Re: [Vala] Can I have multiple catch blocks in Vala?

[Evan Nemerson <evan coeus-group com>]

On Tue, 2016-12-06 at 13:07 +0200, abbuyy wrote:
> I have read documentation for KeyFile.load_from_file ( 
> https://valadoc.org/glib-2.0/GLib.KeyFile.load_from_file.html )**and 
> there is such sentence: If the file could not be loaded then throws
> is 
> set to either a FileError or KeyFileError. So, how to handle
> exception? 
> Like so:
>
>              try {
>                  file.load_from_file (app.FILE_PATH, 
> KeyFileFlags.KEEP_COMMENTS);
>              } catch (FileError e) {
>                  stdout.printf("Error: %s\n", e.message);
>              }
>              catch (KeyFileError e) {
>                  stdout.printf("Error: %s\n", e.message);
>              }
> Or better just write if (file.load_from_file (…) == true)?

If you only test the return value Vala will complain about an uncaught
exception.  The return value is really meant as a convenience for C,
not higher-level languages.


-Evan