Fix check for missing dependencies

We dont check the dependencies of things already installed becuase,
well, they're already installed. But we should check the dependencies of
targets even if they are installed because they get reinstalled.

depCheck.go

@@ -183,11 +183,6 @@ type missing struct {
 }
 
 func (dp *depPool) _checkMissing(dep string, stack []string, missing *missing) {
-	if _, err := dp.LocalDb.PkgCache().FindSatisfier(dep); err == nil {
-		missing.Good.set(dep)
-		return
-	}
-
 	if missing.Good.get(dep) {
 		return
 	}
@@ -207,6 +202,11 @@ func (dp *depPool) _checkMissing(dep string, stack []string, missing *missing) {
 		missing.Good.set(dep)
 		for _, deps := range [3][]string{aurPkg.Depends, aurPkg.MakeDepends, aurPkg.CheckDepends} {
 			for _, aurDep := range deps {
+				if _, err := dp.LocalDb.PkgCache().FindSatisfier(aurDep); err == nil {
+					missing.Good.set(aurDep)
+					continue
+				}
+
 				dp._checkMissing(aurDep, append(stack, aurPkg.Name), missing)
 			}
 		}
@@ -218,6 +218,11 @@ func (dp *depPool) _checkMissing(dep string, stack []string, missing *missing) {
 	if repoPkg != nil {
 		missing.Good.set(dep)
 		repoPkg.Depends().ForEach(func(repoDep alpm.Depend) error {
+			if _, err := dp.LocalDb.PkgCache().FindSatisfier(repoDep.String()); err == nil {
+				missing.Good.set(repoDep.String())
+				return nil
+			}
+
 			dp._checkMissing(repoDep.String(), append(stack, repoPkg.Name()), missing)
 			return nil
 		})