diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/pages/commands.asciidoc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/doc/pages/commands.asciidoc b/doc/pages/commands.asciidoc index 9a86b86d..cd79d26a 100644 --- a/doc/pages/commands.asciidoc +++ b/doc/pages/commands.asciidoc @@ -225,10 +225,13 @@ but not really useful in that context. *-title* <text>::: set the title of the message box -*try* <commands> catch <on_error_commands>:: +*try* <commands> [catch <on_error_commands>]...:: prevent an error in *commands* from aborting the whole command execution, execute *on_error_commands* instead. If nothing is to be - done on error, the catch part can be omitted + done on error, the catch part can be omitted. If an error is raised + in the *on_error_commands*, that error is propagated, except if + another *catch* and *on_error_commands* parameter follows, in which + case those commands get executed, and so-on. *nop*:: does nothing, but arguments will be evaluated (e.g. shell expansion) |