babel-helper-builder-react-jsx - npm Package Compare versions

Comparing version 6.9.0 to 6.18.0

lib/index.js

@@ -1,2 +0,2 @@
-/*istanbul ignore next*/"use strict";
+"use strict";
 
@@ -12,3 +12,3 @@ exports.__esModule = true;
 
-  visitor.JSXElement = { /*istanbul ignore next*/
+  visitor.JSXElement = {
     exit: function exit(path, file) {
@@ -33,3 +33,3 @@ var callExpr = buildElementCall(path.get("openingElement"), file);
         return t.thisExpression();
-      } else if ( /*istanbul ignore next*/_esutils2.default.keyword.isIdentifierNameES6(node.name)) {
+      } else if (_esutils2.default.keyword.isIdentifierNameES6(node.name)) {
         node.type = "Identifier";
@@ -76,3 +76,3 @@ } else {
 
-    var tagName = /*istanbul ignore next*/void 0;
+    var tagName = void 0;
     if (t.isIdentifier(tagExpr)) {
@@ -110,9 +110,2 @@ tagName = tagExpr.name;
 
-  /**
-   * The logic for this is quite terse. It's because we need to
-   * support spread elements. We loop over all attributes,
-   * breaking on spreads, we then push a new object containg
-   * all prior attributes to an array for later processing.
-   */
-
   function buildOpeningElementAttributes(attribs, file) {
@@ -122,2 +115,7 @@ var _props = [];
 
+    var useBuiltIns = file.opts.useBuiltIns || false;
+    if (typeof useBuiltIns !== "boolean") {
+      throw new Error("transform-react-jsx currently only accepts a boolean option for useBuiltIns (defaults to false)");
+    }
+
     function pushProps() {
@@ -143,6 +141,4 @@ if (!_props.length) return;
     if (objs.length === 1) {
-      // only one object
       attribs = objs[0];
     } else {
-      // looks like we have multiple objects
       if (!t.isObjectExpression(objs[0])) {
@@ -152,4 +148,5 @@ objs.unshift(t.objectExpression([]));
 
-      // spread it
-      attribs = t.callExpression(file.addHelper("extends"), objs);
+      var helper = useBuiltIns ? t.memberExpression(t.identifier("Object"), t.identifier("assign")) : file.addHelper("extends");
+
+      attribs = t.callExpression(helper, objs);
     }
@@ -161,13 +158,10 @@
 
-var /*istanbul ignore next*/_esutils = require("esutils");
+var _esutils = require("esutils");
 
-/*istanbul ignore next*/
 var _esutils2 = _interopRequireDefault(_esutils);
 
-var /*istanbul ignore next*/_babelTypes = require("babel-types");
+var _babelTypes = require("babel-types");
 
-/*istanbul ignore next*/
 var t = _interopRequireWildcard(_babelTypes);
 
-/*istanbul ignore next*/
 function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
@@ -177,2 +171,2 @@
 
-module.exports = exports["default"]; // function called with (state: ElementState) after building attribs
+module.exports = exports["default"];

package.json

 {
   "name": "babel-helper-builder-react-jsx",
-  "version": "6.9.0",
-  "description": "",
+  "version": "6.18.0",
+  "description": "Helper function to build react jsx",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-builder-react-jsx",
@@ -10,3 +10,3 @@ "license": "MIT",
     "babel-runtime": "^6.9.0",
-    "babel-types": "^6.9.0",
+    "babel-types": "^6.18.0",
     "esutils": "^2.0.0",
@@ -13,0 +13,0 @@ "lodash": "^4.2.0"

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Worsened metrics

Total package byte prevSize

5482

decreased by-4.56%

Lines of code

121

decreased by-5.47%

Dependency changes

• Updatedbabel-types@^6.18.0