Allow overlapping highlight selection

Author: RoyEJohnson

src/Highlighter.ts

@@ -261,16 +261,13 @@ export default class Highlighter {
       const highlights: Highlight[] = Object.values(this.highlights)
         .filter((other: Highlight) => other.intersects(range));
 
-      if (highlights.length === 0) {
-        const highlight: Highlight = new Highlight(
-          range,
-          { content: rangeContentsString(range) },
-          this.getHighlightOptions()
-        );
-        onSelect(highlights, highlight);
-      } else {
-        onSelect(highlights);
-      }
+      // This now allows overlapping highlights
+      const highlight: Highlight = new Highlight(
+        range,
+        { content: rangeContentsString(range) },
+        this.getHighlightOptions()
+      );
+      onSelect(highlights, highlight);
     }
   }