lib/config: add `-?` option as help

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

diff --git a/lib/config/config.nit b/lib/config/config.nit
index eb2bdba..463bf84 100644 (file)
--- a/lib/config/config.nit
+++ b/lib/config/config.nit
@@ -186,7 +186,7 @@ class Config
        var opts = new OptionContext
 
        # Help option
-       var opt_help = new OptionBool("Show this help message", "-h", "--help")
+       var opt_help = new OptionBool("Show this help message", "-h", "-?", "--help")
 
        # Redefine this init to add your options
        init do