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Expose an actual SHA for pull requests as CI_PR_SHA(_SHORT). #48

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merged 3 commits into from Jul 16, 2022
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7 changes: 6 additions & 1 deletion .github/workflows/demo.yml
Expand Up @@ -28,6 +28,8 @@ jobs:
echo "CI_BASE_REF=$CI_BASE_REF"
echo "CI_SHA_SHORT=$CI_SHA_SHORT"
echo "CI_SHA=$CI_SHA"
echo "CI_PR_SHA_SHORT=$CI_PR_SHA_SHORT"
echo "CI_PR_SHA=$CI_PR_SHA"
echo "CI_PR_NUMBER=$CI_PR_NUMBER"
echo "CI_PR_ID=$CI_PR_ID"
echo "CI_PR_TITLE=$CI_PR_TITLE"
Expand Down Expand Up @@ -77,6 +79,8 @@ jobs:
echo "CI_BASE_REF=$Env:CI_BASE_REF"
echo "CI_SHA_SHORT=$Env:CI_SHA_SHORT"
echo "CI_SHA=$Env:CI_SHA"
echo "CI_PR_SHA_SHORT=$Env:CI_PR_SHA_SHORT"
echo "CI_PR_SHA=$Env:CI_PR_SHA"
echo "CI_PR_NUMBER=$Env:CI_PR_NUMBER"
echo "CI_PR_ID=$Env:CI_PR_ID"
echo "CI_PR_TITLE=$Env:CI_PR_TITLE"
Expand Down Expand Up @@ -122,10 +126,11 @@ jobs:
echo "CI_REF=$CI_REF"
echo "CI_HEAD_REF_SLUG=$CI_HEAD_REF_SLUG"
echo "CI_HEAD_REF=$CI_HEAD_REF"
echo "CI_BASE_REF_SLUG=$CI_BASE_REF_SLUG"
echo "CI_BASE_REF=$CI_BASE_REF"
echo "CI_SHA_SHORT=$CI_SHA_SHORT"
echo "CI_SHA=$CI_SHA"
echo "CI_PR_SHA_SHORT=$CI_PR_SHA_SHORT"
echo "CI_PR_SHA=$CI_PR_SHA"
echo "CI_PR_NUMBER=$CI_PR_NUMBER"
echo "CI_PR_ID=$CI_PR_ID"
echo "CI_PR_TITLE=$CI_PR_TITLE"
Expand Down
2 changes: 2 additions & 0 deletions README.md
Expand Up @@ -30,6 +30,8 @@ A [GitHub Action](https://github.com/features/actions) to expose useful environm
| `CI_BASE_REF` | Only set for forked repositories / pull request. The branch of the base repository / the base branch name. Copy of `GITHUB_BASE_REF` - for reasons of completeness. | `main` |
| `CI_SHA_SHORT` | The shortened commit SHA (8 characters) that triggered the workflow. | `ffac537e` |
| `CI_SHA` | The commit SHA that triggered the workflow. Copy of `GITHUB_SHA` - for reasons of completeness. | `ffac537e6cbbf934b08745a378932722df287a53` |
| `CI_PR_SHA_SHORT` | The shortened latest commit SHA in the pull request's base branch. Short version of `CI_PR_SHA`. Only set for pull requests. | `010b249` |
| `CI_PR_SHA` | The latest commit SHA in the pull request's base branch. Long version of `CI_PR_SHA_SHORT`. Only set for pull requests. | `010b2491902d50e8623934f5bc43763ff5991642` |
| `CI_PR_NUMBER` | The number of the pull request. Only set for pull requests. | `42` |
| `CI_PR_ID` | Copy of `CI_PR_NUMBER` for completeness. | `42` |
| `CI_PR_TITLE` | The title of the pull request. Only set for pull requests. | `Add feature xyz.` |
Expand Down
7 changes: 7 additions & 0 deletions index.js
Expand Up @@ -186,6 +186,13 @@ try {
const pullRequest = github.context.payload &&
github.context.payload.pull_request;
if (pullRequest) {
const prSha = github.event.pull_request.head.sha;
core.exportVariable('CI_PR_SHA_SHORT', getShaShort(prSha));
core.info(`Set CI_PR_SHA_SHORT=${process.env.CI_PR_SHA_SHORT}`);

core.exportVariable('CI_PR_SHA', prSha);
core.info(`Set CI_PR_SHA=${process.env.CI_PR_SHA}`);

const prNumber = pullRequest.number;
core.exportVariable('CI_PR_NUMBER', prNumber);
core.info(`Set CI_PR_NUMBER=${process.env.CI_PR_NUMBER}`);
Expand Down