Files
gluetun/internal/env/env.go
2020-04-19 18:13:48 +00:00

42 lines
746 B
Go

package env
import (
"context"
"os"
"github.com/qdm12/golibs/logging"
)
type Env interface {
FatalOnError(err error)
PrintVersion(ctx context.Context, program string, commandFn func(ctx context.Context) (string, error))
}
type env struct {
logger logging.Logger
osExit func(n int)
}
func New(logger logging.Logger) Env {
return &env{
logger: logger,
osExit: os.Exit,
}
}
func (e *env) FatalOnError(err error) {
if err != nil {
e.logger.Error(err)
e.osExit(1)
}
}
func (e *env) PrintVersion(ctx context.Context, program string, commandFn func(ctx context.Context) (string, error)) {
version, err := commandFn(ctx)
if err != nil {
e.logger.Error(err)
} else {
e.logger.Info("%s version: %s", program, version)
}
}