chore(readme.md eslintrc.js pre-commit prepare-commit-msg): update README.md add eslint commit rules

.husky/pre-commit

@@ -0,0 +1,4 @@
+# ...
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+cd ./matter-bridge && npm run lint-fix && git add .

.husky/prepare-commit-msg

@@ -0,0 +1,3 @@
+#!/bin/bash
+cd matter-bridge
+exec < /dev/tty && node_modules/.bin/cz --hook || true

README.md

@@ -31,6 +31,16 @@ This project serves as a proof of concept to connect HomeAssistant devices to Vo
 1. Help organize the project and dependencies.
 2. Add integrations for other devices.
 3. Add some tests
+4. Donation
+<div class=donation>
+<form action="https://www.paypal.com/donate" method="post" target="_top">
+<input type="hidden" name="business" value="VHWQSZR2SS898" />
+<input type="hidden" name="no_recurring" value="0" />
+<input type="hidden" name="currency_code" value="EUR" />
+<input type="image" src="https://www.paypalobjects.com/en_US/i/btn/btn_donate_LG.gif" border="0" name="submit" title="PayPal - The safer, easier way to pay online!" alt="Donate with PayPal button" />
+<img alt="" border="0" src="https://www.paypal.com/en_IT/i/scr/pixel.gif" width="1" height="1" />
+</form>
+</div>
 
 ## Known Issues and Limitations
 

matter-bridge/.eslintrc.js

@@ -0,0 +1,46 @@
+module.exports = {
+    env: {
+        es2021: true,
+        node: true,
+        jest: true,
+    },
+    extends: [
+        'eslint:recommended',
+        'plugin:@typescript-eslint/recommended',
+        'plugin:prettier/recommended',
+    ],
+    overrides: [
+        {
+            env: {
+                node: true,
+            },
+            files: ['.eslintrc.{js,cjs}'],
+            parserOptions: {
+                sourceType: 'script',
+            },
+        },
+    ],
+    parser: '@typescript-eslint/parser',
+    parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module',
+        ecmaFeatures: {
+            arrowFunctions: true,
+        },
+    },
+    plugins: ['@stylistic/ts', '@typescript-eslint', 'prettier'],
+    rules: {
+        'linebreak-style': ['error', 'unix'],
+        quotes: ['error', 'single'],
+        semi: ['error', 'always'],
+        curly: ['error'],
+        'no-empty-function': [
+            'off',
+            {
+                allow: null,
+            },
+        ],
+        'require-await': ['error'],
+    },
+    globals: {},
+};

matter-bridge/.eslintrc.json

@@ -1,15 +0,0 @@
-{
-    "env": {
-        "es2021": true,
-        "node": true
-    },
-    "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended"],
-    "parser": "@typescript-eslint/parser",
-    "parserOptions": {
-        "ecmaVersion": "latest",
-        "sourceType": "module"
-    },
-    "plugins": ["@typescript-eslint"],
-    "rules": {
-    }
-}

matter-bridge/.prettierrc

@@ -1,7 +1,7 @@
 {
-    "trailingComma": "es5",
     "tabWidth": 4,
     "semi": true,
     "singleQuote": true,
-    "printWidth": 80
+    "printWidth": 70,
+    "useTabs": false
 }

matter-bridge/config.yml

@@ -1,6 +1,6 @@
 ---
 name: 'HA Matter Bridge'
-version: '0.0.2-alpha'
+version: '0.0.3-alpha'
 slug: ha-matter-bridge
 description: This project serves as a proof of concept to connect HomeAssistant devices to Voice Assistants through the Matter Protocol.
 init: false

matter-bridge/package.json

@@ -1,11 +1,13 @@
 {
     "name": "ha-matter-bridge",
-    "version": "1.0.0",
-    "description": "",
     "main": "index.js",
     "scripts": {
         "build": "tsc",
-        "start": "node ./build/index.js"
+        "start": "node ./build/index.js",
+        "lint": "eslint .",
+        "lint-fix": "eslint --fix .",
+        "prepare": "cd .. && husky install matter-bridge/.husky",
+        "commit": "./node_modules/.bin/git-cz"
     },
     "author": "",
     "license": "GPL-3.0",
@@ -18,11 +20,28 @@
         "ws": "^8.16.0"
     },
     "devDependencies": {
+        "@stylistic/eslint-plugin": "^1.5.4",
+        "@stylistic/eslint-plugin-js": "^1.5.4",
+        "@stylistic/eslint-plugin-plus": "^1.5.4",
+        "@stylistic/eslint-plugin-ts": "^1.5.4",
         "@types/crypto-js": "^4.2.2",
         "@types/ws": "^8.5.10",
-        "@typescript-eslint/eslint-plugin": "^6.19.1",
-        "@typescript-eslint/parser": "^6.19.1",
+        "@typescript-eslint/eslint-plugin": "^6.20.0",
+        "@typescript-eslint/parser": "^6.20.0",
+        "commitizen": "^4.3.0",
+        "cz-conventional-changelog": "^3.3.0",
         "eslint": "^8.56.0",
+        "eslint-config-prettier": "^9.1.0",
+        "eslint-plugin-prettier": "^5.1.3",
+        "husky": "^9.0.7",
+        "prettier": "^3.2.4",
+        "prettier-eslint": "^16.3.0",
+        "standard-version": "^9.5.0",
         "typescript": "^5.3.3"
+    },
+    "config": {
+        "commitizen": {
+            "path": "cz-conventional-changelog"
+        }
     }
-}
+}

matter-bridge/src/home-assistant/HAmiddleware.ts

@@ -15,14 +15,19 @@ export class HAMiddleware {
         this.hassClient.rawClient.ws.close();
     }
 
-    async callAService(domain: string, service: string, extraArgs?: unknown) {
+    async callAService(
+        domain: string,
+        service: string,
+        extraArgs?: unknown,
+    ) {
         await this.hassClient.callService(domain, service, extraArgs);
     }
 
     subscribe() {
         this.hassClient.on('state_changed', (event) => {
             this.logger.debug(JSON.stringify(event));
-            const toDo = this.functionsToCallOnChange[event.data.entity_id];
+            const toDo =
+                this.functionsToCallOnChange[event.data.entity_id];
             if (toDo) {
                 toDo(event);
             }
@@ -31,7 +36,7 @@ export class HAMiddleware {
 
     subscribeToDevice(
         deviceId: string,
-        fn: (event: StateChangedEvent) => void
+        fn: (event: StateChangedEvent) => void,
     ) {
         this.functionsToCallOnChange[deviceId] = fn;
         this.logger.debug(this.functionsToCallOnChange);
@@ -39,19 +44,20 @@ export class HAMiddleware {
 
     async getStates(): Promise<{ [k: string]: HassEntity }> {
         const states = await this.hassClient.getStates();
-        const sorted = states.reduceRight<{ [k: string]: HassEntity }>(
-            (last, current) => {
-                last[current['entity_id']] = current;
-                return last;
-            },
-            {}
-        );
+        const sorted = states.reduceRight<{
+            [k: string]: HassEntity;
+        }>((last, current) => {
+            last[current['entity_id']] = current;
+            return last;
+        }, {});
         this.logger.debug(JSON.stringify({ getStates: sorted }));
         this.entities = sorted;
         return this.entities;
     }
 
-    async getStatesPartitionedByType(): Promise<{ [k: string]: HassEntity[] }> {
+    async getStatesPartitionedByType(): Promise<{
+        [k: string]: HassEntity[];
+    }> {
         const states = await this.getStates();
         const toReturn = Object.keys(states).reduceRight<{
             [k: string]: HassEntity[];
@@ -64,7 +70,7 @@ export class HAMiddleware {
             return prev;
         }, {});
         this.logger.debug(
-            JSON.stringify({ getStatesPartitionedByType: toReturn })
+            JSON.stringify({ getStatesPartitionedByType: toReturn }),
         );
         return toReturn;
     }
@@ -79,7 +85,7 @@ export class HAMiddleware {
     }
 
     public static async getInstance(
-        callerOptions?: Partial<HassWsOptions> | undefined
+        callerOptions?: Partial<HassWsOptions> | undefined,
     ): Promise<HAMiddleware> {
         if (!HAMiddleware.instance) {
             const client = await hass(callerOptions);

matter-bridge/src/home-assistant/HAssTypes.ts

@@ -60,7 +60,12 @@ export type HassConfig = {
     config_source: string;
     recovery_mode: boolean;
     safe_mode: boolean;
-    state: 'NOT_RUNNING' | 'STARTING' | 'RUNNING' | 'STOPPING' | 'FINAL_WRITE';
+    state:
+        | 'NOT_RUNNING'
+        | 'STARTING'
+        | 'RUNNING'
+        | 'STOPPING'
+        | 'FINAL_WRITE';
     external_url: string | null;
     internal_url: string | null;
     currency: string;

matter-bridge/src/mapper/Mapper.ts

@@ -8,19 +8,23 @@ const LOGGER = new Logger('Mapper');
 
 async function setHasEntities(
     haMiddleware: HAMiddleware,
-    bridge: Bridge
+    bridge: Bridge,
 ): Promise<void> {
     const entities = await haMiddleware.getStatesPartitionedByType();
     LOGGER.info({ entities });
     if (entities['light']) {
-        LOGGER.info('adding ', entities['light'].length, 'light devices');
+        LOGGER.info(
+            'adding ',
+            entities['light'].length,
+            'light devices',
+        );
         setLights(entities['light'], haMiddleware, bridge);
     }
 }
 
 export async function addAllDevicesToBridge(
     haMiddleware: HAMiddleware,
-    bridge: Bridge
+    bridge: Bridge,
 ): Promise<void> {
     await setHasEntities(haMiddleware, bridge);
     haMiddleware.subscribe();

matter-bridge/src/mapper/devices/MapperType.ts

@@ -7,7 +7,7 @@ import { Bridge } from '../../matter';
 export type AddHaDeviceToBridge = (
     haEntity: HassEntity,
     haMiddleware: HAMiddleware,
-    bridge: Bridge
+    bridge: Bridge,
 ) => Device;
 
 export { HAMiddleware } from '../../home-assistant/HAmiddleware';

matter-bridge/src/mapper/devices/lights/DimmableLightDevice.ts

@@ -7,59 +7,77 @@ import {
     HassEntity,
     StateChangedEvent,
 } from '../../../home-assistant/HAssTypes';
-import { AddHaDeviceToBridge, Bridge, HAMiddleware } from '../MapperType';
+import {
+    AddHaDeviceToBridge,
+    Bridge,
+    HAMiddleware,
+} from '../MapperType';
 import { Logger } from '@project-chip/matter-node.js/log';
 
 const LOGGER = new Logger('DimmableLight');
 export const addDimmableLightDevice: AddHaDeviceToBridge = (
     haEntity: HassEntity,
     haMiddleware: HAMiddleware,
-    bridge: Bridge
+    bridge: Bridge,
 ): Device => {
     LOGGER.debug(
         `Building device ${haEntity.entity_id} \n ${JSON.stringify({
             haEntity,
-        })}`
+        })}`,
     );
     const device = new DimmableLightDevice(
         { onOff: haEntity.state === 'on' },
         {
             currentLevel:
-                Number(haEntity.attributes['brightness']) / 255 || null,
+                Number(haEntity.attributes['brightness']) / 255 ||
+                null,
             onLevel: 0.1,
-            options: { coupleColorTempToLevel: false, executeIfOff: false },
-        }
+            options: {
+                coupleColorTempToLevel: false,
+                executeIfOff: false,
+            },
+        },
     );
     const serialFromId = MD5(haEntity.entity_id).toString();
     device.addOnOffListener((value, oldValue) => {
         LOGGER.debug(
-            `OnOff Event for device ${haEntity.entity_id}, ${JSON.stringify({
-                value,
-                oldValue,
-            })}`
+            `OnOff Event for device ${haEntity.entity_id}, ${JSON.stringify(
+                {
+                    value,
+                    oldValue,
+                },
+            )}`,
         );
         if (value !== oldValue) {
-            haMiddleware.callAService('light', value ? 'turn_on' : 'turn_off', {
-                entity_id: haEntity.entity_id,
-            });
+            haMiddleware.callAService(
+                'light',
+                value ? 'turn_on' : 'turn_off',
+                {
+                    entity_id: haEntity.entity_id,
+                },
+            );
         }
     });
     device.addCommandHandler(
         'identify',
-        async ({ request: { identifyTime } }) =>
+        ({ request: { identifyTime } }) =>
             LOGGER.info(
-                `Identify called for OnOffDevice ${haEntity.attributes['friendly_name']} with id: ${serialFromId} and identifyTime: ${identifyTime}`
-            )
+                `Identify called for OnOffDevice ${haEntity.attributes['friendly_name']} with id: ${serialFromId} and identifyTime: ${identifyTime}`,
+            ),
     );
 
     device.addCurrentLevelListener((value) => {
         LOGGER.debug(
-            `CurrentLevel Event for device ${haEntity.entity_id} value: ${value}`
+            `CurrentLevel Event for device ${haEntity.entity_id} value: ${value}`,
         );
+        let extraArgs = { entity_id: haEntity.entity_id } as object;
+        if (Number(value) > 0) {
+            extraArgs = { ...extraArgs, brightness: Number(value) };
+        }
         haMiddleware.callAService(
             'light',
             Number(value) > 0 ? 'turn_on' : 'turn_off',
-            { entity_id: haEntity.entity_id, brightness: Number(value) }
+            extraArgs,
         );
     });
 
@@ -70,9 +88,11 @@ export const addDimmableLightDevice: AddHaDeviceToBridge = (
             LOGGER.debug(JSON.stringify(event));
             device.setOnOff(event.data.new_state?.state === 'on');
             device.setCurrentLevel(
-                (event.data.new_state?.attributes as never)['brightness']
+                (event.data.new_state?.attributes as never)[
+                    'brightness'
+                ],
             );
-        }
+        },
     );
 
     bridge.addDevice(device, {

matter-bridge/src/mapper/devices/lights/OnOffLightDevice.ts

@@ -1,46 +1,59 @@
 /* eslint-disable @typescript-eslint/no-explicit-any */
-import { Device, OnOffLightDevice } from '@project-chip/matter-node.js/device';
+import {
+    Device,
+    OnOffLightDevice,
+} from '@project-chip/matter-node.js/device';
 import { MD5 } from 'crypto-js';
 import {
     HassEntity,
     StateChangedEvent,
 } from '../../../home-assistant/HAssTypes';
-import { AddHaDeviceToBridge, Bridge, HAMiddleware } from '../MapperType';
+import {
+    AddHaDeviceToBridge,
+    Bridge,
+    HAMiddleware,
+} from '../MapperType';
 import { Logger } from '@project-chip/matter-node.js/log';
 
 const LOGGER = new Logger('OnOffLight');
 export const addOnOffLightDevice: AddHaDeviceToBridge = (
     haEntity: HassEntity,
     haMiddleware: HAMiddleware,
-    bridge: Bridge
+    bridge: Bridge,
 ): Device => {
     LOGGER.debug(
         `Building device ${haEntity.entity_id} \n ${JSON.stringify({
             haEntity,
-        })}`
+        })}`,
     );
     const device = new OnOffLightDevice();
     const serialFromId = MD5(haEntity.entity_id).toString();
     device.addOnOffListener((value, oldValue) => {
         LOGGER.debug(
-            `OnOff Event for device ${haEntity.entity_id}, ${JSON.stringify({
-                value,
-                oldValue,
-            })}`
+            `OnOff Event for device ${haEntity.entity_id}, ${JSON.stringify(
+                {
+                    value,
+                    oldValue,
+                },
+            )}`,
         );
 
         if (value !== oldValue) {
-            haMiddleware.callAService('light', value ? 'turn_on' : 'turn_off', {
-                entity_id: haEntity.entity_id,
-            });
+            haMiddleware.callAService(
+                'light',
+                value ? 'turn_on' : 'turn_off',
+                {
+                    entity_id: haEntity.entity_id,
+                },
+            );
         }
     });
     device.addCommandHandler(
         'identify',
-        async ({ request: { identifyTime } }) =>
+        ({ request: { identifyTime } }) =>
             LOGGER.info(
-                `Identify called for OnOffDevice ${haEntity.attributes['friendly_name']} with id: ${serialFromId} and identifyTime: ${identifyTime}`
-            )
+                `Identify called for OnOffDevice ${haEntity.attributes['friendly_name']} with id: ${serialFromId} and identifyTime: ${identifyTime}`,
+            ),
     );
     haMiddleware.subscribeToDevice(
         haEntity.entity_id,
@@ -48,7 +61,7 @@ export const addOnOffLightDevice: AddHaDeviceToBridge = (
             LOGGER.debug(`Event for device ${haEntity.entity_id}`);
             LOGGER.debug(JSON.stringify(event));
             device.setOnOff(event.data.new_state?.state === 'on');
-        }
+        },
     );
     bridge.addDevice(device, {
         nodeLabel: haEntity.attributes['friendly_name'],

matter-bridge/src/mapper/devices/lights/index.ts

@@ -11,25 +11,27 @@ export * from './OnOffLightDevice';
 
 const LOGGER = new Logger('Lights');
 
-const LIGHTS_MAP_FUNCTIONS: Map<string, AddHaDeviceToBridge> = new Map<
-    string,
-    AddHaDeviceToBridge
->([
-    ['onoff', addOnOffLightDevice],
-    ['rgb', addDimmableLightDevice],
-    ['brightness', addDimmableLightDevice],
-]);
+const LIGHTS_MAP_FUNCTIONS: Map<string, AddHaDeviceToBridge> =
+    new Map<string, AddHaDeviceToBridge>([
+        ['onoff', addOnOffLightDevice],
+        ['rgb', addDimmableLightDevice],
+        ['brightness', addDimmableLightDevice],
+    ]);
 
 const LIGHTS_MAP: Map<string, Device> = new Map<string, Device>();
 
 export function setLights(
     lights: HassEntity[],
     haMiddleware: HAMiddleware,
-    bridge: Bridge
+    bridge: Bridge,
 ) {
     lights.forEach((entity) => {
-        LOGGER.info({ colormodes: entity.attributes['supported_color_modes'] });
-        const key = (entity.attributes['supported_color_modes'] as string[])[0];
+        LOGGER.info({
+            colormodes: entity.attributes['supported_color_modes'],
+        });
+        const key = (
+            entity.attributes['supported_color_modes'] as string[]
+        )[0];
         LOGGER.info({ key });
         const lightBuildFunction = LIGHTS_MAP_FUNCTIONS.get(key);
         if (!lightBuildFunction) {
@@ -37,7 +39,7 @@ export function setLights(
         }
         LIGHTS_MAP.set(
             entity.entity_id,
-            lightBuildFunction(entity, haMiddleware, bridge)
+            lightBuildFunction(entity, haMiddleware, bridge),
         );
     });
 }

matter-bridge/src/matter/Bridge.ts

@@ -23,10 +23,10 @@ export class Bridge {
     private static readonly deviceName =
         getParameter('name') || 'Matter Bridge';
     private static readonly deviceType = DeviceTypes.AGGREGATOR.code;
-    private static readonly vendorName = getParameter('vendor') || 'Jatus';
+    private static readonly vendorName =
+        getParameter('vendor') || 'Jatus';
     private static readonly productName = 'HomeAssistant';
     private static readonly port = getIntParameter('port') ?? 5540;
-    private ready = false;
 
     private matterServer: MatterServer;
     private static instance: Bridge;
@@ -37,7 +37,7 @@ export class Bridge {
 
     private constructor(
         matterServer: MatterServer,
-        storageManager: StorageManager
+        storageManager: StorageManager,
     ) {
         this.matterServer = matterServer;
         this.storageManager = storageManager;
@@ -47,7 +47,7 @@ export class Bridge {
 
     public static getInstance(
         matterServer: MatterServer,
-        storageManager: StorageManager
+        storageManager: StorageManager,
     ): Bridge {
         if (!Bridge.instance) {
             this.instance = new Bridge(matterServer, storageManager);
@@ -106,12 +106,17 @@ export class Bridge {
         device: Device | ComposedDevice,
         bridgedBasicInformation?: AttributeInitialValues<
             typeof BridgedDeviceBasicInformationCluster.attributes
-        >
+        >,
     ) {
         if (!this.commissioningServer?.isCommissioned()) {
-            this.logger.warn('System not initialized, may cause crashes');
+            this.logger.warn(
+                'System not initialized, may cause crashes',
+            );
         }
-        this.aggregator.addBridgedDevice(device, bridgedBasicInformation);
+        this.aggregator.addBridgedDevice(
+            device,
+            bridgedBasicInformation,
+        );
     }
 
     async start() {
@@ -119,30 +124,32 @@ export class Bridge {
         this.commissioningServer =
             await this.setupContextAndCommissioningServer();
         this.commissioningServer.addDevice(this.aggregator);
-        this.matterServer.addCommissioningServer(this.commissioningServer);
+        this.matterServer.addCommissioningServer(
+            this.commissioningServer,
+        );
         await this.matterServer.start();
         this.logger.info('Listening');
         if (!this.commissioningServer.isCommissioned()) {
-            const pairingData = this.commissioningServer.getPairingCode();
+            const pairingData =
+                this.commissioningServer.getPairingCode();
             const { qrPairingCode, manualPairingCode } = pairingData;
 
             console.log(QrCode.get(qrPairingCode));
             this.logger.info(
-                `QR Code URL: https://project-chip.github.io/connectedhomeip/qrcode.html?data=${qrPairingCode}`
+                `QR Code URL: https://project-chip.github.io/connectedhomeip/qrcode.html?data=${qrPairingCode}`,
+            );
+            this.logger.info(
+                `Manual pairing code: ${manualPairingCode}`,
             );
-            this.logger.info(`Manual pairing code: ${manualPairingCode}`);
         } else {
             this.logger.info(
-                'Device is already commissioned. Waiting for controllers to connect ...'
+                'Device is already commissioned. Waiting for controllers to connect ...',
             );
         }
     }
 
     async stop() {
-        this.matterServer.close();
-        this.storageManager
-            .close()
-            .then(() => process.exit(0))
-            .catch((err) => this.logger.error(err));
+        await this.matterServer.close();
+        await this.storageManager.close();
     }
 }

matter-bridge/src/matter/index.ts

@@ -3,7 +3,10 @@ import {
     StorageBackendDisk,
     StorageManager,
 } from '@project-chip/matter-node.js/storage';
-import { getParameter, hasParameter } from '@project-chip/matter-node.js/util';
+import {
+    getParameter,
+    hasParameter,
+} from '@project-chip/matter-node.js/util';
 export { Bridge } from './Bridge';
 import { Bridge } from './Bridge';
 
@@ -16,25 +19,29 @@ export function serverSetup(): {
     storageManager: StorageManager;
 } {
     if (!(MATTER_SERVER && STORAGE && STORAGE_MANAGER)) {
-        const storageLocation = getParameter('store') || '/config/deviceData';
+        const storageLocation =
+            getParameter('store') || '/config/deviceData';
 
         STORAGE = new StorageBackendDisk(
             storageLocation,
-            hasParameter('clearstorage')
+            hasParameter('clearstorage'),
         );
         STORAGE_MANAGER = new StorageManager(STORAGE);
         MATTER_SERVER = new MatterServer(STORAGE_MANAGER, {
             mdnsInterface: getParameter('netinterface'),
         });
     }
-    return { matterServer: MATTER_SERVER, storageManager: STORAGE_MANAGER };
+    return {
+        matterServer: MATTER_SERVER,
+        storageManager: STORAGE_MANAGER,
+    };
 }
 
 export function getBridge(): Bridge {
     const serverData = serverSetup();
     const bridge = Bridge.getInstance(
         serverData.matterServer,
-        serverData.storageManager
+        serverData.storageManager,
     );
     return bridge;
 }

matter-bridge/src/utils/utils.ts

@@ -14,20 +14,25 @@ export function hasParameter(name: string) {
 
 export function getIntParameter(name: string) {
     const value = getParameter(name);
-    if (value === undefined) return undefined;
+    if (value === undefined) {
+        return undefined;
+    }
     const intValue = parseInt(value, 10);
-    if (isNaN(intValue))
+    if (isNaN(intValue)) {
         throw new ValidationError(
-            `Invalid value for parameter ${name}: ${value} is not a number`
+            `Invalid value for parameter ${name}: ${value} is not a number`,
         );
+    }
     return intValue;
 }
 
 export function commandExecutor(scriptParamName: string) {
     const script = getParameter(scriptParamName);
-    if (script === undefined) return undefined;
+    if (script === undefined) {
+        return undefined;
+    }
     return () =>
         console.log(
-            `${scriptParamName}: ${execSync(script).toString().slice(0, -1)}`
+            `${scriptParamName}: ${execSync(script).toString().slice(0, -1)}`,
         );
 }