fix: handle undefined values in "match" method

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@kasnix/structured-objects",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "repository": {
     "type": "git",
     "url": "git+https://github.com/luckasnix/structured-objects.git"

src/object-graph.ts

@@ -190,6 +190,9 @@ export class ObjectGraph<NodeValue extends Record<string, unknown>> {
     for (const [_, nodeValue] of this.nodes) {
       const shapeEntries = Object.entries(shape) as Array<[keyof NodeValue, Array<unknown>]>;
       const hasMatched = shapeEntries.every((shapeEntry) => {
+        if (shapeEntry[1] === undefined) {
+          return true;
+        }
         return shapeEntry[1].includes(nodeValue[shapeEntry[0]]);
       });
       if (hasMatched) {

tests/object-graph.test.ts

@@ -247,4 +247,27 @@ describe("match()", () => {
       expect(matchedShirt.size).oneOf(sizesToMatch);
     }
   });
+
+  test("gets matched nodes ignoring undefined value in the shape", () => {
+    const colorsToMatch: Color[] = ["yellow", "green"];
+    const shirtsObjectGraph = new ObjectGraph<Shirt>(shirtsMock, (shirt) => shirt.sku);
+
+    const matchedShirts = shirtsObjectGraph.match({
+      color: colorsToMatch,
+      size: undefined,
+    });
+
+    expect(matchedShirts).toHaveLength(3);
+    for (const matchedShirt of matchedShirts) {
+      expect(matchedShirt.color).oneOf(colorsToMatch);
+    }
+  });
+
+  test("gets all nodes for an empty shape", () => {
+    const shirtsObjectGraph = new ObjectGraph<Shirt>(shirtsMock, (shirt) => shirt.sku);
+
+    const matchedShirts = shirtsObjectGraph.match({});
+
+    expect(matchedShirts).toHaveLength(8);
+  });
 });