*: mage, drop go1.1{5,6}, module updates, drop vendor

Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>

magefile.go

@@ -0,0 +1,116 @@
+//go:build mage
+// +build mage
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+
+	"github.com/magefile/mage/mg" // mg contains helpful utility functions, like Deps
+)
+
+var (
+	// Default target to run when none is specified
+	// If not set, running mage will list available targets
+	Default        = Build
+	app     string = "tar-split"
+	Stdout         = ourStdout
+	Stderr         = ourStderr
+
+	golangcilintVersion = "v1.51.2"
+)
+
+// Run all-the-things
+func All() error {
+	mg.Deps(Vet)
+	mg.Deps(Test)
+	mg.Deps(Build)
+	mg.Deps(Lint)
+	return nil
+}
+
+// A build step that requires additional params, or platform specific steps for example
+func Build() error {
+	mg.Deps(InstallDeps)
+	fmt.Println("Building...")
+	cmd := exec.Command("go", "build", "-v", "-o", app, "./cmd/tar-split")
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// Vet the codes
+func Vet() error {
+	fmt.Println("go vet...")
+	cmd := exec.Command("go", "vet", "./...")
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// Run the Linters
+func Lint() error {
+	mg.Deps(InstallToolsLint)
+	fmt.Println("Linting...")
+	cmd := exec.Command("golangci-lint", "run")
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// Run the tests available
+func Test() error {
+	fmt.Println("Testing...")
+	cmd := exec.Command("go", "test", "-v", "./...")
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// A custom install step if you need your bin someplace other than go/bin
+func Install() error {
+	mg.Deps(Build)
+	fmt.Println("Installing...")
+	return os.Rename(app, "/usr/local/bin/"+app)
+}
+
+// Manage your deps, or running package managers.
+func InstallDeps() error {
+	mg.Deps(Tidy)
+	fmt.Println("Installing Deps...")
+	cmd := exec.Command("go", "get", "./...")
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// Tools used during build/dev/test
+func InstallTools() error {
+	mg.Deps(InstallToolsLint)
+	return nil
+}
+
+func InstallToolsLint() error {
+	fmt.Println("Installing Deps...")
+	cmd := exec.Command("go", "install", "github.com/golangci/golangci-lint/cmd/golangci-lint@"+golangcilintVersion)
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// Tidy go modules
+func Tidy() error {
+	fmt.Println("Tidy up...")
+	cmd := exec.Command("go", "mod", "tidy")
+	cmd.Stdout = Stdout
+	cmd.Stderr = Stderr
+	return cmd.Run()
+}
+
+// Clean up after yourself
+func Clean() {
+	fmt.Println("Cleaning...")
+	os.RemoveAll(app)
+}