fix: remove all non-null assertions to fix noNonNullAssertion lint warnings

.editorconfig

@@ -2,8 +2,8 @@
 root = true
 
 [*]
-indent_style = tab
-indent_size = 4
+indent_style = space
+indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true

biome.json

@@ -0,0 +1,53 @@
+{
+  "$schema": "https://biomejs.dev/schemas/2.3.2/schema.json",
+  "vcs": {
+    "enabled": true,
+    "clientKind": "git",
+    "useIgnoreFile": true
+  },
+  "files": {
+    "ignoreUnknown": false,
+    "includes": [
+      "**",
+      "!dist",
+      "!**/dist",
+      "!node_modules",
+      "!**/node_modules",
+      "!.antelope",
+      "!output"
+    ]
+  },
+  "formatter": {
+    "enabled": true,
+    "indentStyle": "space",
+    "indentWidth": 2
+  },
+  "linter": {
+    "enabled": true,
+    "rules": {
+      "recommended": true,
+      "suspicious": {
+        "noExplicitAny": "off"
+      },
+      "nursery": {
+        "noFloatingPromises": "error"
+      }
+    }
+  },
+  "javascript": {
+    "formatter": {
+      "quoteStyle": "double"
+    },
+    "parser": {
+      "unsafeParameterDecoratorsEnabled": true
+    }
+  },
+  "assist": {
+    "enabled": true,
+    "actions": {
+      "source": {
+        "organizeImports": "on"
+      }
+    }
+  }
+}

output/data-api/beta/components.d.ts

@@ -1,7 +1,7 @@
-import { RequestContext } from '@ajs/api/beta';
-import { Datum, Stream, Table, ValueProxy, SchemaInstance } from '@ajs/database/beta';
-import { DataModel } from '@ajs/database-decorators/beta/model';
-import { DataAPIMeta, FilterValue } from './metadata';
+import { type RequestContext } from "@ajs/api/beta";
+import { type Datum, type SchemaInstance, Stream, type Table, type ValueProxy } from "@ajs/database/beta";
+import type { DataModel } from "@ajs/database-decorators/beta/model";
+import type { DataAPIMeta, FilterValue } from "./metadata";
 export declare namespace Parameters {
     export function GetOptionOverrides<T extends Record<string, any>>(reqCtx: RequestContext): T;
     export function ExtractFilters(reqCtx: RequestContext, meta: DataAPIMeta): Record<string, FilterValue>;
@@ -21,7 +21,7 @@ export declare namespace Parameters {
         offset?: number;
         limit?: number;
         sortKey?: string;
-        sortDirection?: 'asc' | 'desc';
+        sortDirection?: "asc" | "desc";
         maxPage?: number;
         noForeign?: boolean;
         noPluck?: boolean;
@@ -59,7 +59,7 @@ export declare namespace Query {
     function ReadProperties(obj: any, meta: DataAPIMeta, dbData: any, action?: string, onlyList?: boolean): Promise<Record<string, any>>;
     function WriteProperties(obj: any, meta: DataAPIMeta, bodyData: Record<string, any>, action?: string, existingDBData?: Record<string, any>): Promise<Record<string, any>>;
     function Get(table: Table<any>, id: string | ValueProxy<string>, index?: string): Datum<any>;
-    function List<T extends Record<string, any>>(obj: any, meta: DataAPIMeta, request: Table<T>, reqCtx: RequestContext, sorting?: [string, 'asc' | 'desc' | undefined], filters?: Record<string, FilterValue>): [sorted: Stream<T>, total: Datum<number>];
+    function List<T extends Record<string, any>>(obj: any, meta: DataAPIMeta, request: Table<T>, reqCtx: RequestContext, sorting?: [string, "asc" | "desc" | undefined], filters?: Record<string, FilterValue>): [sorted: Stream<T>, total: Datum<number>];
     function Delete(table: Table<any>, id: string | string[]): import("@ajs/database/beta").Query<number>;
 }
 export declare namespace Validation {

output/data-api/beta/index.d.ts

@@ -1,7 +1,7 @@
-import { Class, ParameterDecorator } from '@ajs/core/beta/decorators';
-import { RequestContext, ControllerClass } from '@ajs/api/beta';
-import { DataAPIMeta } from './metadata';
-import { Parameters } from './components';
+import { type ControllerClass, type RequestContext } from "@ajs/api/beta";
+import { type Class, type ParameterDecorator } from "@ajs/core/beta/decorators";
+import { Parameters } from "./components";
+import { DataAPIMeta } from "./metadata";
 export type DataControllerCallback<O = any> = {
     args: (ParameterDecorator | ParameterDecorator[])[];
     method: string;
@@ -12,7 +12,7 @@ export type DataControllerCallbackWithOptions<O = any> = {
     options?: Partial<O>;
     callback: DataControllerCallback<O>;
 };
-export type ExtractCallback<T> = T extends DataControllerCallbackWithOptions ? T['callback']['func'] : T extends DataControllerCallback ? T['func'] : never;
+export type ExtractCallback<T> = T extends DataControllerCallbackWithOptions ? T["callback"]["func"] : T extends DataControllerCallback ? T["func"] : never;
 export type DataControllerDef = {
     [name: string]: DataControllerCallback | DataControllerCallbackWithOptions;
 };
@@ -27,7 +27,7 @@ export declare const RegisterDataController: () => import("@ajs/core/beta/decora
 export declare function GetDataControllerMeta(thisObj: any): DataAPIMeta;
 export declare namespace DefaultRoutes {
     const Get: {
-        func: (reqCtx: RequestContext, params: Parameters.GetParameters) => Promise<Record<string, any>>;
+        func: (_reqCtx: RequestContext, params: Parameters.GetParameters) => Promise<Record<string, any>>;
         args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
         method: string;
     };
@@ -42,23 +42,23 @@ export declare namespace DefaultRoutes {
         method: string;
     };
     const New: {
-        func: (reqCtx: RequestContext, params: Parameters.NewParameters, body: Buffer) => Promise<string[]>;
+        func: (_reqCtx: RequestContext, params: Parameters.NewParameters, body: Buffer) => Promise<string[]>;
         args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
         method: string;
     };
     const Edit: {
-        func: (reqCtx: RequestContext, params: Parameters.EditParameters, body: Buffer) => Promise<void>;
+        func: (_reqCtx: RequestContext, params: Parameters.EditParameters, body: Buffer) => Promise<void>;
         args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
         method: string;
     };
     const Delete: {
-        func: (reqCtx: RequestContext, params: Parameters.DeleteParameters) => Promise<number>;
+        func: (_reqCtx: RequestContext, params: Parameters.DeleteParameters) => Promise<number>;
         args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
         method: string;
     };
     const All: {
         readonly get: {
-            func: (reqCtx: RequestContext, params: Parameters.GetParameters) => Promise<Record<string, any>>;
+            func: (_reqCtx: RequestContext, params: Parameters.GetParameters) => Promise<Record<string, any>>;
             args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
             method: string;
         };
@@ -73,17 +73,17 @@ export declare namespace DefaultRoutes {
             method: string;
         };
         readonly new: {
-            func: (reqCtx: RequestContext, params: Parameters.NewParameters, body: Buffer) => Promise<string[]>;
+            func: (_reqCtx: RequestContext, params: Parameters.NewParameters, body: Buffer) => Promise<string[]>;
             args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
             method: string;
         };
         readonly edit: {
-            func: (reqCtx: RequestContext, params: Parameters.EditParameters, body: Buffer) => Promise<void>;
+            func: (_reqCtx: RequestContext, params: Parameters.EditParameters, body: Buffer) => Promise<void>;
             args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
             method: string;
         };
         readonly delete: {
-            func: (reqCtx: RequestContext, params: Parameters.DeleteParameters) => Promise<number>;
+            func: (_reqCtx: RequestContext, params: Parameters.DeleteParameters) => Promise<number>;
             args: (import("@ajs/core/beta/decorators").PropertyDecorator & ParameterDecorator)[];
             method: string;
         };

output/data-api/beta/metadata.d.ts

@@ -1,9 +1,9 @@
-import { Class } from '@ajs/core/beta/decorators';
-import { RequestContext } from '@ajs/api/beta';
-import { ValueProxy, ValueProxyOrValue } from '@ajs/database/beta';
-import { DataControllerCallbackWithOptions } from '.';
-import { ContainerModifier } from '@ajs/database-decorators/beta/modifiers/common';
-import { Table } from '@ajs/database-decorators/beta';
+import type { RequestContext } from "@ajs/api/beta";
+import { type Class } from "@ajs/core/beta/decorators";
+import type { ValueProxy, ValueProxyOrValue } from "@ajs/database/beta";
+import { type Table } from "@ajs/database-decorators/beta";
+import type { ContainerModifier } from "@ajs/database-decorators/beta/modifiers/common";
+import type { DataControllerCallbackWithOptions } from ".";
 /**
  * Field access mode enum.
  */
@@ -47,7 +47,13 @@ export interface FieldData {
     /**
      * Foreign key reference.
      */
-    foreign?: [table: string, tableClass?: Class<Table>, index?: string, multi?: true, pluck?: string[]];
+    foreign?: [
+        table: string,
+        tableClass?: Class<Table>,
+        index?: string,
+        multi?: true,
+        pluck?: string[]
+    ];
     /**
      * Value validator callback.
      */
@@ -61,7 +67,7 @@ export interface FieldData {
      */
     indexable?: boolean;
 }
-type Comparison = 'eq' | 'ne' | 'gt' | 'ge' | 'lt' | 'le';
+type Comparison = "eq" | "ne" | "gt" | "ge" | "lt" | "le";
 export type FilterValue = [value: string, mode: Comparison];
 /**
  * Filter callback.

package.json

@@ -26,10 +26,10 @@
     "build": "rimraf dist && tsc",
     "dev:prepare": "cd playground && ajs module imports install",
     "dev": "ajs project run -w -p playground",
-    "format": "prettier --write .",
+    "format": "biome format --write .",
     "generate": "ajs module exports generate",
-    "lint:fix": "eslint . --ext .js,.jsx,.ts,.tsx --fix",
-    "lint": "eslint . --ext .js,.jsx,.ts,.tsx",
+    "lint:fix": "biome check --write .",
+    "lint": "biome check .",
     "typecheck": "tsc --noEmit",
     "prepack": "pnpm run build",
     "prepare": "ajs module imports install",
@@ -57,22 +57,14 @@
     "reflect-metadata": "^0.2.2"
   },
   "devDependencies": {
-    "@eslint/eslintrc": "^3.3.1",
+    "@biomejs/biome": "2.3.2",
     "rimraf": "^6.0.1",
-    "@eslint/js": "^9.25.0",
     "@types/chai": "^4.3.3",
     "@types/mocha": "^10.0.10",
     "@types/node": "^22.14.1",
-    "eslint": "^9.25.0",
-    "eslint-config-prettier": "^10.1.2",
-    "eslint-plugin-import": "^2.31.0",
-    "eslint-plugin-prettier": "^5.2.6",
-    "globals": "^16.0.0",
     "mongodb-memory-server-core": "^10.1.4",
-    "prettier": "^3.5.3",
     "release-it": "^19.0.2",
     "release-it-changelogen": "^0.1.0",
-    "typescript": "^5.8.3",
-    "typescript-eslint": "^8.30.1"
+    "typescript": "^5.8.3"
   }
 }