feat: add output for action

To chain on from the github action, it's very useful to be able to get the output from an action. Signed-off-by: Justin Chadwell <[email protected]>
dagger · Oct 21, 2024 · 4f2024d · 4f2024d
1 parent ea28f0a
commit 4f2024d
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Showing 2 changed files with 11 additions and 3 deletions.
diff --git a/README.md b/README.md
@@ -36,7 +36,7 @@ By setting the version to `latest`, this action will install the latest version
 | Key            | Description                                                 | Required | Default            |
 | -------------- | ----------------------------------------------------------- | -------- | ------------------ |
 | `version`      | Dagger Version                                              | false    | '0.13.5'           |
-| `commit`       | Dagger Dev Commit (overrides `version`)                       | false    | ''                 |
+| `commit`       | Dagger Dev Commit (overrides `version`)                     | false    | ''                 |
 | `dagger-flags` | Dagger CLI Flags                                            | false    | '--progress plain' |
 | `verb`         | CLI verb (call, run, download, up, functions, shell, query) | false    | 'call'             |
 | `workdir`      | The working directory in which to run the Dagger CLI        | false    | '.'                |

diff --git a/action.yml b/action.yml
@@ -37,6 +37,10 @@ inputs:
     description: "Whether to stop the Dagger Engine after this run"
     required: false
     default: "true"
+outputs:
+  output:
+    description: "Job output"
+    value: ${{ steps.exec.outputs.stdout }}
 runs:
   using: "composite"
   steps:
@@ -69,17 +73,21 @@ runs:
         curl -fsS https://dl.dagger.io/dagger/install.sh \
         | BIN_DIR=${prefix_dir}/bin DAGGER_VERSION="$VERSION" DAGGER_COMMIT="$COMMIT" sh
 
-    - shell: bash
+    - id: exec
+      shell: bash
       env:
         INPUT_MODULE: ${{ inputs.module }}
       run: |
+        tmpout=$(mktemp)
         cd ${{ inputs.workdir }} && { \
         DAGGER_CLOUD_TOKEN=${{ inputs.cloud-token }} \
         dagger \
         ${{ inputs.dagger-flags }} \
         ${{ inputs.verb }} \
         ${INPUT_MODULE:+-m $INPUT_MODULE} \
-        ${{ inputs.args }}; }
+        ${{ inputs.args }}; } | tee "${tmpout}"
+
+        (echo -n "stdout=" && cat "${tmpout}") >> "$GITHUB_OUTPUT"
 
     - if: inputs.engine-stop == 'true'
       shell: bash