feature: alias modules in the worker #6167
Merged
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Sometimes, users want to replace modules with other modules. This commonly happens inside a third party dependency itself. As an example, a user might have imported
node-fetch
, which will probably never work in workerd. You can use the alias config to replace any of these imports with a module of your choice.Let's say you make a
fetch-nolyfill.js
You can then configure
wrangler.toml
like so:So any calls to
import fetch from 'node-fetch';
will simply use our nolyfilled version.You can also pass aliases in the cli (for both
dev
anddeploy
). Like:Author has addressed the following