read json lines field values

2026-04-18 06:46:00 +00:00 · 2022-03-31 15:35:38 +02:00
parent 5aac142e4c
commit c0b365602b
5 changed files with 52 additions and 10 deletions
--- a/packages/api/src/utility/JsonLinesDatastore.js
+++ b/packages/api/src/utility/JsonLinesDatastore.js
@@ -159,6 +159,18 @@ class JsonLinesDatastore {
    }
  }

+  async enumRows(eachRow) {
+    await lock.acquire('reader', async () => {
+      await this._ensureReader(0, null);
+      for (;;) {
+        const line = await this._readLine(true);
+        if (line == null) break;
+        const shouldContinue = eachRow(line);
+        if (!shouldContinue) break;
+      }
+    });
+  }
+
  async getRows(offset, limit, filter) {
    const res = [];
    await lock.acquire('reader', async () => {