RFR: 8340133: Investigate if the java launcher could give hints about JShell [v2]

[David Holmes]

On Wed, 16 Oct 2024 01:29:16 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Jan Lahoda has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Adjusting the concise help based on review suggestions.
>
> src/java.base/share/classes/sun/launcher/resources/launcher.properties line 241:
> 
>> 239: \  -jar <jar-file.jar>        to execute the main class in a JAR archive\n\
>> 240: \  -m <module>[/<MainClass>]  to execute the main class of a module\n\
>> 241: \  <SourceFile.java>          to compile and execute a single-file program\n\n\
> 
> Suggestion:
> 
> \  <SourceFile>.java          to compile and execute a single-file program\n\n\

Or even `<MainClass>.java` to pair with `<MainClass>`

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PR Review Comment: https://git.openjdk.org/jdk/pull/21411#discussion_r1802210920