vars/buildStep.groovy

@@ -9,7 +9,7 @@ void call(Map config = [:], Closure body) {
     ]
     Map runConfig = defaults + config
     stage(runConfig.stepName) {
-        echo "${runConfig.stepName}"
+        printBanner(runConfig.stepName)
         if (runConfig.saveArtifacts) {
             assert runConfig.artifacts : 'Error: saveArtifacts is set to true; must specify artifacts!'
         }

vars/checkoutStep.groovy

@@ -8,6 +8,7 @@ void call(Map config = [:], Closure body) {
     echo 'Firing ...'
     runConfig = defaults + config
     stage(runConfig.stepName) {
+        printBanner(runConfig.stepName)
         if (runConfig.useJobSCM) {
             checkout scm
         }

vars/printBanner.groovy

@@ -1,5 +1,5 @@
 void printBanner(String anything) {
     repetitions = anything.length() + 2
-    boxTop = "+${'='.repeat(repetitions)}+"
+    boxTop = "+${'=' * repetitions}+"
     echo "${boxTop}\n| ${anything} |\n${boxTop}\n"
 }