typo in last commit caused failure

Author: NSoiffer

src/interface.rs

@@ -179,11 +179,11 @@ pub fn set_mathml(mathml_str: impl AsRef<str>) -> Result<String> {
             static HTML_ENTITIES_MAPPING: phf::Map<&str, &str> = include!("entities.in");
 
             let mut error_message = "".to_string(); // can't return a result inside the replace_all, so we do this hack of setting the message and then returning the error
-                                                    // need to deal with character data and convert to something the parser knows
+                                                                     
             let mathml_str = XML_COMMENT.replace_all(&mathml_str, "");
             let mathml_str = PROCESSING_INSTRUCTION.replace_all(&mathml_str, "");
-
-            HTML_ENTITIES.replace_all(&mathml_str, |cap: &Captures| match HTML_ENTITIES_MAPPING.get(&cap[1]) {
+            // FIX: need to deal with character data and convert to something the parser knows
+            let mathml_str = HTML_ENTITIES.replace_all(&mathml_str, |cap: &Captures| match HTML_ENTITIES_MAPPING.get(&cap[1]) {
                     None => {
                         error_message = format!("No entity named '{}'", &cap[0]);
                         cap[0].to_string()