Custom location support

README.md

@@ -16,4 +16,9 @@ go install github.com/electrofocus/sandbox@latest
 To open editor with fresh project run
 ```
 sandbox
+```
+
+By default, project is located in temporary directory. Pass a path to existing directory as command argument to use custom location for project
+```
+sandbox /Users/John/Documents
 ```

main.go

@@ -8,35 +8,40 @@ import (
 )
 
 func main() {
- path, err := os.MkdirTemp("", "sandbox_*")
+ var dir string
+ if len(os.Args) > 1 {
+ dir = os.Args[1]
+ }
+
+ dir, err := os.MkdirTemp(dir, "sandbox_*")
  if err != nil {
  fmt.Printf("can't create temporary directory (%s)", err)
  return
  }
 
- f1, err := os.Create(filepath.Join(path, "main.go"))
+ f, err := os.Create(filepath.Join(dir, "main.go"))
  if err != nil {
  fmt.Printf("can't create main.go file (%s)", err)
  return
  }
 
- defer f1.Close()
- f1.WriteString(`package main
+ defer f.Close()
+ f.WriteString(`package main
 
 func main() {
  
 }
 `)
 
- os.Chdir(path)
+ os.Chdir(dir)
  execCmd("go", "mod", "init", "sandbox")
 
  if editor := os.Getenv("EDITOR"); editor != "" {
- execCmd(editor, f1.Name())
+ execCmd(editor, f.Name())
  return
  }
 
- execCmd("code", path, "--goto", f1.Name()+":4:2")
+ execCmd("code", dir, "--goto", f.Name()+":4:2")
 }
 
 func execCmd(name string, args ...string) {