Add remove method

3 files changed, 22 insertions, 1 deletions

diff --git a/src/database.model.ts b/src/database.model.ts
index 3b8fa1b..dc39fda 100644
--- a/src/database.model.ts
+++ b/src/database.model.ts
@@ -30,6 +30,11 @@ export interface DatabaseInterface {
   write(path: string, toWrite: Object): Promise<void>;
 
   /**
+   * Remove data at path
+   */
+  remove(path: string): Promise<void>;
+
+  /**
    * Empty the database
    */
   flush(): Promise<void>;
diff --git a/src/database.test.ts b/src/database.test.ts
index 9f583b9..de05b2c 100644
--- a/src/database.test.ts
+++ b/src/database.test.ts
@@ -49,6 +49,18 @@ describe("Database module", () => {
     expect(s).toBe(toWrite);
   });
 
+  test("it should remove data", async () => {
+    const path = "/this/is/fun";
+    await db.write(path, {
+      foxNews: {
+        stories: ["AOC", "aoc", "aOC", "aOc"]
+      }
+    });
+    await db.remove(path);
+    const s = await db.read(path);
+    expect(s).toBeNull();
+  });
+
   test("it should be empty after a flush", async () => {
     await db.write("/hello/world", {
       my: "object"
diff --git a/src/database.ts b/src/database.ts
index 4e263cd..4e85057 100644
--- a/src/database.ts
+++ b/src/database.ts
@@ -50,13 +50,17 @@ export class Database implements DatabaseInterface {
     return this.resolve(pathParts);
   }
 
-  async write(path: string, toWrite: Object): Promise<void> {
+  async write(path: string, toWrite: any): Promise<void> {
     const pathParts = splitPath(path);
     const writeTo = this.resolve(pathParts, false, 1);
     writeTo[last(pathParts)] = toWrite;
     await this.serialize();
   }
 
+  remove(path: string): Promise<void> {
+    return this.write(path, null);
+  }
+
   async flush(): Promise<void> {
     this.buff = {};
     await this.serialize();