From e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d Mon Sep 17 00:00:00 2001
From: Piotr Russ <mail@pruss.it>
Date: Mon, 16 Nov 2020 00:10:28 +0100
Subject: api, login, auth

---
 node_modules/mongodb/lib/operations/find.js | 40 +++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 node_modules/mongodb/lib/operations/find.js

(limited to 'node_modules/mongodb/lib/operations/find.js')

diff --git a/node_modules/mongodb/lib/operations/find.js b/node_modules/mongodb/lib/operations/find.js
new file mode 100644
index 0000000..09cb9a9
--- /dev/null
+++ b/node_modules/mongodb/lib/operations/find.js
@@ -0,0 +1,40 @@
+'use strict';
+
+const OperationBase = require('./operation').OperationBase;
+const Aspect = require('./operation').Aspect;
+const defineAspects = require('./operation').defineAspects;
+const ReadPreference = require('../core').ReadPreference;
+const maxWireVersion = require('../core/utils').maxWireVersion;
+const MongoError = require('../core/error').MongoError;
+
+class FindOperation extends OperationBase {
+  constructor(collection, ns, command, options) {
+    super(options);
+
+    this.ns = ns;
+    this.cmd = command;
+    this.readPreference = ReadPreference.resolve(collection, this.options);
+  }
+
+  execute(server, callback) {
+    // copied from `CommandOperationV2`, to be subclassed in the future
+    this.server = server;
+
+    if (typeof this.cmd.allowDiskUse !== 'undefined' && maxWireVersion(server) < 4) {
+      callback(new MongoError('The `allowDiskUse` option is not supported on MongoDB < 3.2'));
+      return;
+    }
+
+    // TOOD: use `MongoDBNamespace` through and through
+    const cursorState = this.cursorState || {};
+    server.query(this.ns.toString(), this.cmd, cursorState, this.options, callback);
+  }
+}
+
+defineAspects(FindOperation, [
+  Aspect.READ_OPERATION,
+  Aspect.RETRYABLE,
+  Aspect.EXECUTE_WITH_SELECTION
+]);
+
+module.exports = FindOperation;
-- 
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