all: remove unused code

And simplify some code too.

cmd.go

@@ -304,7 +304,7 @@ func handleCmd() (err error) {
 		}
 	}
 
-	if config.SudoLoop == true && cmdArgs.needRoot() {
+	if config.SudoLoop && cmdArgs.needRoot() {
 		sudoLoopBackground()
 	}
 
@@ -665,7 +665,7 @@ func numberMenu(pkgS []string, flags []string) (err error) {
 	aurI = removeListFromList(aurNI, aurI)
 	repoI = removeListFromList(repoNI, repoI)
 
-	if config.SudoLoop == true {
+	if config.SudoLoop {
 		sudoLoopBackground()
 	}
 	arguments := makeArguments()

parser.go

@@ -22,15 +22,6 @@ func (set stringSet) remove(v string) {
 	delete(set, v)
 }
 
-func (set stringSet) getAny() string {
-	for v := range set {
-		return v
-	}
-
-	//maybe should return error instrad
-	return ""
-}
-
 func (set stringSet) toSlice() []string {
 	slice := make([]string, 0, len(set))
 
@@ -41,12 +32,6 @@ func (set stringSet) toSlice() []string {
 	return slice
 }
 
-func (set stringSet) removeAny() string {
-	v := set.getAny()
-	set.remove(v)
-	return v
-}
-
 type arguments struct {
 	op      string
 	options map[string]string
@@ -381,27 +366,6 @@ func isGlobal(op string) bool {
 	}
 }
 
-func isYayParam(arg string) bool {
-	switch arg {
-	case "afterclean":
-		return true
-	case "noafterclean":
-		return true
-	case "devel":
-		return true
-	case "nodevel":
-		return true
-	case "timeupdate":
-		return true
-	case "notimeupdate":
-		return true
-	case "topdown":
-		return true
-	default:
-		return false
-	}
-}
-
 func hasParam(arg string) bool {
 	switch arg {
 	case "dbpath", "b":
@@ -496,7 +460,7 @@ func (parser *arguments) parseLongOption(arg string, param string) (usedNext boo
 }
 
 func (parser *arguments) parseStdin() (err error) {
-	for true {
+	for {
 		var target string
 		_, err = fmt.Scan(&target)
 

print.go

@@ -188,24 +188,6 @@ func printDownloads(repoName string, length int, packages string) {
 	fmt.Println(repoInfo + yellowFg(packages))
 }
 
-func printDeps(repoDeps []string, aurDeps []string) {
-	if len(repoDeps) != 0 {
-		fmt.Print(boldGreenFg(arrow + " Repository dependencies: "))
-		for _, repoD := range repoDeps {
-			fmt.Print(yellowFg(repoD) + " ")
-		}
-		fmt.Print("\n")
-
-	}
-	if len(aurDeps) != 0 {
-		fmt.Print(boldGreenFg(arrow + " AUR dependencies: "))
-		for _, aurD := range aurDeps {
-			fmt.Print(yellowFg(aurD) + " ")
-		}
-		fmt.Print("\n")
-	}
-}
-
 // PrintInfo prints package info like pacman -Si.
 func PrintInfo(a *rpc.Pkg) {
 	fmt.Println(boldWhiteFg("Repository      :"), "aur")
@@ -277,15 +259,6 @@ func localStatistics() error {
 	return nil
 }
 
-//todo make pretty
-func printMissing(missing stringSet) {
-	fmt.Print("Packages not found in repos or aur:")
-	for pkg := range missing {
-		fmt.Print(" ", pkg)
-	}
-	fmt.Println()
-}
-
 //todo make it less hacky
 func printNumberOfUpdates() error {
 	//todo

query.go

@@ -70,23 +70,6 @@ func filterPackages() (local []alpm.Package, remote []alpm.Package,
 	return
 }
 
-// MissingPackage warns if the Query was unable to find a package
-func (q aurQuery) missingPackage(pkgS []string) {
-	for _, depName := range pkgS {
-		found := false
-		for _, dep := range q {
-			if dep.Name == depName {
-				found = true
-				break
-			}
-		}
-
-		if !found {
-			fmt.Println(redFg("Unable to find" + depName + "in AUR"))
-		}
-	}
-}
-
 // NarrowSearch searches AUR and narrows based on subarguments
 func narrowSearch(pkgS []string, sortS bool) (aurQuery, error) {
 	if len(pkgS) == 0 {
@@ -327,38 +310,6 @@ func statistics() (info struct {
 	return
 }
 
-// SliceHangingPackages returns a list of packages installed as deps
-// and unneeded by the system from a provided list of package names.
-func sliceHangingPackages(pkgS []string) (hanging []string) {
-	localDb, err := alpmHandle.LocalDb()
-	if err != nil {
-		return
-	}
-
-big:
-	for _, pkgName := range pkgS {
-		for _, hangN := range hanging {
-			if hangN == pkgName {
-				continue big
-			}
-		}
-
-		pkg, err := localDb.PkgByName(pkgName)
-		if err == nil {
-			if pkg.Reason() != alpm.PkgReasonDepend {
-				continue
-			}
-
-			requiredby := pkg.ComputeRequiredBy()
-			if len(requiredby) == 0 {
-				hanging = append(hanging, pkgName)
-				fmt.Println(pkg.Name() + ": " + yellowFg(human(pkg.ISize())))
-			}
-		}
-	}
-	return
-}
-
 func min(a, b int) int {
 	if a < b {
 		return a