Refactor: move codes

Author: golopot

lib/rules/jsx-no-useless-fragment.js

@@ -6,51 +6,6 @@
 const pragmaUtil = require('../util/pragma');
 const docsUrl = require('../util/docsUrl');
 
-/**
- * Test whether a JSXElement is a fragment
- * @param {JSXElement} node
- * @param {object} context
- * @returns {boolean}
- */
-function isFragment(node, context) {
-  const name = node.openingElement.name;
-  const reactPragma = pragmaUtil.getFromContext(context);
-  const fragmentPragma = pragmaUtil.getFragmentFromContext(context);
-
-  // <Fragment>
-  if (
-    name.type === 'JSXIdentifier'
-    && name.name === fragmentPragma
-  ) {
-    return true;
-  }
-
-  // <React.Fragment>
-  if (
-    name.type === 'JSXMemberExpression'
-    && name.object.type === 'JSXIdentifier'
-    && name.object.name === reactPragma
-    && name.property.type === 'JSXIdentifier'
-    && name.property.name === fragmentPragma
-  ) {
-    return true;
-  }
-
-  return false;
-}
-
-
-/**
- * Test whether a node is an padding spaces trimmed by react runtime.
- * @param {ASTNode} node
- * @returns {boolean}
- */
-function isPaddingSpaces(node) {
-  return (node.type === 'JSXText' || node.type === 'Literal')
-    && /^\s*$/.test(node.raw)
-    && node.raw.includes('\n');
-}
-
 
 module.exports = {
   meta: {
@@ -68,6 +23,54 @@ module.exports = {
   },
 
   create(context) {
+    const reactPragma = pragmaUtil.getFromContext(context);
+    const fragmentPragma = pragmaUtil.getFragmentFromContext(context);
+
+    /**
+     * Test whether a JSXElement is a fragment
+     * @param {JSXElement} node
+     * @returns {boolean}
+     */
+    function isFragment(node) {
+      const name = node.openingElement.name;
+
+      // <Fragment>
+      if (
+        name.type === 'JSXIdentifier'
+        && name.name === fragmentPragma
+      ) {
+        return true;
+      }
+
+      // <React.Fragment>
+      if (
+        name.type === 'JSXMemberExpression'
+        && name.object.type === 'JSXIdentifier'
+        && name.object.name === reactPragma
+        && name.property.type === 'JSXIdentifier'
+        && name.property.name === fragmentPragma
+      ) {
+        return true;
+      }
+
+      return false;
+    }
+
+    /**
+     * Test whether a node is an padding spaces trimmed by react runtime.
+     * @param {ASTNode} node
+     * @returns {boolean}
+     */
+    function isPaddingSpaces(node) {
+      return (node.type === 'JSXText' || node.type === 'Literal')
+        && /^\s*$/.test(node.raw)
+        && node.raw.includes('\n');
+    }
+
+    /**
+     * Test whether a JSXElement has less than two children, excluding paddings spaces.
+     * @param {JSXElement|JSXFragment} node
+     */
     function hasLessThanTwoChildren(node) {
       if (node.children.length < 2) {
         return true;
@@ -108,7 +111,7 @@ module.exports = {
 
     return {
       JSXElement(node) {
-        if (isFragment(node, context)) {
+        if (isFragment(node)) {
           checkNode(node);
         }
       },