Simplified copyProps functions in documentation

enzymejs · Oct 23, 2018 · fe5b22d · fe5b22d
1 parent b9e7fec
commit fe5b22d
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Showing 3 changed files with 12 additions and 21 deletions.
diff --git a/docs/guides/jsdom.md b/docs/guides/jsdom.md
@@ -22,13 +22,10 @@ const jsdom = new JSDOM('<!doctype html><html><body></body></html>');
 const { window } = jsdom;
 
 function copyProps(src, target) {
-  const props = Object.getOwnPropertyNames(src)
-    .filter(prop => typeof target[prop] === 'undefined')
-    .reduce((result, prop) => ({
-      ...result,
-      [prop]: Object.getOwnPropertyDescriptor(src, prop),
-    }), {});
-  Object.defineProperties(target, props);
+  Object.defineProperties(target, {
+    ...Object.getOwnPropertyDescriptors(src),
+    ...Object.getOwnPropertyDescriptors(target)
+  });
 }
 
 global.window = window;

diff --git a/docs/guides/react-native.md b/docs/guides/react-native.md
@@ -87,16 +87,10 @@ const jsdom = new JSDOM('<!doctype html><html><body></body></html>');
 const { window } = jsdom;
 
 function copyProps(src, target) {
-  const props = Object.getOwnPropertyNames(src)
-    .filter(prop => typeof target[prop] === 'undefined')
-    .reduce(
-      (result, prop) => ({
-        ...result,
-        [prop]: Object.getOwnPropertyDescriptor(src, prop),
-      }),
-      {},
-    );
-  Object.defineProperties(target, props);
+  Object.defineProperties(target, {
+    ...Object.getOwnPropertyDescriptors(src),
+    ...Object.getOwnPropertyDescriptors(target)
+  });
 }
 
 global.window = window;

diff --git a/packages/enzyme-example-mocha/test/.setup.js b/packages/enzyme-example-mocha/test/.setup.js
@@ -4,10 +4,10 @@ const jsdom = new JSDOM('<!doctype html><html><body></body></html>');
 const { window } = jsdom;
 
 function copyProps(src, target) {
-  const props = Object.getOwnPropertyNames(src)
-    .filter(prop => typeof target[prop] === 'undefined')
-    .map(prop => Object.getOwnPropertyDescriptor(src, prop));
-  Object.defineProperties(target, props);
+  Object.defineProperties(target, {
+    ...Object.getOwnPropertyDescriptors(src),
+    ...Object.getOwnPropertyDescriptors(target)
+  });
 }
 
 global.expect = expect;