format/config: add GoString

This is more convenient for testing and debugging.

1 files changed, 10 insertions, 0 deletions

diff --git a/plumbing/format/config/option.go b/plumbing/format/config/option.go
index 3c391c6..481af02 100644
--- a/plumbing/format/config/option.go
+++ b/plumbing/format/config/option.go
@@ -1,6 +1,7 @@
 package config
 
 import (
+	"fmt"
 	"strings"
 )
 
@@ -21,6 +22,15 @@ func (o *Option) IsKey(key string) bool {
 	return strings.ToLower(o.Key) == strings.ToLower(key)
 }
 
+func (opts Options) GoString() string {
+	var strs []string
+	for _, opt := range opts {
+		strs = append(strs, fmt.Sprintf("%#v", opt))
+	}
+
+	return strings.Join(strs, ", ")
+}
+
 // Get gets the value for the given key if set,
 // otherwise it returns the empty string.
 //