Format BreakingChange Output Messages in Common Repo

src/Common/CustomAttributes/BreakingChangeAttributeHelper.cs

@@ -98,17 +98,21 @@ public static void ProcessCustomAttributesAtRuntime(Type type, InvocationInfo in
             }
 
             List<GenericBreakingChangeAttribute> attributes = new List<GenericBreakingChangeAttribute>(GetAllBreakingChangeAttributesInType(type, invocationInfo));
+            StringBuilder sb = new StringBuilder();
+            Action<string> appendBreakingChangeInfo = (string s) => sb.Append(s);
 
             if (attributes != null && attributes.Count > 0)
             {
-                writeOutput(string.Format(Resources.BreakingChangesAttributesHeaderMessage, Utilities.GetNameFromCmdletType(type)));
+                appendBreakingChangeInfo(string.Format(Resources.BreakingChangesAttributesHeaderMessage, Utilities.GetNameFromCmdletType(type)));
 
                 foreach (GenericBreakingChangeAttribute attribute in attributes)
                 {
-                    attribute.PrintCustomAttributeInfo(type, false, writeOutput);
+                    attribute.PrintCustomAttributeInfo(type, false, appendBreakingChangeInfo);
                 }
 
-                writeOutput(string.Format(Resources.BreakingChangesAttributesFooterMessage, BREAKING_CHANGE_ATTRIBUTE_INFORMATION_LINK));
+                appendBreakingChangeInfo(string.Format(Resources.BreakingChangesAttributesFooterMessage, BREAKING_CHANGE_ATTRIBUTE_INFORMATION_LINK));
+
+                writeOutput(sb.ToString());
             }
         }
 

src/Common/CustomAttributes/CmdletParameterBreakingChangeAttribute.cs

@@ -83,7 +83,7 @@ protected override string GetAttributeSpecificMessage()
            //See if the type of the param is changing
             if (OldParamaterType != null && !string.IsNullOrWhiteSpace(NewParameterTypeName))
             {
-                message.Append("\n" + string.Format(Resources.BreakingChangeAttributeParameterTypeChange, OldParamaterType.FullName, NewParameterTypeName));
+                message.Append(string.Format(Resources.BreakingChangeAttributeParameterTypeChange, OldParamaterType.FullName, NewParameterTypeName));
             }
             return message.ToString();
         }

src/Common/CustomAttributes/GenericBreakingChangeAttribute.cs

@@ -129,6 +129,10 @@ public string GetBreakingChangeTextFromAttribute(Type type, bool withCmdletName)
         public void PrintCustomAttributeInfo(Type type, bool withCmdletName, Action<string> writeOutput)
         {
             if (!withCmdletName) {
+                if (!GetAttributeSpecificMessage().StartsWith(Environment.NewLine))
+                {
+                    writeOutput(Environment.NewLine);
+                }
                 writeOutput(string.Format(Resources.BreakingChangesAttributesDeclarationMessage, GetAttributeSpecificMessage()));
             } else
             {

src/Common/Properties/Resources.resx

@@ -1644,20 +1644,24 @@ Use the Enable-AzureDataCollection cmdlet to turn the feature On. The cmdlet can
     <comment>0(string): methodType</comment>
   </data>
   <data name="BreakingChangeAttributeParameterChanging" xml:space="preserve">
-    <value>The parameter : '{0}' is changing.</value>
+    <value>
+- The parameter : '{0}' is changing.</value>
   </data>
   <data name="BreakingChangeAttributeParameterMandatoryNow" xml:space="preserve">
-    <value>The parameter : '{0}' is becoming mandatory.</value>
+    <value>
+- The parameter : '{0}' is becoming mandatory.</value>
   </data>
   <data name="BreakingChangeAttributeParameterReplaced" xml:space="preserve">
-    <value>The parameter : '{0}' is being replaced by parameter : '{1}'.</value>
+    <value>
+- The parameter : '{0}' is being replaced by parameter : '{1}'.</value>
   </data>
   <data name="BreakingChangeAttributeParameterReplacedMandatory" xml:space="preserve">
-    <value>The parameter : '{0}' is being replaced by mandatory parameter : '{1}'.</value>
+    <value>
+- The parameter : '{0}' is being replaced by mandatory parameter : '{1}'.</value>
   </data>
   <data name="BreakingChangesAttributesChangeDescriptionMessage" xml:space="preserve">
-    <value>	Change description : {0}
-</value>
+    <value>
+- Change description : {0} </value>
   </data>
   <data name="BreakingChangesAttributesCmdLetDeprecationMessageNoReplacement" xml:space="preserve">
     <value>The cmdlet is being deprecated. There will be no replacement for it.</value>
@@ -1666,42 +1670,39 @@ Use the Enable-AzureDataCollection cmdlet to turn the feature On. The cmdlet can
     <value>The cmdlet '{0}' is replacing this cmdlet.</value>
   </data>
   <data name="BreakingChangesAttributesCmdLetOutputChange1" xml:space="preserve">
-    <value>The output type is changing from the existing type :'{0}' to the new type :'{1}'</value>
+    <value>
+- The output type is changing from the existing type :'{0}' to the new type :'{1}'</value>
   </data>
   <data name="BreakingChangesAttributesCmdLetOutputChange2" xml:space="preserve">
-    <value>"The output type '{0}' is changing"</value>
+    <value>
+- The output type '{0}' is changing</value>
   </data>
   <data name="BreakingChangesAttributesCmdLetOutputPropertiesAdded" xml:space="preserve">
     <value>
-- The following properties are being added to the output type :
-</value>
+- The following properties are being added to the output type :</value>
   </data>
   <data name="BreakingChangesAttributesCmdLetOutputPropertiesRemoved" xml:space="preserve">
     <value>
- - The following properties in the output type are being deprecated :
-</value>
+- The following properties in the output type are being deprecated :</value>
   </data>
   <data name="BreakingChangesAttributesDeclarationMessage" xml:space="preserve">
-    <value> - {0}
-
-</value>
+    <value>{0}</value>
   </data>
   <data name="BreakingChangesAttributesDeclarationMessageWithCmdletName" xml:space="preserve">
-    <value> - Cmdlet : '{0}'
- - {1}
-</value>
+    <value>
+- Cmdlet : '{0}'
+ - {1}</value>
   </data>
   <data name="BreakingChangesAttributesHeaderMessage" xml:space="preserve">
-    <value>Breaking changes in the cmdlet '{0}' :</value>
+    <value>Upcoming breaking changes in the cmdlet '{0}' :</value>
   </data>
   <data name="BreakingChangesAttributesInEffectByDateMessage" xml:space="preserve">
-    <value>	Note : This change will take effect on '{0}'
-</value>
+    <value>
+- This change will take effect on '{0}'</value>
   </data>
   <data name="BreakingChangesAttributesInEffectByVersion" xml:space="preserve">
-    <value>Note :The change is expected to take effect from the version :  '{0}'
-
-</value>
+    <value>
+- The change is expected to take effect from the version : '{0}'</value>
   </data>
   <data name="BreakingChangesAttributesUsageChangeMessage" xml:space="preserve">
     <value>```powershell
@@ -1711,24 +1712,27 @@ Use the Enable-AzureDataCollection cmdlet to turn the feature On. The cmdlet can
 # New
 {1}
 ```
-
 </value>
   </data>
   <data name="BreakingChangesAttributesUsageChangeMessageConsole" xml:space="preserve">
-    <value>Cmdlet invocation changes :
-	Old Way : {0}
-	New Way : {1}</value>
+    <value>
+Cmdlet invocation changes :
+    Old Way : {0}
+    New Way : {1}</value>
   </data>
   <data name="BreakingChangesAttributesCmdLetOutputTypeDeprecated" xml:space="preserve">
-    <value>The output type '{0}' is being deprecated without a replacement.</value>
+    <value>
+The output type '{0}' is being deprecated without a replacement.</value>
   </data>
   <data name="BreakingChangeAttributeParameterTypeChange" xml:space="preserve">
-    <value>	The type of the parameter is changing from '{0}' to '{1}'.</value>
+    <value>
+The type of the parameter is changing from '{0}' to '{1}'.</value>
   </data>
   <data name="BreakingChangesAttributesFooterMessage" xml:space="preserve">
-    <value>NOTE : Go to {0} for steps to suppress this breaking change warning, and other information on breaking changes in Azure PowerShell.</value>
+    <value>
+Note : Go to {0} for steps to suppress this breaking change warning, and other information on breaking changes in Azure PowerShell.</value>
   </data>
   <data name="PreviewCmdletMessage" xml:space="preserve">
     <value>This cmdlet is in preview. The functionality may not be available in the selected subscription.</value>
   </data>
-</root>
+</root>