From 2c41fab146ff4265be78a977c898349d88d24fe8 Mon Sep 17 00:00:00 2001
From: Cecilia Sanare <admin@cecilias.me>
Date: Fri, 27 Oct 2023 14:42:10 -0500
Subject: [PATCH] fix: ignore nested object validation if the parent object
 does not exist

---
 src/__tests__/index.spec.ts | 34 ++++++++++++++++++++++++++++++++--
 src/index.ts                |  2 +-
 2 files changed, 33 insertions(+), 3 deletions(-)

diff --git a/src/__tests__/index.spec.ts b/src/__tests__/index.spec.ts
index 3f5114e..0359a82 100644
--- a/src/__tests__/index.spec.ts
+++ b/src/__tests__/index.spec.ts
@@ -29,7 +29,11 @@ describe('class(Validator)', () => {
         },
       });
 
-      expect(validator.check({})).toEqual(['"messages.hello" is not defined']);
+      expect(
+        validator.check({
+          messages: {},
+        })
+      ).toEqual(['"messages.hello" is not defined']);
     });
 
     it('should support any number of nested objects', () => {
@@ -49,7 +53,33 @@ describe('class(Validator)', () => {
         },
       });
 
-      expect(validator.check({})).toEqual(['"i18n.en.hello" is not defined']);
+      expect(
+        validator.check({
+          i18n: {
+            en: {},
+          },
+        })
+      ).toEqual(['"i18n.en.hello" is not defined']);
+    });
+
+    it('should ignore validation if a parent object does not exist', () => {
+      type Example = {
+        i18n: {
+          en: {
+            hello: string;
+          };
+        };
+      };
+
+      const validator = new Validator<Example>({
+        i18n: {
+          en: {
+            hello: [isDefined],
+          },
+        },
+      });
+
+      expect(validator.check({})).toEqual([]);
     });
 
     it('should support ensuring arrays exist', () => {
diff --git a/src/index.ts b/src/index.ts
index e03c71f..23e8f46 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -50,7 +50,7 @@ export class Validator<T extends object> {
                 config: configItem,
               });
             }
-          } else {
+          } else if (innerValue) {
             stack.push({
               parentKey: innerKey,
               item: innerValue,