draft holddata workflow

.github/scripts/holddata_verification/package.json

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+{
+  "name": "holddata_verification",
+  "version": "1.0.0",
+  "description": "Script to verify Zowe HOLDDATA syntax",
+  "main": "validate_holddata.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "EPL-2.0",
+  "dependencies": {
+    "@actions/core": "1.10.1",
+    "@actions/github": "6.0.0"
+  }
+}

.github/scripts/holddata_verification/validate_holddata.js

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+
+
+
+const core = require('@actions/core');
+
+if (process.env['HOLDDATA_FILES'] == null || 
+    process.env['HOLDDATA_FILES'].trim().length == 0) {
+  core.setFailed('This script requires the HOLDDATA_FILES env to be set.');
+  return;
+}
+
+core.info(`Checking HOLDDATA: ${process.env.HOLDDATA_FILES}`);
+
+const errors = [];
+for (const holdDataFile of process.env.HOLDDATA_FILES.trim().split(' ')) {
+
+  const fs = require('fs');
+
+  core.info(`Testing ${holdDataFile}`);
+  const lines = fs.readFileSync(holdDataFile, 'utf-8').split('\n');
+
+  const openParens = [];
+
+  for (let i = 0; i < lines.length; i++) {
+
+    const rawLine = lines[i];
+    const line = lines[i].trim();
+
+    if (rawLine.length > 64) {
+      errors.push({file: holdDataFile, error: `Line ${i+1} is too long. It has ${line.length} characters, but should have no more than 64.` });
+    }
+
+    if (line.startsWith('*')) {
+      continue;
+    }
+    if (line.includes('/*') || line.includes('*/')) {
+      errors.push({file: holdDataFile, error: `HOLDDATA has the invalid comment sequence on line ${i+1}. Either '/*' or '*/'`});
+    }
+    if (line.includes('~')) { 
+      errors.push({file: holdDataFile, error: `HOLDDATA has the invalid character '~' on line ${i+1}. This character is reserved by automation for use in sed and should not be used.`});
+    }
+    for (let j = 0; j < line.length; j++) {
+      if (line.charAt(j) === '(') {
+        openParens.push(j);
+      }
+      if (line.charAt(j) === ')') {
+        if (openParens.pop() == null) {
+          errors.push({file: holdDataFile, error: `HOLDDATA has a ')' without a matching '(' on line ${i+1}.`});
+        }
+      }
+    }
+  }
+
+  if (openParens.length > 0) {
+    errors.push({file: holdDataFile, error: `HOLDDATA has a '(' without a matching ')'.`});
+  }
+}
+
+if (errors.length > 0) {
+  core.error(JSON.stringify(errors));
+  core.setFailed(`HOLDDATA has errors. See above.`);
+} else {
+  core.info(`HOLDDATA has no errors.`);
+}

.github/workflows/holddata-warn.yml

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+name: Discover HOLDDATA 
+
+permissions: read-all
+
+on:
+  pull_request:
+    types: [opened, synchronize]
+    branches: 
+      - v3.x/staging
+      - v3.x/rc
+      - v2.x/staging
+      - v2.x/rc
+
+jobs:
+  check-holddata:
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install Dependencies for verification script
+        run: npm install
+        working-directory: .github/scripts/holddata_verification
+
+      - name: List changed files which are candidates for HOLDDATA
+        id: changed-files-yaml
+        uses: tj-actions/changed-files@v45
+        with:
+          files_yaml: |
+            hold:
+              - smpe/bld/service/current-hold-*.txt
+            src:
+              - example-zowe.yaml
+              - files/defaults.yaml
+              - files/sca/zowe_base_sca.json
+              - files/SZWEEXEC/**
+              - files/SZWESAMP/**
+              - schemas/**
+              - smpe/bld/SMPMCS.txt
+              - workflows/files/ZWEKRIN*
+              - workflows/templates/ZWESECU*
+
+      # If there's a change to SAMP or EXEC files and no matching holddata, fail workflow.
+      # We can't know if there must be HOLDDATA in this case, so this WF can never be a required check.
+      - name: Check for changed files without matching holddata
+        if: ${{ steps.changed-files-yaml.outputs.src_any_changed == 'true' && steps.changed-files-yaml.outputs.hold_any_changed == 'false' }} 
+        env:
+          TEST_ALL_CHANGED_FILES: ${{ steps.changed-files-yaml.outputs.src_all_changed_files }}
+        run: |
+          echo "One or more SAMP or EXEC file(s) have changed."
+          echo "This may require HOLDDATA to be created."
+          echo "Files changed: $TEST_ALL_CHANGED_FILES"
+          exit 1
+
+      - name: Check HOLDDATA is in a valid format
+        if: ${{ steps.changed-files-yaml.outputs.hold_any_changed == 'true' }} 
+        env:
+          HOLDDATA_FILES: ${{ steps.changed-files-yaml.outputs.hold_all_changed_files }}
+        id: verify-holddata-format
+        run: node .github/scripts/holddata_verification/validate_holddata.js
+
+