The documented default value for the module compiler option is outdated since TypeScript 6.0.
In TypeScript 5.x, the default was "CommonJS if target is ES5; ES2015 otherwise". In TypeScript 6.0, the target default changed to es2025 and the module computation was updated to:
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
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Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be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.
The documented default value for the module compiler option is outdated since TypeScript 6.0.
In TypeScript 5.x, the default was "CommonJS if target is ES5; ES2015 otherwise". In TypeScript 6.0, the target default changed to es2025 and the module computation was updated to:
The relevant computation logic in the compiler:
https://github.com/microsoft/TypeScript/blob/b24015058ae060de249acf5ea09e15dd92a55587/src/compiler/utilities.ts#L9055-L9076
Fixes microsoft/TypeScript#63330
Relates to microsoft/TypeScript#63392