Github Action that tests if an yarn workspace is affected by diff with another branch. Affected means we find one file under the workspace root
inside the return of git diff. A workspace A depending on another workspace B will also be affected if B is affected by changes.
name: Build affected
on:
pull_request:
branches: [master]
jobs:
build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v2
- uses: neoxia/[email protected]
id: affected
with:
workspace: front
base: master
- name: Build
if: steps.affected.outputs.affected
run: yarn workspace front run buildThis will build the front workspace if it (or it's dependencies) has any difference with the version on master branch.
Here we you a branch, be you can also use a tag, this will allow test on the same branch.
| Name | Default | Description |
|---|---|---|
| project-root | '.' |
Yarn project root |
| workspace | required |
Yarn workspace to check |
| base | required |
Base to compute diff. Supports branchs and tags. The needed revision will be fetched by the action. |
| pattern | '**' |
Files to search in the diff. Relative to tested workspace root. |
The pattern allow to filter the diff. If you set the following pattern '*.js' the action will search for files matching /project/workspace/*.js in the diff (here /project/workspace is the root of the workspace).
Supports any pattern supported by minimatch.
| Name | Description |
|---|---|
| affected | Will be truthy if the workspace is affected by changes. |