ensure that numerical operations with null work like MongoDB

kubo550 · Mar 4, 2023 · 26ebd5e · 26ebd5e
1 parent e1c4e1a
commit 26ebd5e
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Showing 3 changed files with 1,359 additions and 1,393 deletions.
diff --git a/src/core.ts b/src/core.ts
@@ -296,9 +296,9 @@ export const createEqualsOperation = (
 
 export class NopeOperation<TParam> extends BaseOperation<TParam> {
   readonly propop = true;
-  next() {
+  next(item) {
     this.done = true;
-    this.keep = false;
+    this.keep = item == null;
   }
 }
 

diff --git a/test/operations-test.js b/test/operations-test.js
@@ -190,6 +190,7 @@ describe(__filename + "#", function() {
     [{ $lte: 5 }, [3, 4, 5, 6], [3, 4, 5], false],
     [{ $lte: "5" }, [4, 3, 2, 1], [], false],
     [{ $lte: "5" }, ["4", "3", "2"], ["4", "3", "2"], false],
+    [{ ab: { $lte: null } }, [{ ab: 5 }, { cd: 5 }], [{ cd: 5 }], false],
     [
       { groups: { $lt: 5 } },
       [{ groups: [1, 2, 3, 4] }, { groups: [7, 8] }],