--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/github.com/spf13/viper/internal/encoding/dotenv/codec.go Tue Aug 23 22:39:43 2022 +0200
@@ -0,0 +1,61 @@
+package dotenv
+
+import (
+ "bytes"
+ "fmt"
+ "sort"
+ "strings"
+
+ "github.com/subosito/gotenv"
+)
+
+const keyDelimiter = "_"
+
+// Codec implements the encoding.Encoder and encoding.Decoder interfaces for encoding data containing environment variables
+// (commonly called as dotenv format).
+type Codec struct{}
+
+func (Codec) Encode(v map[string]interface{}) ([]byte, error) {
+ flattened := map[string]interface{}{}
+
+ flattened = flattenAndMergeMap(flattened, v, "", keyDelimiter)
+
+ keys := make([]string, 0, len(flattened))
+
+ for key := range flattened {
+ keys = append(keys, key)
+ }
+
+ sort.Strings(keys)
+
+ var buf bytes.Buffer
+
+ for _, key := range keys {
+ _, err := buf.WriteString(fmt.Sprintf("%v=%v\n", strings.ToUpper(key), flattened[key]))
+ if err != nil {
+ return nil, err
+ }
+ }
+
+ return buf.Bytes(), nil
+}
+
+func (Codec) Decode(b []byte, v map[string]interface{}) error {
+ var buf bytes.Buffer
+
+ _, err := buf.Write(b)
+ if err != nil {
+ return err
+ }
+
+ env, err := gotenv.StrictParse(&buf)
+ if err != nil {
+ return err
+ }
+
+ for key, value := range env {
+ v[key] = value
+ }
+
+ return nil
+}