Update build-lambda-zip to use urfave/cli/v2 (#266)

Co-authored-by: Bryan Moffatt <bmoffatt@users.noreply.github.com>

cmd/build-lambda-zip/main.go

@@ -8,36 +8,36 @@ import (
 	"os"
 	"path/filepath"
 
-	"github.com/urfave/cli"
+	"github.com/urfave/cli/v2"
 )
 
 func main() {
-	app := cli.NewApp()
-	app.Name = "build-lambda-zip"
-	app.Usage = "Put an executable and supplemental files into a zip file that works with AWS Lambda."
-	app.Flags = []cli.Flag{
-		&cli.StringFlag{
-			Name:  "output, o",
-			Value: "",
-			Usage: "output file path for the zip. Defaults to the first input file name.",
+	app := &cli.App{
+		Name:  "build-lambda-zip",
+		Usage: "Put an executable and supplemental files into a zip file that works with AWS Lambda.",
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:  "output, o",
+				Value: "",
+				Usage: "output file path for the zip. Defaults to the first input file name.",
+			},
 		},
-	}
-
-	app.Action = func(c *cli.Context) error {
-		if !c.Args().Present() {
-			return errors.New("no input provided")
-		}
+		Action: func(c *cli.Context) error {
+			if !c.Args().Present() {
+				return errors.New("no input provided")
+			}
 
-		inputExe := c.Args().First()
-		outputZip := c.String("output")
-		if outputZip == "" {
-			outputZip = fmt.Sprintf("%s.zip", filepath.Base(inputExe))
-		}
+			inputExe := c.Args().First()
+			outputZip := c.String("output")
+			if outputZip == "" {
+				outputZip = fmt.Sprintf("%s.zip", filepath.Base(inputExe))
+			}
 
-		if err := compressExeAndArgs(outputZip, inputExe, c.Args().Tail()); err != nil {
-			return fmt.Errorf("failed to compress file: %v", err)
-		}
-		return nil
+			if err := compressExeAndArgs(outputZip, inputExe, c.Args().Tail()); err != nil {
+				return fmt.Errorf("failed to compress file: %v", err)
+			}
+			return nil
+		},
 	}
 
 	if err := app.Run(os.Args); err != nil {

go.mod

@@ -4,5 +4,5 @@ go 1.12
 
 require (
 	github.com/stretchr/testify v1.4.0
-	github.com/urfave/cli v1.22.1
+	github.com/urfave/cli/v2 v2.1.1
 )

go.sum

@@ -12,8 +12,9 @@ github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeV
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
-github.com/urfave/cli v1.22.1 h1:+mkCCcOFKPnCmVYVcURKps1Xe+3zP90gSYGNfRkjoIY=
-github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
+github.com/urfave/cli/v2 v2.1.1 h1:Qt8FeAtxE/vfdrLmR3rxR6JRE0RoVmbXu8+6kZtYU4k=
+github.com/urfave/cli/v2 v2.1.1/go.mod h1:SE9GqnLQmjVa0iPEY0f1w3ygNIYcIJ0OKPMoW2caLfQ=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=