fix build error in node10

mistlog · Jan 16, 2021 · eee962e · eee962e
1 parent af9db4e
commit eee962e
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-peg",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "A react style parser generator, based on PEG.js",
   "keywords": [
     "react",

diff --git a/src/translator/built-in/or.ts b/src/translator/built-in/or.ts
@@ -4,7 +4,8 @@ import { translateChildren } from "../common/pattern";
 
 export class OrTranslator extends Translator {
     translate(chunk: Chunk, actions: Map<string, Function>) {
-        chunk.children = chunk.children.flat();
+        // TODO: use Array.flat
+        chunk.children = [].concat(...chunk.children);
         const expression = translateChildren(chunk, actions).join(" / ");
         const pattern = `(${expression})`;
         return pattern;