Add options to EditCaption (incl ParseMode) (#230)

bot.go

@@ -747,7 +747,7 @@ func (b *Bot) EditReplyMarkup(message Editable, markup *ReplyMarkup) (*Message,
 // EditCaption used to edit already sent photo caption with known recepient and message id.
 //
 // On success, returns edited message object
-func (b *Bot) EditCaption(message Editable, caption string) (*Message, error) {
+func (b *Bot) EditCaption(message Editable, caption string, options ...interface{}) (*Message, error) {
 	messageID, chatID := message.MessageSig()
 
 	params := map[string]string{"caption": caption}
@@ -760,6 +760,9 @@ func (b *Bot) EditCaption(message Editable, caption string) (*Message, error) {
 		params["message_id"] = messageID
 	}
 
+	sendOpts := extractOptions(options)
+	embedSendOptions(params, sendOpts)
+
 	respJSON, err := b.Raw("editMessageCaption", params)
 	if err != nil {
 		return nil, err
@@ -805,6 +808,7 @@ func (b *Bot) EditMedia(message Editable, inputMedia InputMedia, options ...inte
 		Type      string    `json:"type"`
 		Caption   string    `json:"caption"`
 		Media     string    `json:"media"`
+		ParseMode ParseMode `json:"parse_mode,omitempty"`
 
 		// Video.
 		Width             int  `json:"width,omitempty"`
@@ -828,6 +832,11 @@ func (b *Bot) EditMedia(message Editable, inputMedia InputMedia, options ...inte
 
 	resultMedia := &FileJson{Media: mediaRepr}
 
+	sendOpts := extractOptions(options)
+	if sendOpts != nil {
+		resultMedia.ParseMode = sendOpts.ParseMode
+	}
+
 	switch y := inputMedia.(type) {
 	case *Photo:
 		resultMedia.Type = "photo"
@@ -886,7 +895,6 @@ func (b *Bot) EditMedia(message Editable, inputMedia InputMedia, options ...inte
 		file["thumb"] = *thumb.MediaFile()
 	}
 
-	sendOpts := extractOptions(options)
 	embedSendOptions(params, sendOpts)
 
 	respJSON, err := b.sendFiles("editMessageMedia", file, params)