only invoke afterCommitCallback for transactions that change data

2 files changed, 5 insertions, 3 deletions

diff --git a/packages/idb-bridge/src/MemoryBackend.ts b/packages/idb-bridge/src/MemoryBackend.ts
index e09a28988..4154435a0 100644
--- a/packages/idb-bridge/src/MemoryBackend.ts
+++ b/packages/idb-bridge/src/MemoryBackend.ts
@@ -1416,7 +1416,8 @@ export class MemoryBackend implements Backend {
     if (!db) {
       throw Error("db not found");
     }
-    if (db.txLevel < TransactionLevel.Read) {
+    const txLevel = db.txLevel;
+    if (txLevel < TransactionLevel.Read) {
       throw Error("only allowed while running a transaction");
     }
 
@@ -1455,7 +1456,7 @@ export class MemoryBackend implements Backend {
     delete this.connectionsByTransaction[btx.transactionCookie];
     this.transactionDoneCond.trigger();
 
-    if (this.afterCommitCallback) {
+    if (this.afterCommitCallback && txLevel >= TransactionLevel.Write) {
       await this.afterCommitCallback();
     }
   }
diff --git a/packages/idb-bridge/tsconfig.json b/packages/idb-bridge/tsconfig.json
index d3a746e1d..017afdae1 100644
--- a/packages/idb-bridge/tsconfig.json
+++ b/packages/idb-bridge/tsconfig.json
@@ -9,7 +9,8 @@
         "noEmitOnError": true,
         "strict": true,
         "incremental": true,
-        "sourceMap": true
+        "sourceMap": true,
+        "types": []
     },
     "include": ["src/**/*"]
 }