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// +build mage
package main
import (
"bytes"
"errors"
"fmt"
"io/ioutil"
"os"
"path"
"path/filepath"
"runtime"
"strings"
"sync"
"time"
"github.com/magefile/mage/mg"
"github.com/magefile/mage/sh"
)
const (
packageName = "github.com/gohugoio/hugo"
noGitLdflags = "-X $PACKAGE/hugolib.BuildDate=$BUILD_DATE"
)
var ldflags = "-X $PACKAGE/hugolib.CommitHash=$COMMIT_HASH -X $PACKAGE/hugolib.BuildDate=$BUILD_DATE"
// allow user to override go executable by running as GOEXE=xxx make ... on unix-like systems
var goexe = "go"
func init() {
if exe := os.Getenv("GOEXE"); exe != "" {
goexe = exe
}
// We want to use Go 1.11 modules even if the source lives inside GOPATH.
// The default is "auto".
os.Setenv("GO111MODULE", "on")
}
// Build hugo binary
func Hugo() error {
return sh.RunWith(flagEnv(), goexe, "build", "-ldflags", ldflags, "-tags", buildTags(), packageName)
}
// Build hugo binary with race detector enabled
func HugoRace() error {
return sh.RunWith(flagEnv(), goexe, "build", "-race", "-ldflags", ldflags, "-tags", buildTags(), packageName)
}
// Install hugo binary
func Install() error {
return sh.RunWith(flagEnv(), goexe, "install", "-ldflags", ldflags, "-tags", buildTags(), packageName)
}
func flagEnv() map[string]string {
hash, _ := sh.Output("git", "rev-parse", "--short", "HEAD")
return map[string]string{
"PACKAGE": packageName,
"COMMIT_HASH": hash,
"BUILD_DATE": time.Now().Format("2006-01-02T15:04:05Z0700"),
}
}
func Generate() error {
return sh.RunWith(flagEnv(), goexe, "generate", path.Join(packageName, "tpl/tplimpl/embedded/generate"))
}
// Build hugo without git info
func HugoNoGitInfo() error {
ldflags = noGitLdflags
return Hugo()
}
var docker = sh.RunCmd("docker")
// Build hugo Docker container
func Docker() error {
if err := docker("build", "-t", "hugo", "."); err != nil {
return err
}
// yes ignore errors here
docker("rm", "-f", "hugo-build")
if err := docker("run", "--name", "hugo-build", "hugo ls /go/bin"); err != nil {
return err
}
if err := docker("cp", "hugo-build:/go/bin/hugo", "."); err != nil {
return err
}
return docker("rm", "hugo-build")
}
// Run tests and linters
func Check() {
if strings.Contains(runtime.Version(), "1.8") {
// Go 1.8 doesn't play along with go test ./... and /vendor.
// We could fix that, but that would take time.
fmt.Printf("Skip Check on %s\n", runtime.Version())
return
}
mg.Deps(Test386)
mg.Deps(Fmt, Vet)
// don't run two tests in parallel, they saturate the CPUs anyway, and running two
// causes memory issues in CI.
mg.Deps(TestRace)
}
// Run tests in 32-bit mode
// Note that we don't run with the extended tag. Currently not supported in 32 bit.
func Test386() error {
return sh.RunWith(map[string]string{"GOARCH": "386"}, goexe, "test", "./...")
}
// Run tests
func Test() error {
return sh.Run(goexe, "test", "./...", "-tags", buildTags())
}
// Run tests with race detector
func TestRace() error {
return sh.Run(goexe, "test", "-race", "./...", "-tags", buildTags())
}
// Run gofmt linter
func Fmt() error {
if !isGoLatest() {
return nil
}
pkgs, err := hugoPackages()
if err != nil {
return err
}
failed := false
first := true
for _, pkg := range pkgs {
files, err := filepath.Glob(filepath.Join(pkg, "*.go"))
if err != nil {
return nil
}
for _, f := range files {
// gofmt doesn't exit with non-zero when it finds unformatted code
// so we have to explicitly look for output, and if we find any, we
// should fail this target.
s, err := sh.Output("gofmt", "-l", f)
if err != nil {
fmt.Printf("ERROR: running gofmt on %q: %v\n", f, err)
failed = true
}
if s != "" {
if first {
fmt.Println("The following files are not gofmt'ed:")
first = false
}
failed = true
fmt.Println(s)
}
}
}
if failed {
return errors.New("improperly formatted go files")
}
return nil
}
var (
pkgPrefixLen = len("github.com/gohugoio/hugo")
pkgs []string
pkgsInit sync.Once
)
func hugoPackages() ([]string, error) {
var err error
pkgsInit.Do(func() {
var s string
s, err = sh.Output(goexe, "list", "./...")
if err != nil {
return
}
pkgs = strings.Split(s, "\n")
for i := range pkgs {
pkgs[i] = "." + pkgs[i][pkgPrefixLen:]
}
})
return pkgs, err
}
// Run golint linter
func Lint() error {
pkgs, err := hugoPackages()
if err != nil {
return err
}
failed := false
for _, pkg := range pkgs {
// We don't actually want to fail this target if we find golint errors,
// so we don't pass -set_exit_status, but we still print out any failures.
if _, err := sh.Exec(nil, os.Stderr, nil, "golint", pkg); err != nil {
fmt.Printf("ERROR: running go lint on %q: %v\n", pkg, err)
failed = true
}
}
if failed {
return errors.New("errors running golint")
}
return nil
}
// Run go vet linter
func Vet() error {
if err := sh.Run(goexe, "vet", "./..."); err != nil {
return fmt.Errorf("error running go vet: %v", err)
}
return nil
}
// Generate test coverage report
func TestCoverHTML() error {
const (
coverAll = "coverage-all.out"
cover = "coverage.out"
)
f, err := os.Create(coverAll)
if err != nil {
return err
}
defer f.Close()
if _, err := f.Write([]byte("mode: count")); err != nil {
return err
}
pkgs, err := hugoPackages()
if err != nil {
return err
}
for _, pkg := range pkgs {
if err := sh.Run(goexe, "test", "-coverprofile="+cover, "-covermode=count", pkg); err != nil {
return err
}
b, err := ioutil.ReadFile(cover)
if err != nil {
if os.IsNotExist(err) {
continue
}
return err
}
idx := bytes.Index(b, []byte{'\n'})
b = b[idx+1:]
if _, err := f.Write(b); err != nil {
return err
}
}
if err := f.Close(); err != nil {
return err
}
return sh.Run(goexe, "tool", "cover", "-html="+coverAll)
}
func isGoLatest() bool {
return strings.Contains(runtime.Version(), "1.11")
}
func buildTags() string {
// To build the extended Hugo SCSS/SASS enabled version, build with
// HUGO_BUILD_TAGS=extended mage install etc.
if envtags := os.Getenv("HUGO_BUILD_TAGS"); envtags != "" {
return envtags
}
return "none"
}