clippy fixes

src/chemistry.rs

@@ -1215,6 +1215,7 @@ fn likely_chem_formula_operator(mathml: Element) -> isize {
         fn is_legal_triple_bond(left: &str, right: &str) -> bool {
             // from en.wikipedia.org/wiki/Triple_bond
             // 'B' is from studiousguy.com/triple-bond-examples/
+            #![allow(clippy::if_same_then_else)]
             if left=="C" && (right == "C" || right == "N" || right == "O") {
                 return true;
             } else if left == "B" && right == "B" {

src/interface.rs

@@ -460,7 +460,7 @@ pub fn trim_element(e: &Element) {
 
     // hack to avoid non-breaking whitespace from being removed -- move to a unique non-whitespace char then back
     let trimmed_text = single_text.replace(' ', TEMP_NBSP).trim().replace(TEMP_NBSP, " ");
-    if !(is_leaf(*e) || name(&e) == "intent-literal") && !single_text.is_empty() {  // intent-literal comes from testing intent
+    if !(is_leaf(*e) || name(e) == "intent-literal" || single_text.is_empty()) {  // intent-literal comes from testing intent
         // FIX: we have a problem -- what should happen???
         // FIX: For now, just keep the children and ignore the text and log an error -- shouldn't panic/crash
         if !trimmed_text.is_empty() {