fix(babel-preset-gatsby): Ensure the spread operator works (#15172)

gatsbyjs · Jul 12, 2019 · bd07262 · bd07262
1 parent 3c5a45c
commit bd07262
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diff --git a/packages/babel-preset-gatsby/src/__tests__/index.js b/packages/babel-preset-gatsby/src/__tests__/index.js
@@ -50,6 +50,12 @@ it(`Specifies proper presets and plugins for test stage`, () => {
         useESModules: false,
       },
     ],
+    [
+      expect.stringContaining(path.join(`@babel`, `plugin-transform-spread`)),
+      {
+        loose: false,
+      },
+    ],
   ])
 })
 
@@ -111,6 +117,12 @@ it(`Specifies proper presets and plugins for build-html stage`, () => {
         useESModules: true,
       },
     ],
+    [
+      expect.stringContaining(path.join(`@babel`, `plugin-transform-spread`)),
+      {
+        loose: false,
+      },
+    ],
   ])
 })
 

diff --git a/packages/babel-preset-gatsby/src/index.js b/packages/babel-preset-gatsby/src/index.js
@@ -85,6 +85,12 @@ module.exports = function preset(_, options = {}) {
           absoluteRuntimePath,
         },
       ],
+      [
+        resolve(`@babel/plugin-transform-spread`),
+        {
+          loose: false, // Fixes #14848
+        },
+      ],
     ],
   }
 }