fix update issue

Author: suvanbanerjee

Makefile

@@ -10,7 +10,6 @@ install: compile-schemas
 	mkdir -p $(EXTENSION_DIR)
 	cp extension.js $(EXTENSION_DIR)/
 	cp prefs.js $(EXTENSION_DIR)/
-	cp bangs.json $(EXTENSION_DIR)/
 	cp metadata.json $(EXTENSION_DIR)/
 	cp bang.png $(EXTENSION_DIR)/
 	mkdir -p $(EXTENSION_DIR)/schemas

bangs.json

@@ -91,8 +91,12 @@ export default class BangSearch extends Extension {
 
     _loadBangs() {
         const bangsFile = this.dir.get_child('bangs.json');
-        const [, contents] = bangsFile.load_contents(null);
-        this.bangsData = JSON.parse(new TextDecoder().decode(contents));
+        try {
+            const [, contents] = bangsFile.load_contents(null);
+            this.bangsData = JSON.parse(new TextDecoder().decode(contents));
+        } catch (e) {
+            this.bangsData = [];
+        }
     }
 
     enable() {

extension.js

@@ -104,7 +104,9 @@ export default class BangsSearchPreferences extends ExtensionPreferences {
         if (file.query_exists(null)) {
             const [, contents] = file.load_contents(null);
             return JSON.parse(new TextDecoder().decode(contents));
+        } else {
+            file.create(Gio.FileCreateFlags.NONE, null);
+            return [];
         }
-        return [];
     }
 }