refactor: improve readiblity of scheduled event iam role code

Author: stevecaldwell77

lib/deploy/events/schedule/compileScheduledEvents.js

@@ -82,6 +82,17 @@ module.exports = {
             const scheduleId = this.getScheduleId(stateMachineName);
             const policyName = this.getSchedulePolicyName(stateMachineName);
 
+            const roleArn = event.schedule.role ?
+              JSON.stringify(event.schedule.role) :
+              `
+                {
+                  "Fn::GetAtt": [
+                    "${scheduleIamRoleLogicalId}",
+                    "Arn"
+                  ]
+                }
+              `;
+
             const scheduleTemplate = `
               {
                 "Type": "AWS::Events::Rule",
@@ -95,18 +106,7 @@ module.exports = {
                     ${InputPath ? `"InputPath": "${InputPath}",` : ''}
                     "Arn": { "Ref": "${stateMachineLogicalId}" },
                     "Id": "${scheduleId}",
-                    "RoleArn": ${
-                      event.schedule.role ?
-                        JSON.stringify(event.schedule.role) :
-                        `
-                          {
-                            "Fn::GetAtt": [
-                              "${scheduleIamRoleLogicalId}",
-                              "Arn"
-                            ]
-                          }
-                        `
-                    }
+                    "RoleArn": ${roleArn}
                   }]
                 }
               }