fixed the remaing tests

* Added the default 500 error when the HTML generator functions error
* Fixed some bugs with the string partitioning algorithm

admin-app/post.go

@@ -139,6 +139,10 @@ func deletePostHandler(database database.Database) func(*gin.Context) {
 // removing the given ranges
 func partitionString(text string, indexes [][]int) []string {
 
+	if len(text) == 0 {
+		return []string{}
+	}
+
 	partitions := make([]string, 0)
 	start := 0
 	for _, window := range indexes {
@@ -187,10 +191,15 @@ func transformContent(content string, shortcode_handlers map[string]*lua.LState)
 	regex, _ := regexp.Compile(`{{[\w.-]+(:[\w.-]+)+}}`)
 
 	shortcodes := regex.FindAllStringIndex(content, -1)
+	if len(shortcodes) == 0 {
+		return content, nil
+	}
+
 	partitions := partitionString(content, shortcodes)
 
 	builder := strings.Builder{}
 	i := 0
+
 	for i, shortcode := range shortcodes {
 		builder.WriteString(partitions[i])
 

app/app.go

@@ -57,7 +57,7 @@ func addCachableHandler(e *gin.Engine, method string, endpoint string, generator
 		if err != nil {
 			log.Error().Msgf("could not generate html: %v", err)
 			// TODO : Need a proper error page
-			// c.JSON(http.StatusInternalServerError, common.ErrorRes("could not render HTML", err))
+			c.JSON(http.StatusInternalServerError, common.ErrorRes("could not render HTML", err))
 			return
 		}