revng artifact: omit kind

When working with `revng artifact`, omit the kind in both the output of
`--list` and the parameters taken specifying which targets to produce.

include/revng/Pipeline/Target.h

@@ -106,6 +106,7 @@ public:
 
 public:
   std::string toString() const;
+  std::string path() const;
 
   void dump() const debug_function { dump(dbg); }
 
@@ -114,17 +115,6 @@ public:
     indent(OS, Indentation);
     OS << toString() << '\n';
   }
-
-  template<typename OStream>
-  void dumpPathComponents(OStream &OS) const debug_function {
-    OS << "/";
-    for (const auto &Entry : Components) {
-      OS << Entry;
-      if (&Entry != &Components.back())
-        OS << "/";
-    }
-    OS << ":" << K->name().str();
-  }
 };
 
 class KindsRegistry;

lib/Pipeline/Target.cpp

@@ -78,21 +78,12 @@ int Target::operator<=>(const Target &Other) const {
   return 0;
 }
 
+std::string Target::path() const {
+  return llvm::join(Components, "/");
+}
+
 std::string Target::toString() const {
-  std::string ToReturn;
-
-  if (Components.size() == 0) {
-    return ":" + K->name().str();
-  }
-
-  for (size_t I = 0; I < Components.size() - 1; I++)
-    ToReturn += Components[I] + "/";
-
-  ToReturn += Components.back();
-  ToReturn += ":";
-  ToReturn += K->name();
-
-  return ToReturn;
+  return path() + ":" + K->name().str();
 }
 
 llvm::Expected<Target> Target::deserialize(Context &Context,

tools/pipeline/artifact/Main.cpp

@@ -186,8 +186,7 @@ int main(int argc, char *argv[]) {
     auto State = StepState.second.find(ContainerName)->second.filter(*Kind);
 
     for (const auto &Entry : State) {
-      Entry.dumpPathComponents(dbg);
-      dbg << "\n";
+      dbg << Entry.path() << "\n";
     }
     return EXIT_SUCCESS;
   }
@@ -197,8 +196,10 @@ int main(int argc, char *argv[]) {
     Map.add(ContainerName, Kind->allTargets(Manager.context()));
   } else {
     for (llvm::StringRef Argument : llvm::drop_begin(Arguments, 2)) {
-      auto RequestedTarget = AbortOnError(Target::deserialize(Manager.context(),
-                                                              Argument));
+      std::string ArgumentWithKind = (Argument + ":" + Kind->name()).str();
+      auto
+        RequestedTarget = AbortOnError(Target::deserialize(Manager.context(),
+                                                           ArgumentWithKind));
       Map.add(ContainerName, RequestedTarget);
     }
   }