Fix - added match all support for older node environments

index.js

@@ -1,4 +1,5 @@
 const groq = require( 'groq-js' );
+const matchAll = require( 'match-all' );
 const murmurhash = require( './murmur' );
 const path = require( 'path' );
 const { reporter } = require( './utils' );
@@ -104,7 +105,7 @@ function processJoins( query ) {
 
     const search = `\\S+->\\w*`;
     const regex = new RegExp( search, 'g' );
-    const matches = [ ... processedQuery.matchAll( regex ) ];
+    const matches = [ ... matchAll( processedQuery, regex ).toArray() ];
 
     if( !! matches.length ) {
       for( let match of matches ) {

package.json

@@ -1,7 +1,7 @@
 {
   "name": "gatsby-plugin-groq",
   "description": "Gatsby plugin for using GROQ in place of GraphQL",
-  "version": "1.0.0-alpha.7",
+  "version": "1.0.0-alpha.8",
   "author": "Kevin McAloon <[email protected]>",
   "keywords": [
     "gatsby"
@@ -20,6 +20,7 @@
     "fs": "^0.0.1-security",
     "glob": "^7.1.6",
     "groq-js": "^0.1.5",
+    "match-all": "^1.2.5",
     "normalize-path": "^3.0.0"
   }
 }