[FEATURE] Better listing of configured fields

commands/config.go

@@ -13,5 +13,6 @@ var configCmd = &cobra.Command{
 	Long:  `Shows all configuration values if no arguments are provided, otherwise modifies with argument key/value pairs`,
 	Run: func(cmd *cobra.Command, args []string) {
 		fmt.Println("file: " + config.GetConfigFile())
+		fmt.Println("list.fields: " + config.GetConfigListFields())
 	},
 }

commands/list.go

@@ -2,6 +2,7 @@ package commands
 
 import (
 	"fmt"
+	"strings"
 
 	"github.com/lthurston/quiet/config"
 	"github.com/lthurston/quiet/parser"
@@ -16,9 +17,22 @@ var listCmd = &cobra.Command{
 		hosts := parser.HostsCollection{}
 		hosts.ReadFromFile(config.GetConfigFile())
 		for _, host := range hosts.Hosts {
-			fmt.Println(host.Name)
-			fmt.Println(host.Config)
+			configFields := formatHostConfigFields(config.GetConfigListFields(), host.Config)
+			fmt.Printf("%-20s %s", host.Name, configFields)
 			fmt.Println("")
 		}
 	},
 }
+
+func formatHostConfigFields(fieldsString string, configs map[string]string) string {
+	out := ""
+	fields := strings.Split(fieldsString, ",")
+	for key, value := range configs {
+		for _, field := range fields {
+			if key == strings.TrimSpace(field) {
+				out = out + field + ": " + value + "  "
+			}
+		}
+	}
+	return out
+}

config/config.go

@@ -8,7 +8,10 @@ import (
 	goTomlConfig "github.com/stvp/go-toml-config"
 )
 
-var configFile = goTomlConfig.String("file", getHomeDir()+"/.ssh/config")
+var (
+	configFile       = goTomlConfig.String("file", getHomeDir()+"/.ssh/config")
+	configListFields = goTomlConfig.String("list.fields", "User, Hostname")
+)
 
 // quietConfig stores the location of the quiet config, defaults to "~/.quiet"
 var quietConfig = ""
@@ -18,11 +21,16 @@ func Parseable(quietConfig string) bool {
 	return goTomlConfig.Parse(quietConfig) != nil
 }
 
-// GetConfigFile returns a config value
+// GetConfigFile returns `file`
 func GetConfigFile() string {
 	return *configFile
 }
 
+// GetConfigListFields returns `list.show`
+func GetConfigListFields() string {
+	return *configListFields
+}
+
 // GetConfigMap returns a map of all configuration values
 func GetConfigMap() map[string]string {
 	configMap := make(map[string]string)

parser/parser.go

@@ -114,6 +114,7 @@ func (hosts *HostsCollection) fromScanner(s *bufio.Scanner) {
 					hosts.Hosts = append(hosts.Hosts, host)
 				}
 				foundFirstHostLine = true
+				host = makeHost()
 				host.StartLine = lineIndex
 				host.Name = getHostName(line)
 			} else {

quiet.go

@@ -1,9 +1,9 @@
 package main
 
 import (
- 	"github.com/lthurston/quiet/commands"
+	"github.com/lthurston/quiet/commands"
 )
 
 func main() {
-  commands.Execute()
-}
+	commands.Execute()
+}