1 files changed, 73 insertions, 0 deletions
diff --git a/Magefile.go b/Magefile.go
new file mode 100644
index 0000000..015f0f1
--- /dev/null
+++ b/Magefile.go
@@ -0,0 +1,73 @@
+//go:build mage
+
+// Package main provides build targets for anelephantinachinashop.
+// Targets follow the same style as other projects: Default builds, Test runs tests,
+// Bench runs benchmarks, Install copies binary to GOPATH/bin.
+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/magefile/mage/mg"
+	"github.com/magefile/mage/sh"
+)
+
+const binaryName = "anelephantinachinashop"
+
+// Default builds the project.
+func Default() {
+	mg.Deps(Build)
+}
+
+// Build compiles the binary.
+func Build() error {
+	return sh.RunV("go", "build", "-o", binaryName, "./cmd/anelephantinachinashop")
+}
+
+// Test runs all unit tests.
+func Test() error {
+	return sh.RunV("go", "test", "./...")
+}
+
+// Bench runs all benchmarks in the cpu package.
+func Bench() error {
+	return sh.RunV("go", "test", "-bench=.", "-benchmem", "./internal/cpu/...")
+}
+
+// Install builds and copies the binary to GOPATH/bin.
+func Install() error {
+	mg.Deps(Build)
+
+	gopath := os.Getenv("GOPATH")
+	if gopath == "" {
+		home, err := os.UserHomeDir()
+		if err != nil {
+			return fmt.Errorf("get home dir: %w", err)
+		}
+		gopath = filepath.Join(home, "go")
+	}
+
+	binDir := filepath.Join(gopath, "bin")
+	if err := os.MkdirAll(binDir, 0755); err != nil {
+		return fmt.Errorf("create bin dir: %w", err)
+	}
+
+	return sh.RunV("cp", "-v", binaryName, binDir)
+}
+
+// Uninstall removes the binary from GOPATH/bin.
+func Uninstall() error {
+	gopath := os.Getenv("GOPATH")
+	if gopath == "" {
+		home, err := os.UserHomeDir()
+		if err != nil {
+			return fmt.Errorf("get home dir: %w", err)
+		}
+		gopath = filepath.Join(home, "go")
+	}
+
+	binPath := filepath.Join(gopath, "bin", binaryName)
+	return os.Remove(binPath)
+}