completed lint driven refactoring

.travis.yml

@@ -2,6 +2,7 @@ sudo: false
 
 language: go
 go:
+  - 1.8.x
   - 1.9.x
   - 1.10.x
   - master

session/environment.go

@@ -92,7 +92,7 @@ func (env *Environment) Set(name, value string) string {
 	env.Lock()
 	defer env.Unlock()
 
-	old, _ := env.Data[name]
+	old := env.Data[name]
 	env.Data[name] = value
 
 	if cb, hasCallback := env.cbs[name]; hasCallback {

session/events.go

@@ -97,7 +97,7 @@ func (p *EventPool) Add(tag string, data interface{}) {
 }
 
 func (p *EventPool) Log(level int, format string, args ...interface{}) {
-	if level == core.DEBUG && p.debug == false {
+	if level == core.DEBUG && !p.debug {
 		return
 	} else if level < core.ERROR && p.silent {
 		return

session/module.go

@@ -157,7 +157,7 @@ func (m *SessionModule) SetRunning(running bool, cb func()) error {
 			}()
 
 			select {
-			case _ = <-done:
+			case <-done:
 				return nil
 			case <-time.After(10 * time.Second):
 				fmt.Printf("%s: Stopping module %s timed out.", core.Yellow(core.Bold("WARNING")), m.Name)

session/module_param.go

@@ -58,7 +58,7 @@ func NewIntParameter(name string, def_value string, desc string) *ModuleParam {
 
 func (p ModuleParam) Validate(value string) (error, interface{}) {
 	if p.Validator != nil {
-		if p.Validator.MatchString(value) == false {
+		if !p.Validator.MatchString(value) {
 			return fmt.Errorf("Parameter %s not valid: '%s' does not match rule '%s'.", core.Bold(p.Name), value, p.Validator.String()), nil
 		}
 	}
@@ -88,15 +88,7 @@ const ParamSubnet = "<entire subnet>"
 const ParamRandomMAC = "<random mac>"
 
 func (p ModuleParam) Get(s *Session) (error, interface{}) {
-	var v string
-	var found bool
-	var obj interface{}
-	var err error
-
-	if found, v = s.Env.Get(p.Name); found == false {
-		v = ""
-	}
-
+	_, v := s.Env.Get(p.Name)
 	if v == ParamIfaceName {
 		v = s.Interface.Name()
 	} else if v == ParamIfaceAddress {
@@ -108,10 +100,7 @@ func (p ModuleParam) Get(s *Session) (error, interface{}) {
 		rand.Read(hw)
 		v = net.HardwareAddr(hw).String()
 	}
-
-	err, obj = p.Validate(v)
-	return err, obj
-
+	return p.Validate(v)
 }
 
 func (p ModuleParam) Dump(padding int) string {

session/prompt.go

@@ -39,7 +39,7 @@ var PromptCallbacks = map[string]func(s *Session) string{
 	},
 }
 
-var envRe = regexp.MustCompile("{env\\.([^}]+)}")
+var envRe = regexp.MustCompile(`{env\.([^}]+)}`)
 
 type Prompt struct {
 }
@@ -50,7 +50,7 @@ func NewPrompt() Prompt {
 
 func (p Prompt) Render(s *Session) string {
 	found, prompt := s.Env.Get(PromptVariable)
-	if found == false {
+	if !found {
 		prompt = DefaultPrompt
 	}
 
@@ -89,7 +89,7 @@ func (p Prompt) Render(s *Session) string {
 	}
 
 	// make sure an user error does not screw all terminal
-	if strings.HasPrefix(prompt, core.RESET) == false {
+	if !strings.HasPrefix(prompt, core.RESET) {
 		prompt += core.RESET
 	}
 

session/session.go

@@ -2,7 +2,6 @@ package session
 
 import (
 	"bufio"
-	"bytes"
 	"errors"
 	"fmt"
 	"net"
@@ -76,7 +75,7 @@ func ParseCommands(line string) []string {
 	for _, c := range line {
 		switch c {
 		case ';':
-			if singleQuoted == false && doubleQuoted == false {
+			if !singleQuoted && !doubleQuoted {
 				finish = true
 			} else {
 				buf += string(c)
@@ -191,14 +190,13 @@ func (s *Session) setupReadline() error {
 		}
 	}
 
-	tree := make(map[string][]string, 0)
-
+	tree := make(map[string][]string)
 	for _, m := range s.Modules {
 		for _, h := range m.Handlers() {
 			parts := strings.Split(h.Name, " ")
 			name := parts[0]
 
-			if _, found := tree[name]; found == false {
+			if _, found := tree[name]; !found {
 				tree[name] = []string{}
 			}
 
@@ -222,7 +220,7 @@ func (s *Session) setupReadline() error {
 	}
 
 	history := ""
-	if *s.Options.NoHistory == false {
+	if !*s.Options.NoHistory {
 		history, _ = core.ExpandPath(HistoryFile)
 	}
 
@@ -234,11 +232,7 @@ func (s *Session) setupReadline() error {
 	}
 
 	s.Input, err = readline.NewEx(&cfg)
-	if err != nil {
-		return err
-	}
-
-	return nil
+	return err
 }
 
 func (s *Session) Close() {
@@ -290,11 +284,11 @@ func (s *Session) startNetMon() {
 	// keep reading network events in order to add / update endpoints
 	go func() {
 		for event := range s.Queue.Activities {
-			if s.Active == false {
+			if !s.Active {
 				return
 			}
 
-			if s.IsOn("net.recon") && event.Source == true {
+			if s.IsOn("net.recon") && event.Source {
 				addr := event.IP.String()
 				mac := event.MAC.String()
 
@@ -329,7 +323,7 @@ func (s *Session) setupEnv() {
 	s.Env.Set("gateway.address", s.Gateway.IpAddress)
 	s.Env.Set("gateway.mac", s.Gateway.HwAddress)
 
-	if found, v := s.Env.Get(PromptVariable); found == false || v == "" {
+	if found, v := s.Env.Get(PromptVariable); !found || v == "" {
 		s.Env.Set(PromptVariable, DefaultPrompt)
 	}
 
@@ -425,9 +419,9 @@ func (s *Session) Start() error {
 func (s *Session) Skip(ip net.IP) bool {
 	if ip.IsLoopback() {
 		return true
-	} else if bytes.Compare(ip, s.Interface.IP) == 0 {
+	} else if ip.Equal(s.Interface.IP) {
 		return true
-	} else if bytes.Compare(ip, s.Gateway.IP) == 0 {
+	} else if ip.Equal(s.Gateway.IP) {
 		return true
 	}
 	return false
@@ -485,10 +479,7 @@ func (s *Session) isCapletCommand(line string) (is bool, filename string, argv [
 	}
 
 	capspath := core.Trim(os.Getenv("CAPSPATH"))
-	for _, folder := range core.SepSplit(capspath, ":") {
-		paths = append(paths, folder)
-	}
-
+	paths = append(paths, core.SepSplit(capspath, ":")...)
 	file := core.Trim(line)
 	parts := strings.Split(file, " ")
 	argc := len(parts)

session/session_core_handlers.go

@@ -37,7 +37,7 @@ func (s *Session) helpHandler(args []string, sess *Session) error {
 			fmt.Printf("  "+core.Yellow(pad)+" : %s\n", h.Name, h.Description)
 		}
 
-		fmt.Printf(core.Bold("\nModules\n\n"))
+		fmt.Println(core.Bold("\nModules\n"))
 
 		maxLen = 0
 		for _, m := range s.Modules {
@@ -85,13 +85,13 @@ func (s *Session) helpHandler(args []string, sess *Session) error {
 		}
 
 		for _, h := range handlers {
-			fmt.Printf(h.Help(maxLen))
+			fmt.Print(h.Help(maxLen))
 		}
 		fmt.Println()
 
 		params := m.Parameters()
 		if len(params) > 0 {
-			fmt.Printf("  Parameters\n\n")
+			fmt.Print("  Parameters\n\n")
 			maxLen := 0
 			for _, h := range params {
 				len := len(h.Name)
@@ -101,7 +101,7 @@ func (s *Session) helpHandler(args []string, sess *Session) error {
 			}
 
 			for _, p := range params {
-				fmt.Printf(p.Help(maxLen))
+				fmt.Print(p.Help(maxLen))
 			}
 			fmt.Println()
 		}
@@ -112,7 +112,7 @@ func (s *Session) helpHandler(args []string, sess *Session) error {
 
 func (s *Session) activeHandler(args []string, sess *Session) error {
 	for _, m := range s.Modules {
-		if m.Running() == false {
+		if !m.Running() {
 			continue
 		}
 
@@ -343,8 +343,7 @@ func (s *Session) registerCoreHandlers() {
 				prefix = "."
 			}
 
-			files := []string{}
-			files, _ = filepath.Glob(prefix + "*")
+			files, _ := filepath.Glob(prefix + "*")
 			return files
 		})))