package cmd import ( "errors" "os" "github.com/urfave/cli/v2" "go.jolheiser.com/beaver" ) var Init = &cli.Command{ Name: "init", Usage: "Initialize a template", Description: "Initializes a template structure for creating a new tmpl template", Action: runInit, } func runInit(_ *cli.Context) error { if _, err := os.Lstat("template.toml"); !os.IsNotExist(err) { if err != nil { return err } return errors.New("template.toml already detected, aborting initialization") } if fi, err := os.Lstat("template"); !os.IsNotExist(err) { if err != nil { return err } if !fi.IsDir() { return errors.New("template file found instead of directory, aborting initialization") } return errors.New("template directory already detected, aborting initialization") } fi, err := os.Create("template.toml") if err != nil { return err } if _, err := fi.WriteString(comments); err != nil { return err } if err := os.Mkdir("template", os.ModePerm); err != nil { return err } beaver.Info("Template initialized!") return fi.Close() } var comments = `# template.toml # Write any template args here to prompt the user for, giving any defaults/options as applicable [name] prompt = "Project Name" help = "The name to use in the project" default = "tmpl" `