The filename of the source-span is now added to the Babel location when setting the source-map range in the `BabelAstHost`. Note that the filename is only added if it is different to the main file being processed. Otherwise Babel will generate two entries in its generated source-map. PR Close #40237
Angular linker - Babel plugin
This package contains a Babel plugin that can be used to find and link partially compiled declarations in library source code. See the linker package README for more information.
Unit Testing
The unit tests are built and run using Bazel:
yarn bazel test //packages/compiler-cli/linker/babel/test