Merge pull request #288 from Workiva/INTL-1793

INTL-1793 : Have over_react_codemod show deprecation message

lib/src/executables/intl_message_migration.dart

@@ -123,6 +123,7 @@ final parser = ArgParser()
 late ArgResults parsedArgs;
 
 void main(List<String> args) async {
+  printDeprecationNotice();
   parsedArgs = parser.parse(args);
   if (parsedArgs['help'] as bool) {
     printUsage();
@@ -154,6 +155,7 @@ void main(List<String> args) async {
     args: codemodArgs,
     additionalHelpOutput: parser.usage,
   );
+
   if (exitCode != 0) return;
   logWarning('^ Ignore the "codemod found no files" warning above for now.');
 
@@ -210,14 +212,30 @@ void main(List<String> args) async {
   }
 }
 
+void printDeprecationNotice() {
+  printInRed('***** Deprecation Notice *****');
+  printInBlue(
+      '# over_react_codemod:intl_message_migration is deprecated and will no longer receive updates.');
+  stderr.writeln('# Instead, use the dart_dev or intl_tools commands:');
+  stderr.writeln('# dart_dev intl <subcommands>');
+  stderr.writeln('# For example:  '
+      'dart_dev intl {check|migrate|sort}');
+  stderr.writeln(
+      '# Refer to the documentation https://wiki.atl.workiva.net/display/FEF/Intl+Quick+Reference+Guide of dart_dev / dart_dev_workiva for more information on using intl_codemod with dart_dev.');
+}
+
 void printInBlue(String text) {
   print(ansi.blue.wrap(text));
 }
 
+void printInRed(String text) {
+  print(ansi.red.wrap(text));
+}
+
 void printUsage() {
   stderr.writeln(
       'Migrates literal strings that seem user-visible in the package by wrapping them in Intl.message calls.');
-  stderr.writeln();
+
   stderr.writeln('Usage:');
   stderr.writeln('    intl_message_migration [arguments]');
   stderr.writeln();