refactor: DRY up reports in golang

This unifies all the report-handling code so that plugins only need to worry about the data they wish to represent, and not the logic of actually returning it.

plugins/network/network.go

@@ -5,7 +5,6 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
-	"reflect"
 	"strconv"
 	"strings"
 
@@ -225,38 +224,7 @@ func ReportSingleApp(appName, infoFlag string) {
 		"--network-listeners":           strings.Join(GetListeners(appName), " "),
 	}
 
-	if len(infoFlag) == 0 {
-		common.LogInfo2Quiet(fmt.Sprintf("%s network information", appName))
-		for k, v := range infoFlags {
-			key := common.UcFirst(strings.Replace(strings.TrimPrefix(k, "--"), "-", " ", -1))
-			common.LogVerbose(fmt.Sprintf("%s%s", Right(fmt.Sprintf("%s:", key), 31, " "), v))
-		}
-		return
-	}
-
-	for k, v := range infoFlags {
-		if infoFlag == k {
-			fmt.Fprintln(os.Stdout, v)
-			return
-		}
-	}
-
-	keys := reflect.ValueOf(infoFlags).MapKeys()
-	strkeys := make([]string, len(keys))
-	for i := 0; i < len(keys); i++ {
-		strkeys[i] = keys[i].String()
-	}
-	common.LogFail(fmt.Sprintf("Invalid flag passed, valid flags: %s", strings.Join(strkeys, ", ")))
-}
-
-func times(str string, n int) (out string) {
-	for i := 0; i < n; i++ {
-		out += str
-	}
-	return
-}
-
-// Right right-pads the string with pad up to len runes
-func Right(str string, length int, pad string) string {
-	return str + times(pad, length-len(str))
+	trimPrefix := false
+	uppercaseFirstCharacter := true
+	common.ReportSingleApp("network", appName, infoFlag, infoFlags, trimPrefix, uppercaseFirstCharacter)
 }