Add subcommand/parameter/option/flag and automatic help

1 files changed, 14 insertions, 10 deletions

diff --git a/sinksh/syntax_modules/sink_drop.cpp b/sinksh/syntax_modules/sink_drop.cpp
index 3b9a817..2353ed1 100644
--- a/sinksh/syntax_modules/sink_drop.cpp
+++ b/sinksh/syntax_modules/sink_drop.cpp
@@ -35,10 +35,23 @@
 namespace SinkDrop
 {
 
+bool drop(const QStringList &args, State &state);
+
+Syntax::List syntax()
+{
+    Syntax drop("drop", QObject::tr("Drop all caches of a resource."), &SinkDrop::drop, Syntax::NotInteractive);
+    drop.addPositionalArgument({.name = "resource", .help = "Id(s) of the resource(s) to drop", .required = true, .variadic = true});
+
+    drop.completer = &SinkshUtils::resourceOrTypeCompleter;
+    return Syntax::List() << drop;
+}
+
+REGISTER_SYNTAX(SinkDrop)
+
 bool drop(const QStringList &args, State &state)
 {
     if (args.isEmpty()) {
-        state.printError(QObject::tr("Please provide at least one resource to drop."));
+        state.printError(syntax()[0].usage());
         return false;
     }
 
@@ -57,13 +70,4 @@ bool drop(const QStringList &args, State &state)
     return false;
 }
 
-Syntax::List syntax()
-{
-    Syntax drop("drop", QObject::tr("Drop all caches of a resource."), &SinkDrop::drop, Syntax::NotInteractive);
-    drop.completer = &SinkshUtils::resourceOrTypeCompleter;
-    return Syntax::List() << drop;
-}
-
-REGISTER_SYNTAX(SinkDrop)
-
 }