sync

js/src/util/log.ts

@@ -0,0 +1,27 @@
+export namespace Log {
+  export function create(tags?: Record<string, any>) {
+    tags = tags || {};
+
+    const result = {
+      info(message?: any, extra?: Record<string, any>) {
+        const prefix = Object.entries({
+          ...tags,
+          ...extra,
+        })
+          .map(([key, value]) => `${key}=${value}`)
+          .join(" ");
+        console.log(prefix, message);
+        return result;
+      },
+      tag(key: string, value: string) {
+        if (tags) tags[key] = value;
+        return result;
+      },
+      clone() {
+        return Log.create({ ...tags });
+      },
+    };
+
+    return result;
+  }
+}