YTSFlix_Go/vendor/github.com/gobuffalo/packr/env.go

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2018-11-04 14:58:15 +00:00
package packr
import (
"os"
"os/exec"
"path/filepath"
"strings"
"sync"
)
var goPath = filepath.Join(os.Getenv("HOME"), "go")
func init() {
var once sync.Once
once.Do(func() {
cmd := exec.Command("go", "env", "GOPATH")
b, err := cmd.CombinedOutput()
if err != nil {
return
}
goPath = strings.TrimSpace(string(b))
})
}
// GoPath returns the current GOPATH env var
// or if it's missing, the default.
func GoPath() string {
return goPath
}
// GoBin returns the current GO_BIN env var
// or if it's missing, a default of "go"
func GoBin() string {
go_bin := os.Getenv("GO_BIN")
if go_bin == "" {
return "go"
}
return go_bin
}