[SDK Breaking Change Labels] Flow head SHA through JS code (#36534)

Author: mikeharder

.github/workflows/sdk-breaking-change-labels.yaml

@@ -59,7 +59,7 @@ jobs:
           value: "${{ fromJson(steps.get-label-and-action.outputs.result).labelAction == 'add' }}"
 
       - if: ${{ always() && fromJson(steps.get-label-and-action.outputs.result).headSha }}
-        name: Upload artifact with issue number
+        name: Upload artifact with head SHA
         uses: ./.github/actions/add-empty-artifact
         with:
           name: "head-sha"

.github/workflows/src/sdk-breaking-change-labels.js

@@ -39,12 +39,13 @@ export async function getLabelAndAction({ github, context, core }) {
  * @param {string} params.details_url
  * @param {typeof import("@actions/core")} params.core
  * @param {import('./retries.js').RetryOptions} [params.retryOptions]
- * @returns {Promise<{labelName: string | undefined, labelAction: LabelAction, issueNumber: number}>}
+ * @returns {Promise<{labelName: string | undefined, labelAction: LabelAction, headSha: string, issueNumber: number}>}
  */
 export async function getLabelAndActionImpl({ details_url, core, retryOptions = {} }) {
   // Override default logger from console.log to core.info
   retryOptions = { logger: core.info, ...retryOptions };
 
+  let head_sha = "";
   let issue_number = NaN;
   let labelAction;
   /** @type {String | undefined} */
@@ -74,6 +75,9 @@ export async function getLabelAndActionImpl({ details_url, core, retryOptions =
     // Parse the JSON data
     const specGenSdkArtifactInfo = JSON.parse(result.artifactData);
     const labelActionText = specGenSdkArtifactInfo.labelAction;
+
+    head_sha = specGenSdkArtifactInfo.headSha;
+
     issue_number = parseInt(specGenSdkArtifactInfo.prNumber, 10);
     if (!issue_number) {
       core.warning(
@@ -100,5 +104,5 @@ export async function getLabelAndActionImpl({ details_url, core, retryOptions =
     labelAction = LabelAction.None;
   }
 
-  return { labelName, labelAction, issueNumber: issue_number };
+  return { labelName, labelAction, headSha: head_sha, issueNumber: issue_number };
 }

.github/workflows/test/sdk-breaking-change-labels.test.js

@@ -188,6 +188,7 @@ describe("sdk-breaking-change-labels", () => {
       expect(result).toEqual({
         labelName: "",
         labelAction: LabelAction.None,
+        headSha: "",
         issueNumber: NaN,
       });
 
@@ -258,6 +259,7 @@ describe("sdk-breaking-change-labels", () => {
       expect(result).toEqual({
         labelName: "",
         labelAction: LabelAction.None,
+        headSha: "",
         issueNumber: NaN,
       });
     });