Add getCommitComment

vars/commitPragmaTrusted.groovy

@@ -9,21 +9,21 @@
  * config['pragma']     Pragma to get the value of
  * config['def_val']    Value to return if not found
  */
+
+import java.util.regex.Pattern
+
 def call(Map config = [:]) {
 
     def def_value = ''
     if (config['def_val']) {
         def_value = config['def_val']
     }
-    def value = sh(script: '''b=$(git show -s --format=%B |
-                                  sed -ne 's/^''' + config['pragma'] +
-                           ''': *\\(.*\\)/\\1/p')
-                              if [ -n "$b" ]; then
-                                  echo "$b"
-                              else
-                                  echo "''' + def_value + '''"
-                              fi''',
-                returnStdout: true)
-    return value.trim()
+    msg = getFinalCommitComment()
+    try {
+        def (_,val) = (msg =~ /(?mi)^${config['pragma']}:\s*(.+)$/)[0]
+        return val
+    } catch (java.lang.IndexOutOfBoundsException e) {
+        return def_value
+    }
 
-}
+}

vars/getFinalCommitComment.groovy

@@ -0,0 +1,36 @@
+// vars/getFinalCommitComment.groovy
+
+/**
+ * Return the Comment of the last git commit
+ *
+ * This needs to be here rather than in pipeline-lib or Jenkinsfile due to
+ * Scripts not permitted to use method hudson.plugins.git.GitChangeSet getComment
+ */
+String call(Map config = [:]) {
+
+    if (true || config['debug']){
+        println("checking currentBuild.changeSets")
+
+        String comment = "Not found"
+        if (currentBuild.changeSets != null) {
+            println("There are " + currentBuild.changeSets.size() + " changeSets")
+            for (changeSetList in currentBuild.changeSets) {
+                println("----- changeSetList -----")
+                println("There are " + changeSetList.size() + " changeSetLists")
+                for (changeSet in changeSetList) {
+                    println("----- changeSet -----")
+                    println(changeSet.comment)
+                    comment = changeSet.comment
+                }
+            }
+        } else {
+            println("currentBuild.changeSets was null")
+        }
+    }
+
+    def changeSetList = currentBuild.changeSets[currentBuild.changeSets.size() - 1]
+    def changeSet = changeSetList[changeSetList.size() - 1]
+
+    return changeSet.comment
+
+}