further test pr enforcement

.github/scripts/jira/changeset-lib.ts

@@ -43,4 +43,23 @@ export function extractChangesetFiles(): string[] {
     `Changeset to extract issues from: ${parsedChangesetFiles.join(", ")}`
   );
   return parsedChangesetFiles;
-}
+}
+
+/**
+ * Extracts a single changeset file. Intended to be used with https://github.com/dorny/paths-filter with
+ * the 'csv' output format.
+ *
+ * @returns An object with single changeset file.
+ * @throws {Error} If the required environment variable CHANGESET_FILES is missing.
+ * @throws {Error} If no changeset file exists.
+ * @throws {Error} If more than one changeset file exists.
+ */
+export function extractChangesetFile() {
+  const changesetFiles = extractChangesetFiles()
+  if (changesetFiles.length > 1) {
+    throw new Error(`Found ${changesetFiles.length} changeset files, but only 1 was expected.`)
+  }
+  const [changesetFile] = changesetFiles;
+
+  return { changesetFile };
+}

.github/scripts/jira/enforce-jira-issue.ts

@@ -1,23 +1,13 @@
 import * as core from "@actions/core";
 import { createJiraClient, EMPTY_PREFIX, parseIssueNumberFrom, doesIssueExist, PR_PREFIX } from "./lib";
-import { appendIssueNumberToChangesetFile, extractChangesetFiles } from "./changeset-lib";
+import { appendIssueNumberToChangesetFile, extractChangesetFile } from "./changeset-lib";
 
 async function main() {
   const prTitle = process.env.PR_TITLE;
   const commitMessage = process.env.COMMIT_MESSAGE;
   const branchName = process.env.BRANCH_NAME;
   const dryRun = !!process.env.DRY_RUN;
-  const changesetFiles = extractChangesetFiles();
-
-  if (changesetFiles.length > 1) {
-    core.setFailed(
-      `This PR must add only one changeset, but found ${changesetFiles.length}`
-    );
-
-    return
-  }
-
-  const changesetFile = changesetFiles[0]
+  const { changesetFile } = extractChangesetFile();
   const client = createJiraClient();
 
   // Checks for the Jira issue number and exit if it can't find it

.github/scripts/jira/enforce-jira-solidity-review.ts

@@ -3,24 +3,14 @@ import jira from "jira.js";
 import axios from "axios";
 import { join } from "path";
 import { createJiraClient, extractJiraIssueNumbersFrom, getJiraEnvVars, doesIssueExist, PR_PREFIX, SOLIDITY_REVIEW_PREFIX } from "./lib";
-import { appendIssueNumberToChangesetFile, extractChangesetFiles } from "./changeset-lib";
+import { appendIssueNumberToChangesetFile, extractChangesetFile } from "./changeset-lib";
 
 async function main() {
     core.info('Started linking PR to a Solidity Review issue')
     const solidityReviewTemplateKey = readSolidityReviewTemplateKey()
-    const changesetFiles = extractChangesetFiles();
+    const { changesetFile } = extractChangesetFile();
 
-    if (changesetFiles.length > 1) {
-      core.setFailed(
-        `Solidity Review enforcement only works with 1 changeset per PR, but found ${changesetFiles.length} changesets`
-      );
-
-      return
-    }
-
-    const changesetFile = changesetFiles[0]
-
-    const jiraPRIssues = await extractJiraIssueNumbersFrom(PR_PREFIX, changesetFiles)
+    const jiraPRIssues = await extractJiraIssueNumbersFrom(PR_PREFIX, [changesetFile])
     if (jiraPRIssues.length !== 1) {
         core.setFailed(
             `Solidity Review enforcement only works with 1 JIRA issue per PR, but found ${jiraPRIssues.length} issues in changeset file ${changesetFile}`
@@ -32,7 +22,7 @@ async function main() {
     const jiraPRIssue = jiraPRIssues[0]
     const client = createJiraClient();
 
-    const jiraSolidityIssues = await extractJiraIssueNumbersFrom(SOLIDITY_REVIEW_PREFIX, changesetFiles)
+    const jiraSolidityIssues = await extractJiraIssueNumbersFrom(SOLIDITY_REVIEW_PREFIX, [changesetFile])
     if (jiraSolidityIssues.length > 0) {
         for (const jiraIssue of jiraSolidityIssues) {
           const exists = await doesIssueExist(client, jiraIssue, false);

.github/scripts/jira/update-jira-issue.ts

@@ -1,6 +1,6 @@
 import * as core from "@actions/core";
 import jira from "jira.js";
-import { tagsToLabels, createJiraClient, parseIssueNumberFrom, PR_PREFIX } from "./lib";
+import { tagsToLabels, createJiraClient, parseIssueNumberFrom, EMPTY_PREFIX } from "./lib";
 
 function updateJiraIssue(
   client: jira.Version3Client,
@@ -43,7 +43,7 @@ async function main() {
   const client = createJiraClient();
 
   // Checks for the Jira issue number and exit if it can't find it
-  const issueNumber = parseIssueNumberFrom(PR_PREFIX, prTitle, commitMessage, branchName);
+  const issueNumber = parseIssueNumberFrom(EMPTY_PREFIX, prTitle, commitMessage, branchName);
   if (!issueNumber) {
     const msg =
       "No JIRA issue number found in: PR title, commit message, or branch name. Please include the issue ID in one of these.";