Remove debugger, test focus, and lint fixes.

src/selectors.js

@@ -4,7 +4,7 @@ const {isSubset} = require('underscore-plus')
 
 // Private: Parse a selector into parts.
 //          If already parsed, returns the selector unmodified.
-// 
+//
 // * `selector` a {String|Array<String>} specifying what to match
 // Returns selector parts, an {Array<String>}.
 function parse (selector) {

src/tree-sitter-language-mode.js

@@ -363,14 +363,13 @@ class TreeSitterLanguageMode {
 
     let smallestNode
     this._forEachTreeWithRange(range, tree => {
-      if (typeof selector === 'function') debugger
       let node = tree.rootNode.descendantForIndex(startIndex, searchEndIndex)
       while (node) {
         if (nodeContainsIndices(node, startIndex, endIndex) && where(node)) {
           if (nodeIsSmaller(node, smallestNode)) smallestNode = node
           break
         }
-        node = node.parent        
+        node = node.parent
       }
     })