Merge pull request #483 from kool-dev/errors-handling

`kool start` error message improv + verbose output improvement

commands/start.go

@@ -1,11 +1,13 @@
 package commands
 
 import (
+ "fmt"
  "kool-dev/kool/core/builder"
  "kool-dev/kool/core/environment"
  "kool-dev/kool/core/network"
  "kool-dev/kool/services/checker"
  "kool-dev/kool/services/updater"
+ "strings"
 
  "github.com/spf13/cobra"
 )
@@ -107,6 +109,9 @@ func (s *KoolStart) Execute(args []string) (err error) {
  }
 
  if err = s.checkDependencies(); err != nil {
+ if strings.HasPrefix(err.Error(), "no configuration file provided: not found") {
+ err = fmt.Errorf("could not find docker-compose.yml - check your current working directory.\n\n[err: %v]", err)
+ }
  return
  }
 

core/shell/shell.go

@@ -136,9 +136,9 @@ func (s *DefaultShell) Exec(command builder.Command, extraArgs ...string) (outSt
  }
 
  if verbose {
- fmt.Fprintf(s.ErrStream(), "$ (exec) %s %v\n",
+ fmt.Fprintf(s.ErrStream(), "$ (exec) %s %s\n",
  exe,
- args,
+ strings.Join(args, " "),
  )
  }
 
@@ -174,11 +174,11 @@ func (s *DefaultShell) Interactive(originalCmd builder.Command, extraArgs ...str
 
  if verbose {
  checker := NewTerminalChecker()
- fmt.Fprintf(s.ErrStream(), "$ (TTY in: %v out: %v) %s %v\n",
+ fmt.Fprintf(s.ErrStream(), "$ (TTY in: %v out: %v) %s %s\n",
  checker.IsTerminal(cmdptr.in),
  checker.IsTerminal(cmdptr.out),
  cmdptr.Command.Cmd(),
- cmdptr.Command.Args(),
+ strings.Join(cmdptr.Command.Args(), " "),
  )
  }