feat(options): add a new option --default/-d (#41)

* feat(options): add a new option --default/-d

* feat(options): add a new option --default/-t

Author: shipengqi

internal/config/config.go

@@ -85,6 +85,10 @@ func (c *Config) Run(opts *options.Options) (*render.Template, error) {
 	if err != nil {
 		return nil, err
 	}
+
+	if opts.Default {
+		return c.defaultTmpl, nil
+	}
 	// find the given template
 	if len(opts.Template) > 0 {
 		if opts.Template == c.defaultTmpl.Name {

internal/options/options.go

@@ -9,6 +9,7 @@ import (
 type Options struct {
 	DryRun     bool
 	NoTTY      bool
+	Default    bool
 	Template   string
 	GitOptions *git.Options
 }
@@ -25,6 +26,7 @@ func (o *Options) AddFlags(f *pflag.FlagSet) {
 
 	f.BoolVar(&o.DryRun, "dry-run", o.DryRun, "you can use the --dry-run flag to preview the message that would be committed, without really submitting it.")
 	f.StringVarP(&o.Template, "template", "t", o.Template, "template name to use when multiple templates exist.")
+	f.BoolVarP(&o.Default, "default", "d", o.Default, "use the default template, '--default' has a higher priority than '--template'.")
 	f.BoolVar(&o.NoTTY, "no-tty", o.NoTTY, "make sure that the TTY (terminal) is never used for any output.")
 
 	_ = f.MarkHidden("no-tty")