Roll back to use spread syntax since it not supported by nodejs < 8.3 (…

…fixes #145)
csstree · Nov 26, 2020 · 053149c · 053149c
1 parent b4ea80f
commit 053149c
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## next
+
+- Rolled back to use spread syntax in object literals since it not supported by nodejs < 8.3 (#145)
+
 ## 1.1.1 (November 18, 2020)
 
 - Fixed edge cases in mismatch location computation for `SyntaxMatchError`

diff --git a/lib/syntax/config/mix.js b/lib/syntax/config/mix.js
@@ -20,7 +20,7 @@ function isObject(value) {
 
 function copy(value) {
     return isObject(value)
-        ? { ...value }
+        ? Object.assign({}, value)
         : value;
 }
 
@@ -57,7 +57,7 @@ function appendOrAssign(a, b) {
         return append(a, b);
     }
 
-    const result = { ...a };
+    const result = Object.assign({}, a);
     for (let key in b) {
         if (hasOwnProperty.call(b, key)) {
             result[key] = append(hasOwnProperty.call(a, key) ? a[key] : undefined, b[key]);