🎨 Simplify rule functionality

lib/rules/max-file-line-count.js

@@ -2,43 +2,20 @@
 
 var helpers = require('../helpers');
 
-/**
- * Get the 'last' node of the tree
- *
- * @param {Object} node - The node whose last child we want to return
- * @returns {Object} The last node
- */
-var getLastNode = function (node) {
-  var last = node.last();
-
-  return last ? getLastNode(last) : node;
-};
-
 module.exports = {
   'name': 'max-file-line-count',
   'defaults': {
     length: 300
   },
   'detect': function (ast, parser) {
     var result = [];
-    var last;
-
-    // If the syntax is Sass we must recursively loop to determine the last node.
-    // This is not required for SCSS which will always use the last node in the
-    // content of the parent stylesheet node
-    if (ast.syntax === 'sass') {
-      last = getLastNode(ast);
-    }
-    else {
-      last = ast.content[ast.content.length - 1];
-    }
 
-    if (last.end.line > parser.options.length) {
+    if (ast.end.line > parser.options.length) {
       result = helpers.addUnique(result, {
         'ruleId': parser.rule.name,
-        'line': last.end.line,
+        'line': ast.end.line,
         'column': 0,
-        'message': 'This file has ' + last.end.line + ' lines, which exceeds the maximum of ' + parser.options.length + ' lines allowed.',
+        'message': 'This file has ' + ast.end.line + ' lines, which exceeds the maximum of ' + parser.options.length + ' lines allowed.',
         'severity': parser.severity
       });
     }