<group>:<function>
where <group>
is the group name of commands and <function>
is the function name of the command. An extension may have a set of commands, so typically the group name is the extension name. For example, the ID of the command showing a message of HelloWorld extension is helloworld:show-message
.app.commands.register
method. The first parameter is the ID of the command and the second is the handler function.helloworld:show-message
command. It can be called manually as follow: