Merge pull request #170 from ipinfo/haris/BE-2215

Implements `ipinfo tool is_valid`

Author: UmanShahzad

ipinfo/cmd_tool.go

@@ -16,6 +16,7 @@ var completionsTool = &complete.Command{
 		"prev":      completionsToolPrev,
 		"is_v4":     completionsToolIsV4,
 		"is_v6":     completionsToolIsV6,
+		"is_valid":  completionsToolIsValid,
 		"is_one_ip": completionsToolIsOneIp,
 		"lower":     completionsToolLower,
 		"upper":     completionsToolUpper,
@@ -41,6 +42,7 @@ Commands:
   prev         get the previous IP of the input IP
   is_v4        reports whether input is an IPv4 address.
   is_v6        reports whether input is an IPv6 address.
+  is_valid     reports whether an IP is valid.
   is_one_ip    checks whether a CIDR or IP Range contains exactly one IP.
   lower        get start IP of IPs, IP ranges, and CIDRs.
   upper        get end IP of IPs, IP ranges, and CIDRs.
@@ -86,6 +88,8 @@ func cmdTool() error {
 		err = cmdToolIsV4()
 	case cmd == "is_v6":
 		err = cmdToolIsV6()
+	case cmd == "is_valid":
+		err = cmdToolIsValid()
 	case cmd == "is_one_ip":
 		err = cmdToolIsOneIp()
 	case cmd == "lower":

ipinfo/cmd_tool_isValid.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"fmt"
+	"github.com/ipinfo/cli/lib"
+	"github.com/ipinfo/cli/lib/complete"
+	"github.com/ipinfo/cli/lib/complete/predict"
+	"github.com/spf13/pflag"
+)
+
+var completionsToolIsValid = &complete.Command{
+	Flags: map[string]complete.Predictor{
+		"-h":     predict.Nothing,
+		"--help": predict.Nothing,
+	},
+}
+
+// printHelpToolIsValid prints the help message for the "is_valid" command.
+func printHelpToolIsValid() {
+	fmt.Printf(
+		`Usage: %s tool is_valid <ip>
+
+Description:
+  Reports whether an IP is valid.
+
+Examples:
+  %[1]s is_valid "190.87.89.1"
+  %[1]s is_valid "2001:0db8:85a3:0000:0000:8a2e:0370:7334"
+  %[1]s is_valid "::"
+  %[1]s is_valid "0"
+  %[1]s is_valid ""
+
+Options:
+  General:
+    --help, -h
+      show help.
+`, progBase)
+}
+
+// cmdToolIsValid is the handler for the "is_valid" command.
+func cmdToolIsValid() error {
+	f := lib.CmdToolIsValidFlags{}
+	f.Init()
+	pflag.Parse()
+
+	return lib.CmdToolIsValid(f, pflag.Args()[2:], printHelpToolIsValid)
+}

lib/cmd_tool_valid.go

@@ -0,0 +1,41 @@
+package lib
+
+import (
+	"fmt"
+	"github.com/spf13/pflag"
+)
+
+// CmdToolIsValidFlags are flags expected by CmdToolIsValid
+type CmdToolIsValidFlags struct {
+	Help bool
+	ipv6 bool
+}
+
+// Init initializes the common flags available to CmdToolIsValid with sensible
+func (f *CmdToolIsValidFlags) Init() {
+	pflag.BoolVarP(
+		&f.Help,
+		"help", "h", false,
+		"show help.",
+	)
+}
+
+// CmdToolIsValid converts a number to an IP address
+func CmdToolIsValid(f CmdToolIsValidFlags, args []string, printHelp func()) error {
+	if f.Help {
+		printHelp()
+		return nil
+	}
+
+	op := func(input string, input_type INPUT_TYPE) error {
+		switch input_type {
+		case INPUT_TYPE_IP:
+			fmt.Printf("%s,%v\n", input, true)
+		default:
+			fmt.Printf("%s,%v\n", input, false)
+		}
+		return nil
+	}
+
+	return GetInputFrom(args, true, true, op)
+}