Close issue syntax: Fixes #<issue number> or Resolves #<issue number>, see documentation for more details.

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Checklist

Important

Please review the checklist below before submitting your pull request.

  • This change requires a documentation update, included: Dify Document
  • I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
  • I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
  • I've updated the documentation accordingly.
  • I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods
**Original Pull Request:** https://github.com/langgenius/dify/pull/17439 **State:** closed **Merged:** Yes --- # Summary Why? 1. To maintain code readability 2. Avoid creating empty arrow functions across re-renders How? `import { noop } from 'lodash-es'` The implementation of `noop` can be found here: `web/node_modules/lodash-es/noop.js` ```js /** * This method returns `undefined`. * * @static * @memberOf _ * @since 2.3.0 * @category Util * @example * * _.times(2, _.noop); * // => [undefined, undefined] */ function noop() { // No operation performed. } export default noop; ``` > [!Tip] > Close issue syntax: `Fixes #<issue number>` or `Resolves #<issue number>`, see [documentation](https://docs.github.com/en/issues/tracking-your-work-with-issues/linking-a-pull-request-to-an-issue#linking-a-pull-request-to-an-issue-using-a-keyword) for more details. # Screenshots | Before | After | |--------|-------| | ... | ... | # Checklist > [!IMPORTANT] > Please review the checklist below before submitting your pull request. - [ ] This change requires a documentation update, included: [Dify Document](https://github.com/langgenius/dify-docs) - [x] I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!) - [x] I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change. - [x] I've updated the documentation accordingly. - [x] I ran `dev/reformat`(backend) and `cd web && npx lint-staged`(frontend) to appease the lint gods
yindo added the pull-request label 2026-02-21 20:43:57 -05:00
yindo closed this issue 2026-02-21 20:43:57 -05:00
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Reference: langgenius/dify#28701