diff --git a/packages/client/__tests__/fixtures/server.ts b/packages/client/__tests__/fixtures/server.ts
index dade8cd..fa0ccdb 100644
--- a/packages/client/__tests__/fixtures/server.ts
+++ b/packages/client/__tests__/fixtures/server.ts
@@ -6,11 +6,11 @@ import formidable from 'formidable';
 
 const createServer = async (port: number, host: string) => {
 	return new Promise((resolve) => {
-		let server = http
+		const server = http
 			.createServer(async (req, res) => {
-				// 处理CORS 
-				res.setHeader('Access-Control-Allow-Origin', "*");
-				res.setHeader('Access-Control-Allow-Credentials', "*");
+				// 处理CORS
+				res.setHeader('Access-Control-Allow-Origin', '*');
+				res.setHeader('Access-Control-Allow-Credentials', '*');
 				res.setHeader('Access-Control-Allow-Methods', 'POST, GET, PUT, DELETE, OPTIONS');
 				res.setHeader('Access-Control-Allow-Headers', '*');
 
@@ -39,16 +39,16 @@ const createServer = async (port: number, host: string) => {
 				}
 
 				// 也可以用searchParams
-				let query = (url.parse(req.url!).query || '')
+				const query = (url.parse(req.url!).query || '')
 					.split('&')
 					.filter(i => !!i)
 					.reduce((pre, cur) => {
-						let [key, value] = cur.split('=');
+						const [key, value] = cur.split('=');
 
 						pre[key] = decodeURIComponent(value);
 						return pre;
 					}, {});
-				
+
 				let body = {};
 
 				if (req.method === 'POST' || req.method === 'DELETE' || req.method === 'PUT') {
@@ -60,7 +60,7 @@ const createServer = async (port: number, host: string) => {
 								.then(([fields, files]) => {
 									let response = JSON.parse(fields?.response?.[0] || null);
 									if (!response && files && Object.keys(files).length) {
-										let file = files[Object.keys(files)[0]][0];
+										const file = files[Object.keys(files)[0]][0];
 										response = JSON.parse(fs.readFileSync(file.filepath).toString())?.response;
 									}
 									resolve$({ response });
@@ -69,10 +69,10 @@ const createServer = async (port: number, host: string) => {
 									resolve$({ response: { status: 0, body: e } });
 								});
 							return;
-						} 
+						}
 
 						let postData = '';
-						req.on('data', chunk => {  
+						req.on('data', (chunk) => {
 							postData += chunk;
 						});
 						req.on('end', async () => {
@@ -80,7 +80,7 @@ const createServer = async (port: number, host: string) => {
 								resolve$(JSON.parse(postData.toString() || '{}'));
 							} catch (e) {
 								try {
-									let data = new URLSearchParams(postData.toString());
+									const data = new URLSearchParams(postData.toString());
 									resolve$({ response: JSON.parse(data.get('response')!) });
 								} catch {
 									resolve$({ response: { status: 0 } });
@@ -90,17 +90,17 @@ const createServer = async (port: number, host: string) => {
 					});
 				}
 
-				let { 
-					delay = 0.1, 
-					response = JSON.stringify({ 
-						method: req.method, 
+				const {
+					delay = 0.1,
+					response = JSON.stringify({
+						method: req.method,
 						url: req.url,
 						reuqest: body
 					})
 				} = { ...query, ...body };
 
-				response = typeof response === 'string' ? response : JSON.stringify(response);
-				setTimeout(() => res.end(response), delay * 1000);
+				const response$ = typeof response === 'string' ? response : JSON.stringify(response);
+				setTimeout(() => res.end(response$), delay * 1000);
 			});
 
 		server.listen({ port, host }, () => {
@@ -127,11 +127,10 @@ export const impl = async () => {
 	return baseUrl;
 };
 
-
 if (typeof beforeAll === 'undefined') {
 	(async () => {
 		const { port, host, baseUrl } = await Server.available();
 		await createServer(port as number, host);
 		console.log(baseUrl);
 	})();
-}
\ No newline at end of file
+}
diff --git a/packages/client/__tests__/index.spec.ts b/packages/client/__tests__/index.spec.ts
index bff721e..6fac642 100644
--- a/packages/client/__tests__/index.spec.ts
+++ b/packages/client/__tests__/index.spec.ts
@@ -21,4 +21,4 @@ describe('index.ts', async () => {
 		expect(Network3.request.onRequest.length).toBe(1);
 		expect(Network3.request.onResponse.length).toBe(1);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/client/__tests__/limit.spec.ts b/packages/client/__tests__/limit.spec.ts
index a96f42a..97444ef 100644
--- a/packages/client/__tests__/limit.spec.ts
+++ b/packages/client/__tests__/limit.spec.ts
@@ -9,7 +9,7 @@ describe('limit.ts', async () => {
 			const { body } = leaf.response!;
 
 			if (
-				!body 
+				!body
 				|| (body && typeof body.status !== 'number')
 			) {
 				leaf.response!.statusText = `response.body must be a json.`;
@@ -43,7 +43,7 @@ describe('limit.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'POST',
 			body
 		});
@@ -64,7 +64,7 @@ describe('limit.ts', async () => {
 			}
 		};
 		try {
-			await Network.http(serverUrl, { 
+			await Network.http(serverUrl, {
 				method: 'POST',
 				body
 			});
@@ -81,7 +81,7 @@ describe('limit.ts', async () => {
 			}
 		};
 		try {
-			await Network.http(serverUrl, { 
+			await Network.http(serverUrl, {
 				method: 'POST',
 				body
 			});
@@ -89,4 +89,4 @@ describe('limit.ts', async () => {
 			expect(response.statusText).toBe('HTTP_CANCEL');
 		}
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/client/__tests__/native.spec.ts b/packages/client/__tests__/native.spec.ts
index 94424be..bdac55d 100644
--- a/packages/client/__tests__/native.spec.ts
+++ b/packages/client/__tests__/native.spec.ts
@@ -7,11 +7,11 @@ describe.skip('request.ts', async () => {
 	const launch = E2E.impl();
 	const baseUrl = `file://${resolve(__dirname, './fixtures/native.html')}`;
 	const methods = [
-		'string', 
-		'blob', 
-		'file', 
-		'formData', 
-		'arrayBuffer', 
+		'string',
+		'blob',
+		'file',
+		'formData',
+		'arrayBuffer',
 		'files',
 		'URLSearchParams'
 	];
@@ -28,7 +28,7 @@ describe.skip('request.ts', async () => {
 					task$ = task$
 						.then(() => operater.setValue(`#${id}`, api))
 						.then(() => page.waitForResponse(v => v.url() === api))
-						.then((e) => e.json())
+						.then(e => e.json())
 						.then((e) => {
 							expect(e).toEqual({ status: 1, data: {} });
 						});
@@ -38,4 +38,4 @@ describe.skip('request.ts', async () => {
 			return task;
 		}, Promise.resolve());
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/client/__tests__/provider-fetch.spec.ts b/packages/client/__tests__/provider-fetch.spec.ts
index 880d987..2d167aa 100644
--- a/packages/client/__tests__/provider-fetch.spec.ts
+++ b/packages/client/__tests__/provider-fetch.spec.ts
@@ -26,7 +26,7 @@ describe('fetch.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			timeout: 0,
 			method: 'POST',
 			body
@@ -47,7 +47,7 @@ describe('fetch.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'DELETE',
 			body
 		});
@@ -67,7 +67,7 @@ describe('fetch.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'PUT',
 			body
 		});
@@ -82,7 +82,7 @@ describe('fetch.ts', async () => {
 
 	it('timeout', async () => {
 		try {
-			await Network.http(serverUrl, { 
+			await Network.http(serverUrl, {
 				method: 'PUT',
 				timeout: 100
 			});
@@ -93,7 +93,7 @@ describe('fetch.ts', async () => {
 
 	it('cancel', async () => {
 		try {
-			const leaf = Network.http(serverUrl, { 
+			const leaf = Network.http(serverUrl, {
 				method: 'PUT',
 			});
 			setTimeout(() => leaf.cancel());
@@ -141,7 +141,7 @@ describe('fetch.ts', async () => {
 	});
 
 	it('headers', async () => {
-		let headers = {};
+		const headers = {};
 		// eslint-disable-next-line no-proto
 		(headers as any).__proto__['Cookie'] = 'any';
 		(headers as any)['Cookies'] = '';
@@ -157,4 +157,4 @@ describe('fetch.ts', async () => {
 			expect(e.status).toBe(500);
 		}
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/client/__tests__/provider-jsonp.spec.ts b/packages/client/__tests__/provider-jsonp.spec.ts
index bef9330..36bd47c 100644
--- a/packages/client/__tests__/provider-jsonp.spec.ts
+++ b/packages/client/__tests__/provider-jsonp.spec.ts
@@ -41,4 +41,4 @@ describe('jsonp.ts', async () => {
 			(window as any)[jsonp]({});
 		}
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/client/__tests__/provider-xhr.spec.ts b/packages/client/__tests__/provider-xhr.spec.ts
index 9fcb5b3..aa6e62b 100644
--- a/packages/client/__tests__/provider-xhr.spec.ts
+++ b/packages/client/__tests__/provider-xhr.spec.ts
@@ -28,7 +28,7 @@ describe('xhr.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'POST',
 			body
 		});
@@ -48,7 +48,7 @@ describe('xhr.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'DELETE',
 			body
 		});
@@ -68,7 +68,7 @@ describe('xhr.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'PUT',
 			body
 		});
@@ -83,7 +83,7 @@ describe('xhr.ts', async () => {
 
 	it('timeout', async () => {
 		try {
-			await Network.http(serverUrl, { 
+			await Network.http(serverUrl, {
 				method: 'PUT',
 				timeout: 100
 			});
@@ -94,7 +94,7 @@ describe('xhr.ts', async () => {
 
 	it('cancel', async () => {
 		try {
-			const leaf = Network.http(serverUrl, { 
+			const leaf = Network.http(serverUrl, {
 				method: 'PUT',
 			});
 			setTimeout(() => leaf.cancel());
@@ -157,7 +157,7 @@ describe('xhr.ts', async () => {
 	});
 
 	it('headers', async () => {
-		let headers = {};
+		const headers = {};
 		// eslint-disable-next-line no-proto
 		(headers as any).__proto__['Cookie'] = 'any';
 		(headers as any)['Cookies'] = '';
@@ -184,4 +184,4 @@ describe('xhr.ts', async () => {
 			}
 		});
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/client/src/fetch.ts b/packages/client/src/fetch.ts
index 9e9bd5a..3145b74 100644
--- a/packages/client/src/fetch.ts
+++ b/packages/client/src/fetch.ts
@@ -1,23 +1,22 @@
-import type { HTTPProvider } from "@deot/http-core";
-import { HTTPRequest, HTTPResponse, HTTPHeaders, HTTPShellLeaf, ERROR_CODE } from "@deot/http-core";
+import type { HTTPProvider } from '@deot/http-core';
+import { HTTPRequest, HTTPResponse, HTTPHeaders, HTTPShellLeaf, ERROR_CODE } from '@deot/http-core';
 
 export const provider: HTTPProvider = (request: HTTPRequest, leaf: HTTPShellLeaf) => {
 	return new Promise((resolve, reject) => {
 		const { url, headers, body, credentials, method, timeout, responseType, ...fetchOptions } = request;
 
-
 		const controller = new AbortController();
 
-		let timer = timeout 
+		let timer = timeout
 			? setTimeout(() => {
 				controller.abort();
 				onError(ERROR_CODE.HTTP_REQUEST_TIMEOUT);
 			}, timeout)
 			: null;
-		let response: Response; 
+		let response: Response;
 
 		const getExtra = () => {
-			let headers$ = new HTTPHeaders();
+			const headers$ = new HTTPHeaders();
 			if (response) {
 				response.headers.forEach((v, k) => headers$.set(k, v, true));
 			}
@@ -37,9 +36,9 @@ export const provider: HTTPProvider = (request: HTTPRequest, leaf: HTTPShellLeaf
 		};
 
 		const onSuccess = (body$: any) => {
-			resolve(new HTTPResponse({ 
+			resolve(new HTTPResponse({
 				...getExtra(),
-				body: body$ 
+				body: body$
 			}));
 			timer && clearTimeout(timer);
 			timer = null;
@@ -60,7 +59,7 @@ export const provider: HTTPProvider = (request: HTTPRequest, leaf: HTTPShellLeaf
 		}).then((res) => {
 			response = res;
 			if (res.status >= 200 && res.status < 300) {
-				let fn = res[responseType || 'text'];
+				const fn = res[responseType || 'text'];
 				if (!fn) return onSuccess(res);
 				fn.call(res)
 					.then((data: any) => {
@@ -76,7 +75,7 @@ export const provider: HTTPProvider = (request: HTTPRequest, leaf: HTTPShellLeaf
 			return res;
 		}).catch((e) => {
 			onError(ERROR_CODE.HTTP_STATUS_ERROR, e);
-			// no throw again, avoid unhandled error 
+			// no throw again, avoid unhandled error
 		});
 
 		// rebuild cancel
@@ -88,4 +87,4 @@ export const provider: HTTPProvider = (request: HTTPRequest, leaf: HTTPShellLeaf
 
 		leaf.server = fetch$;
 	});
-};
\ No newline at end of file
+};
diff --git a/packages/client/src/index.ts b/packages/client/src/index.ts
index 6d42c9b..1ee8790 100644
--- a/packages/client/src/index.ts
+++ b/packages/client/src/index.ts
@@ -1,7 +1,7 @@
-import { HTTPController } from "@deot/http-core";
-import type { HTTPRequestOptions } from "@deot/http-core";
+import { HTTPController } from '@deot/http-core';
+import type { HTTPRequestOptions } from '@deot/http-core';
 import { onRequest, onResponse } from '@deot/http-hooks';
-import { provider } from "./provider";
+import { provider } from './provider';
 
 export const createInstance = (options: HTTPRequestOptions = {}) => {
 	const onBaseRequest = (Array.isArray(options.onRequest) ? options.onRequest : (options.onRequest ? [options.onRequest] : []));
@@ -16,4 +16,4 @@ export const createInstance = (options: HTTPRequestOptions = {}) => {
 	return client;
 };
 
-export const Network = createInstance({} as HTTPRequestOptions);
\ No newline at end of file
+export const Network = createInstance({} as HTTPRequestOptions);
diff --git a/packages/client/src/jsonp.ts b/packages/client/src/jsonp.ts
index 48e197c..e956cdb 100644
--- a/packages/client/src/jsonp.ts
+++ b/packages/client/src/jsonp.ts
@@ -1,5 +1,5 @@
-import type { HTTPProvider } from "@deot/http-core";
-import { HTTPRequest, HTTPResponse, ERROR_CODE } from "@deot/http-core";
+import type { HTTPProvider } from '@deot/http-core';
+import { HTTPRequest, HTTPResponse, ERROR_CODE } from '@deot/http-core';
 
 export const provider: HTTPProvider = (request: HTTPRequest) => {
 	return new Promise((resolve, reject) => {
@@ -13,10 +13,10 @@ export const provider: HTTPProvider = (request: HTTPRequest) => {
 			value: (body: any) => resolve(new HTTPResponse({ body }))
 		});
 
-		let script = document.createElement("script");
-		let head = document.getElementsByTagName("head")[0];
+		const script = document.createElement('script');
+		const head = document.getElementsByTagName('head')[0];
 
 		script.src = url;
 		head.appendChild(script);
 	});
-};
\ No newline at end of file
+};
diff --git a/packages/client/src/provider.ts b/packages/client/src/provider.ts
index 4812efa..b385ccf 100644
--- a/packages/client/src/provider.ts
+++ b/packages/client/src/provider.ts
@@ -1,7 +1,7 @@
-import type { HTTPProvider } from "@deot/http-core";
-import { provider as XHRProvider } from "./xhr";
-import { provider as FetchProvider } from "./fetch";
-import { provider as JSONProvider } from "./jsonp";
+import type { HTTPProvider } from '@deot/http-core';
+import { provider as XHRProvider } from './xhr';
+import { provider as FetchProvider } from './fetch';
+import { provider as JSONProvider } from './jsonp';
 
 export const provider: HTTPProvider = (request, leaf) => {
 	if (request.jsonp) {
@@ -10,4 +10,4 @@ export const provider: HTTPProvider = (request, leaf) => {
 	return request.useXHR || !(window?.fetch)
 		? XHRProvider(request, leaf)
 		: FetchProvider(request, leaf);
-};
\ No newline at end of file
+};
diff --git a/packages/client/src/xhr.ts b/packages/client/src/xhr.ts
index d278f54..e690ebc 100644
--- a/packages/client/src/xhr.ts
+++ b/packages/client/src/xhr.ts
@@ -1,5 +1,5 @@
-import type { HTTPProvider } from "@deot/http-core";
-import { HTTPHeaders, HTTPResponse, ERROR_CODE } from "@deot/http-core";
+import type { HTTPProvider } from '@deot/http-core';
+import { HTTPHeaders, HTTPResponse, ERROR_CODE } from '@deot/http-core';
 
 const ignoreDuplicateOf = {
 	'age': !0,
@@ -32,12 +32,12 @@ const parseHeaders = (rawHeaders: string) => {
 		key = line.substring(0, i).trim().toLowerCase();
 		val = line.substring(i + 1).trim();
 
-		/* istanbul ignore next -- @preserve */ 
+		/* istanbul ignore next -- @preserve */
 		if (!key || (parsed[key] && ignoreDuplicateOf[key])) {
 			return;
 		}
 
-		 /* istanbul ignore next -- @preserve */ 
+		/* istanbul ignore next -- @preserve */
 		if (key === 'set-cookie') {
 			if (parsed[key]) {
 				parsed[key].push(val);
@@ -56,8 +56,8 @@ export const provider: HTTPProvider = (request, leaf) => {
 	return new Promise((resolve, reject) => {
 		const { onDownloadProgress, onUploadProgress, responseType, timeout, credentials, body, headers, method, url, async = true } = request;
 
-		let xhr = new XMLHttpRequest();
-		
+		const xhr = new XMLHttpRequest();
+
 		const getExtra = () => {
 			return {
 				status: xhr.status,
@@ -73,9 +73,9 @@ export const provider: HTTPProvider = (request, leaf) => {
 		};
 
 		const onSuccess = (body$: any) => {
-			resolve(new HTTPResponse({ 
+			resolve(new HTTPResponse({
 				...getExtra(),
-				body: body$ 
+				body: body$
 			}));
 		};
 
@@ -91,12 +91,12 @@ export const provider: HTTPProvider = (request, leaf) => {
 			) return;
 
 			if (xhr.status >= 200 && xhr.status < 300) {
-				const response = !xhr.responseType 
-					? xhr.responseText 
+				const response = !xhr.responseType
+					? xhr.responseText
 					: xhr.response;
 
-				xhr.responseType && response === null 
-					? onError(ERROR_CODE.HTTP_RESPONSE_PARSING_FAILED) 
+				xhr.responseType && response === null
+					? onError(ERROR_CODE.HTTP_RESPONSE_PARSING_FAILED)
 					: onSuccess(response);
 			} else {
 				onError(ERROR_CODE.HTTP_STATUS_ERROR);
@@ -113,7 +113,7 @@ export const provider: HTTPProvider = (request, leaf) => {
 		/* istanbul ignore next -- @preserve */
 		xhr.withCredentials = credentials === 'omit' ? false : !!credentials;
 		timeout && (xhr.timeout = timeout);
-		responseType && (xhr.responseType = responseType); 
+		responseType && (xhr.responseType = responseType);
 
 		for (const h in headers.toJSON()) {
 			xhr.setRequestHeader(h, headers[h]);
@@ -130,4 +130,4 @@ export const provider: HTTPProvider = (request, leaf) => {
 
 		leaf.server = xhr;
 	});
-};
\ No newline at end of file
+};
diff --git a/packages/core/README.md b/packages/core/README.md
index afc6385..0e01a02 100644
--- a/packages/core/README.md
+++ b/packages/core/README.md
@@ -20,7 +20,7 @@ const Network = new HTTPController({
 	onRequest(leaf) {
 		const request = new HTTPRequest(leaf.request);
 		if (request.url && !/[a-zA-z]+:\/\/[^\s]*/.test(request.url)) {
-			let [key, query] = request.url.split('?'); // 避免before带上?token=*之类
+			const [key, query] = request.url.split('?'); // 避免before带上?token=*之类
 			request.url = `${apis[key] ? `${baseURL}${apis[key]}` : ''}${query ? `?${query}` : ''}`;
 		}
 		return request;
diff --git a/packages/core/__tests__/controller.spec.ts b/packages/core/__tests__/controller.spec.ts
index 28b5680..b8463a9 100644
--- a/packages/core/__tests__/controller.spec.ts
+++ b/packages/core/__tests__/controller.spec.ts
@@ -5,8 +5,8 @@ describe('controller.ts', () => {
 		provider: (request: HTTPRequest) => {
 			return new Promise((resolve, reject) => {
 				setTimeout(() => {
-					request.reject 
-						? reject(HTTPResponse.error('', request)) 
+					request.reject
+						? reject(HTTPResponse.error('', request))
 						: resolve(new HTTPResponse({ body: request.body }));
 				}, 300);
 			});
@@ -30,7 +30,7 @@ describe('controller.ts', () => {
 			onRequest(leaf) {
 				const request = new HTTPRequest(leaf.request);
 				if (request.url && !/[a-zA-z]+:\/\/[^\s]*/.test(request.url)) {
-					let [key, query] = request.url.split('?'); // 避免before带上?token=*之类
+					const [key, query] = request.url.split('?'); // 避免before带上?token=*之类
 					request.url = `${apis[key] ? `${baseURL}${apis[key]}` : ''}${query ? `?${query}` : ''}`;
 				}
 
@@ -180,7 +180,7 @@ describe('controller.ts', () => {
 		shell.send().catch((e) => {
 			expect(e.statusText).toBe('HTTP_CANCEL');
 		});
-		
+
 		await Network.cancel();
 		expect(Network.shells.length).toBe(0);
 		expect(Object.keys(shell.leafs).length).toBe(0);
@@ -194,7 +194,7 @@ describe('controller.ts', () => {
 		leaf.catch((e) => {
 			expect(e.statusText).toBe('HTTP_CANCEL');
 		});
-		
+
 		await Network.cancel();
 		expect(Network.shells.length).toBe(0);
 		expect(Object.keys(shell.leafs).length).toBe(0);
@@ -341,7 +341,7 @@ describe('controller.ts', () => {
 
 	it('maxTries', async () => {
 		let count = 0;
-		let maxTries = 10;
+		const maxTries = 10;
 		const body = {
 			status: 1,
 			data: {}
@@ -436,4 +436,4 @@ describe('controller.ts', () => {
 
 		expect(count).toBe(1);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/core/__tests__/headers.spec.ts b/packages/core/__tests__/headers.spec.ts
index 68060d7..635199f 100644
--- a/packages/core/__tests__/headers.spec.ts
+++ b/packages/core/__tests__/headers.spec.ts
@@ -18,13 +18,12 @@ describe('headers.ts', () => {
 		headers.set('c', null, true);
 		expect(headers.toJSON()).toEqual({ b: 'b' });
 
-		headers.set({ 'b': null });
+		headers.set({ b: null });
 		expect(headers.toJSON()).toEqual({ b: 'b' });
 
-		headers.set({ 'b': null }, true);
+		headers.set({ b: null }, true);
 		expect(headers.toJSON()).toEqual({});
 
 		expect(Object.prototype.toString.call(headers)).toBe(`[object HTTPHeaders]`);
 	});
-
-});
\ No newline at end of file
+});
diff --git a/packages/core/__tests__/request.spec.ts b/packages/core/__tests__/request.spec.ts
index 4a42a9b..a173602 100644
--- a/packages/core/__tests__/request.spec.ts
+++ b/packages/core/__tests__/request.spec.ts
@@ -8,4 +8,4 @@ describe('request.ts', () => {
 		// extra value
 		expect(request.allowExtraKey).toBe(true);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/core/__tests__/response.spec.ts b/packages/core/__tests__/response.spec.ts
index 1d0c7e0..ad929b5 100644
--- a/packages/core/__tests__/response.spec.ts
+++ b/packages/core/__tests__/response.spec.ts
@@ -10,4 +10,4 @@ describe('response.ts', () => {
 		// extra value
 		expect(response.allowExtraKey).toBe(true);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/core/src/controller.ts b/packages/core/src/controller.ts
index a91352a..57b7a0e 100644
--- a/packages/core/src/controller.ts
+++ b/packages/core/src/controller.ts
@@ -1,8 +1,8 @@
-import type { HTTPRequestOptions } from "./request";
-import { HTTPRequest } from "./request";
+import type { HTTPRequestOptions } from './request';
+import { HTTPRequest } from './request';
 
-import { HTTPShell } from "./shell";
-import type { HTTPShellLeaf } from "./shell-leaf";
+import { HTTPShell } from './shell';
+import type { HTTPShellLeaf } from './shell-leaf';
 
 export class HTTPController {
 	request: HTTPRequest;
@@ -17,12 +17,12 @@ export class HTTPController {
 
 	/**
 	 * 发起一个请求，返回Promise<HttpResponse>
-	 * @param {string|HTTPRequest|HTTPRequestOptions} url ~
-	 * @param {HTTPRequestOptions} requestOptions ~
-	 * @returns {HTTPShellLeaf} ~
+	 * @param url ~
+	 * @param requestOptions ~
+	 * @returns ~
 	 */
 	http<T = any>(
-		url: string | HTTPRequest | HTTPRequestOptions, 
+		url: string | HTTPRequest | HTTPRequestOptions,
 		requestOptions?: HTTPRequestOptions,
 	): HTTPShellLeaf<T> {
 		const shell = new HTTPShell<T>(url, requestOptions, this);
@@ -32,12 +32,12 @@ export class HTTPController {
 
 	/**
 	 * 发起一个请求，返回HttpShell, 支持单个重复发送，取消操作
-	 * @param {string|HTTPRequest|HTTPRequestOptions} url ~
-	 * @param {HTTPRequestOptions} requestOptions ~
-	 * @returns {HTTPShell} ~
+	 * @param url ~
+	 * @param requestOptions ~
+	 * @returns ~
 	 */
 	custom<T = any>(
-		url: string | HTTPRequest | HTTPRequestOptions, 
+		url: string | HTTPRequest | HTTPRequestOptions,
 		requestOptions?: HTTPRequestOptions,
 	): HTTPShell<T> {
 		const shell = new HTTPShell<T>(url, requestOptions, this);
@@ -47,7 +47,7 @@ export class HTTPController {
 
 	/**
 	 * 取消所有请求或取消指定请求
-	 * @param {string|HTTPShellLeaf} id ~
+	 * @param id ~
 	 */
 	async cancel(id?: string | HTTPShellLeaf) {
 		await this.shells.reduce((pre, shell) => {
@@ -71,4 +71,4 @@ export class HTTPController {
 	_remove(shell: HTTPShell) {
 		this.shells = this.shells.filter(i => i !== shell);
 	}
-}
\ No newline at end of file
+}
diff --git a/packages/core/src/error.ts b/packages/core/src/error.ts
index 8bd87ff..1b427ec 100644
--- a/packages/core/src/error.ts
+++ b/packages/core/src/error.ts
@@ -7,4 +7,4 @@ export const ERROR_CODE = {
 	HTTP_STATUS_ERROR: 'HTTP_STATUS_ERROR',
 	HTTP_CODE_ILLEGAL: 'HTTP_CODE_ILLEGAL',
 	HTTP_RESPONSE_PARSING_FAILED: 'HTTP_RESPONSE_PARSING_FAILED'
-};
\ No newline at end of file
+};
diff --git a/packages/core/src/headers.ts b/packages/core/src/headers.ts
index 8db2773..9044ac4 100644
--- a/packages/core/src/headers.ts
+++ b/packages/core/src/headers.ts
@@ -13,8 +13,8 @@ export class HTTPHeaders {
 	set(key: string, value: any, rewrite?: boolean): HTTPHeaders;
 	set(keyOrHeaders: string | Headers, valueOrRewrite: any, rewrite?: boolean) {
 		if (typeof keyOrHeaders === 'string') {
-			let key = keyOrHeaders;
-			let value = valueOrRewrite;
+			const key = keyOrHeaders;
+			const value = valueOrRewrite;
 			this[key] = rewrite ? value : (this[key] || value);
 		} else {
 			let headers = keyOrHeaders;
@@ -26,7 +26,7 @@ export class HTTPHeaders {
 				headers = { ...headers };
 			}
 
-			Object.keys(headers).forEach(k => {
+			Object.keys(headers).forEach((k) => {
 				this.set(k, headers[k], rewrite);
 			});
 		}
@@ -57,4 +57,4 @@ export class HTTPHeaders {
 	get [Symbol.toStringTag]() {
 		return 'HTTPHeaders';
 	}
-}
\ No newline at end of file
+}
diff --git a/packages/core/src/index.ts b/packages/core/src/index.ts
index b04db0e..9627b4f 100644
--- a/packages/core/src/index.ts
+++ b/packages/core/src/index.ts
@@ -5,4 +5,4 @@ export * from './response';
 export * from './shell';
 export * from './shell-leaf';
 export * from './error';
-export * from './headers';
\ No newline at end of file
+export * from './headers';
diff --git a/packages/core/src/provider.ts b/packages/core/src/provider.ts
index 3fd2bcf..c10122e 100644
--- a/packages/core/src/provider.ts
+++ b/packages/core/src/provider.ts
@@ -1,7 +1,7 @@
-import type { HTTPRequest } from "./request";
-import type { HTTPResponse } from "./response";
-import type { HTTPShellLeaf } from "./shell-leaf";
+import type { HTTPRequest } from './request';
+import type { HTTPResponse } from './response';
+import type { HTTPShellLeaf } from './shell-leaf';
 
 export interface HTTPProvider {
 	(request: HTTPRequest, leaf: HTTPShellLeaf): Promise<HTTPResponse>;
-}
\ No newline at end of file
+}
diff --git a/packages/core/src/request.ts b/packages/core/src/request.ts
index 290c1f4..1b87154 100644
--- a/packages/core/src/request.ts
+++ b/packages/core/src/request.ts
@@ -72,7 +72,7 @@ export class HTTPRequest {
 	provider!: HTTPProvider;
 
 	constructor(
-		url: string | HTTPRequest | HTTPRequestOptions, 
+		url: string | HTTPRequest | HTTPRequestOptions,
 		options?: HTTPRequestOptions,
 		parent?: HTTPRequest
 	) {
@@ -97,12 +97,12 @@ export class HTTPRequest {
 			provider: defaultProvider
 		};
 		const isUrlAsOptions = url && (url.constructor === Object || url instanceof HTTPRequest);
-		const kv = isUrlAsOptions 
-			? { ...defaults, ...parent, ...(url as (HTTPRequest | HTTPRequestOptions)), ...options } 
+		const kv = isUrlAsOptions
+			? { ...defaults, ...parent, ...(url as (HTTPRequest | HTTPRequestOptions)), ...options }
 			: { ...defaults, ...parent, url, ...options };
 
 		Object.keys(kv).forEach((key) => {
-			const v = typeof kv[key] !== 'undefined' 
+			const v = typeof kv[key] !== 'undefined'
 				? kv[key]
 				: defaults[key];
 			this[key] = key === 'headers' ? new HTTPHeaders(v) : v;
@@ -127,4 +127,4 @@ export class HTTPRequest {
 	// formData() {}
 	// json() {}
 	// text() {}
-}
\ No newline at end of file
+}
diff --git a/packages/core/src/response.ts b/packages/core/src/response.ts
index 05df51d..5f4aa59 100644
--- a/packages/core/src/response.ts
+++ b/packages/core/src/response.ts
@@ -35,7 +35,7 @@ export class HTTPResponse<T = {} | BodyInit | null> {
 	// Custom
 
 	constructor(
-		body?: BodyInit | null | HTTPResponse<T> | HTTPResponseOptions, 
+		body?: BodyInit | null | HTTPResponse<T> | HTTPResponseOptions,
 		options?: HTTPResponseOptions
 	) {
 		const defaults = {
@@ -51,13 +51,13 @@ export class HTTPResponse<T = {} | BodyInit | null> {
 		};
 
 		const isBodyAsOptions = body && (body.constructor === Object || body instanceof HTTPResponse);
-		const kv = isBodyAsOptions 
-			? { ...defaults, ...(body as (HTTPResponse<T> | HTTPResponseOptions)), ...options } 
+		const kv = isBodyAsOptions
+			? { ...defaults, ...(body as (HTTPResponse<T> | HTTPResponseOptions)), ...options }
 			: { ...defaults, body, ...options };
 
 		Object.keys(kv).forEach((key) => {
-			let v = typeof kv[key] !== 'undefined' 
-				? kv[key] 
+			const v = typeof kv[key] !== 'undefined'
+				? kv[key]
 				: defaults[key];
 			this[key] = key === 'headers' ? new HTTPHeaders(v) : v;
 		});
@@ -81,4 +81,4 @@ export class HTTPResponse<T = {} | BodyInit | null> {
 	// formData() {}
 	// json() {}
 	// text() {}
-}
\ No newline at end of file
+}
diff --git a/packages/core/src/shell-leaf.ts b/packages/core/src/shell-leaf.ts
index 5db09ad..9d879b8 100644
--- a/packages/core/src/shell-leaf.ts
+++ b/packages/core/src/shell-leaf.ts
@@ -1,13 +1,13 @@
 import { getUid } from './utils';
-import { HTTPRequest } from "./request";
-import type { HTTPResponse } from "./response";
+import { HTTPRequest } from './request';
+import type { HTTPResponse } from './response';
 
 type PromiseHook<T> = (response: HTTPResponse<T>) => any;
 export class HTTPShellLeaf<T = any> {
 	id = getUid(`shell.leaf`);
 
 	cancel!: () => Promise<void>;
- 
+
 	timeout?: ReturnType<typeof global.setTimeout>;
 
 	/**
@@ -54,4 +54,4 @@ export class HTTPShellLeaf<T = any> {
 	finally(callback?: () => void) {
 		return this.target.finally(callback);
 	}
-}
\ No newline at end of file
+}
diff --git a/packages/core/src/shell.ts b/packages/core/src/shell.ts
index 7fbc6d4..911775d 100644
--- a/packages/core/src/shell.ts
+++ b/packages/core/src/shell.ts
@@ -1,13 +1,13 @@
 /* eslint-disable no-promise-executor-return */
 /* eslint-disable no-dupe-class-members */
 /* eslint-disable lines-between-class-members */
-import type { HTTPController } from "./controller";
+import type { HTTPController } from './controller';
 
-import { HTTPRequest } from "./request";
-import { HTTPResponse } from "./response";
-import { HTTPShellLeaf } from "./shell-leaf";
+import { HTTPRequest } from './request';
+import { HTTPResponse } from './response';
+import { HTTPShellLeaf } from './shell-leaf';
 import { ERROR_CODE } from './error';
-import type { HTTPRequestOptions, HTTPHook } from "./request";
+import type { HTTPRequestOptions, HTTPHook } from './request';
 
 export class HTTPShell<T = any> {
 	parent: HTTPController;
@@ -19,7 +19,7 @@ export class HTTPShell<T = any> {
 	isPending = false; // 用于控制多个send时，只执行一次onStart/onFinish
 
 	constructor(
-		url: string | HTTPRequest | HTTPRequestOptions, 
+		url: string | HTTPRequest | HTTPRequestOptions,
 		requestOptions: HTTPRequestOptions | undefined,
 		parent: HTTPController
 	) {
@@ -37,7 +37,7 @@ export class HTTPShell<T = any> {
 		const cancel = new Promise((_, reject) => {
 			leaf.cancel = async () => {
 				reject(this.error(leaf, ERROR_CODE.HTTP_CANCEL));
-				await new Promise<void>(resolve => { 
+				await new Promise<void>((resolve) => {
 					leaf.target.catch(() => {}).finally(resolve);
 				});
 			};
@@ -88,7 +88,7 @@ export class HTTPShell<T = any> {
 							.then(onSuccess)
 							.catch(onError);
 					}
-					
+
 					return isError ? onError(error || response) : onSuccess(response);
 				});
 		});
@@ -106,7 +106,7 @@ export class HTTPShell<T = any> {
 			pre = pre
 				.then(() => {
 					if (!needBreak) {
-						let result = fn(leaf);
+						const result = fn(leaf);
 						// leaf含then方法是基于leaf.target 所以不能直接返回leaf
 						return result === leaf || result;
 					}
@@ -140,8 +140,8 @@ export class HTTPShell<T = any> {
 
 	/**
 	 * 请求完成后清理，避免内存泄漏
-	 * @param {string|HTTPShellLeaf} id 当前请求或当前请求id
-	 * @returns {Promise<void>} ~
+	 * @param id 当前请求或当前请求id
+	 * @returns ~
 	 */
 	async cancel(id?: string | HTTPShellLeaf<T>): Promise<void> {
 		if (id) {
@@ -159,8 +159,8 @@ export class HTTPShell<T = any> {
 
 	/**
 	 * 请求前完成触发，在onRequest之前
-	 * @param {HTTPShellLeaf} leaf 当前请求
-	 * @returns {Promise<void>} ~
+	 * @param leaf 当前请求
+	 * @returns ~
 	 */
 	async loading(leaf: HTTPShellLeaf<T>): Promise<void> {
 		const { localData, onStart } = leaf.originalRequest;
@@ -173,8 +173,8 @@ export class HTTPShell<T = any> {
 
 	/**
 	 * 请求完成触发, 在onResponse之后
-	 * @param {HTTPShellLeaf} leaf 当前请求
-	 * @returns {Promise<void>} ~
+	 * @param leaf 当前请求
+	 * @returns ~
 	 */
 	async loaded(leaf: HTTPShellLeaf<T>): Promise<void> {
 		const { localData, onFinish } = leaf.originalRequest;
@@ -188,13 +188,13 @@ export class HTTPShell<T = any> {
 
 	/**
 	 * 请求前处理，可修改请求信息，或根据结果全局事务
-	 * @param {HTTPShellLeaf} leaf 当前请求
-	 * @returns {Promise<void>} ~
+	 * @param leaf 当前请求
+	 * @returns ~
 	 */
 	async before(leaf: HTTPShellLeaf<T>): Promise<void> {
 		const { onRequest } = leaf.originalRequest;
 
-		try {			
+		try {
 			await this.task(leaf, onRequest, (result: any) => {
 				let request: HTTPRequest;
 				if (result instanceof HTTPRequest) {
@@ -217,16 +217,16 @@ export class HTTPShell<T = any> {
 
 	/**
 	 * 请求后处理，可修改返回信息，或根据结果全局事务
-	 * @param {HTTPShellLeaf} leaf 当前请求
-	 * @returns {Promise<void>} ~
+	 * @param leaf 当前请求
+	 * @returns ~
 	 */
 	async after(leaf: HTTPShellLeaf<T>): Promise<void> {
 		const { localData, onResponse, provider } = leaf.request!;
-		
-		let target = localData 
-			? Promise.resolve(new HTTPResponse({ body: localData })) 
+
+		const target = localData
+			? Promise.resolve(new HTTPResponse({ body: localData }))
 			: provider(leaf.request!, leaf);
-		
+
 		let originalResponse: HTTPResponse<T>;
 
 		try {
@@ -258,10 +258,10 @@ export class HTTPShell<T = any> {
 
 	/**
 	 * 错误处理
-	 * @param {HTTPShellLeaf} leaf 当前请求
-	 * @param {string} statusText Error Code
-	 * @param {any} body exception
-	 * @returns {HTTPResponse} ~
+	 * @param leaf 当前请求
+	 * @param statusText Error Code
+	 * @param body exception
+	 * @returns ~
 	 */
 	error(leaf: HTTPShellLeaf<T>, statusText: string, body?: any): HTTPResponse {
 		return HTTPResponse.error(statusText, {
@@ -279,4 +279,4 @@ export class HTTPShell<T = any> {
 			}
 		});
 	}
-}
\ No newline at end of file
+}
diff --git a/packages/hooks/__tests__/dynamic.spec.ts b/packages/hooks/__tests__/dynamic.spec.ts
index abb6804..b1bd8e8 100644
--- a/packages/hooks/__tests__/dynamic.spec.ts
+++ b/packages/hooks/__tests__/dynamic.spec.ts
@@ -3,12 +3,11 @@ import { onRequest, onResponse } from '@deot/http-hooks';
 
 describe('common.ts', async () => {
 	const Network = new HTTPController({
-		provider: async (request) => (new HTTPResponse({ body: { url: request.url } })),
+		provider: async request => (new HTTPResponse({ body: { url: request.url } })),
 		onRequest,
 		onResponse
 	});
 
-	
 	it('dynamic, baseUrl', async () => {
 		const baseUrl = `https://example.com`;
 		try {
@@ -93,4 +92,4 @@ describe('common.ts', async () => {
 		});
 		expect(response.body.url).toBe(`/`);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/hooks/__tests__/fetch.spec.ts b/packages/hooks/__tests__/fetch.spec.ts
index 05f8947..822feee 100644
--- a/packages/hooks/__tests__/fetch.spec.ts
+++ b/packages/hooks/__tests__/fetch.spec.ts
@@ -230,4 +230,4 @@ describe('fetch.ts', async () => {
 
 		expect(response.status).toBe(200);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/hooks/__tests__/fixtures/data.ts b/packages/hooks/__tests__/fixtures/data.ts
index 650f675..ae589e9 100644
--- a/packages/hooks/__tests__/fixtures/data.ts
+++ b/packages/hooks/__tests__/fixtures/data.ts
@@ -39,8 +39,8 @@ export const string = JSON.stringify(json);
 export const blob = new Blob([JSON.stringify(json)], { type: 'application/json' });
 export const blobWithoutType = new Blob([JSON.stringify(json)]);
 export const blobWithoutContent = new Blob();
-export const file = new File([JSON.stringify(json)], "foo.json", {
-	type: "application/json",
+export const file = new File([JSON.stringify(json)], 'foo.json', {
+	type: 'application/json',
 });
 
 export const formData = new FormData();
@@ -81,4 +81,4 @@ class Custom {
 	}
 }
 
-export const custom = new Custom(response);
\ No newline at end of file
+export const custom = new Custom(response);
diff --git a/packages/hooks/__tests__/index.spec.ts b/packages/hooks/__tests__/index.spec.ts
index 7b1abc7..34efc6a 100644
--- a/packages/hooks/__tests__/index.spec.ts
+++ b/packages/hooks/__tests__/index.spec.ts
@@ -5,4 +5,4 @@ describe('index.ts', () => {
 		expect(typeof onRequest).toBe('function');
 		expect(typeof onResponse).toBe('function');
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/hooks/__tests__/node.spec.ts b/packages/hooks/__tests__/node.spec.ts
index 6e87517..343d445 100644
--- a/packages/hooks/__tests__/node.spec.ts
+++ b/packages/hooks/__tests__/node.spec.ts
@@ -182,4 +182,4 @@ describe('node.ts', async () => {
 
 		expect(response.status).toBe(200);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/hooks/__tests__/xhr.spec.ts b/packages/hooks/__tests__/xhr.spec.ts
index e5e69e5..35dc948 100644
--- a/packages/hooks/__tests__/xhr.spec.ts
+++ b/packages/hooks/__tests__/xhr.spec.ts
@@ -217,4 +217,4 @@ describe('xhr.ts', async () => {
 
 		expect(response.status).toBe(200);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/hooks/src/request.ts b/packages/hooks/src/request.ts
index 538042e..92d88d4 100644
--- a/packages/hooks/src/request.ts
+++ b/packages/hooks/src/request.ts
@@ -10,19 +10,19 @@ const MContentType = `multipart/form-data`;
  * 如: { response: { status: 1 } }
  * 当前转义：response=%7B%22status%22%3A1%7D
  * axios转义：response%5Bstatus%5D=1 (reponse[status]=1)
- * @param {{}} body ~
- * @returns {string} ~
+ * @param body ~
+ * @returns ~
  */
 const toURLEncodedForm = (body: {}): string => {
 	const results: string[] = [];
-	for (let key in body) {
+	for (const key in body) {
 		/**
 		 * 过滤掉值为null, undefined情况
 		 */
 		if (
-			body[key] 
-			|| body[key] === false 
-			|| body[key] === 0 
+			body[key]
+			|| body[key] === false
+			|| body[key] === 0
 			|| body[key] === ''
 		) {
 			results.push(key + '=' + encodeURIComponent(Is.plainObject(body[key]) ? JSON.stringify(body[key]) : body[key]));
@@ -33,9 +33,11 @@ const toURLEncodedForm = (body: {}): string => {
 };
 
 export const onRequest: HTTPHook = (leaf) => {
-	let { url, body, headers, method, dynamic } = leaf.request;
+	const { url: originalUrl, body: originaBody, headers, method, dynamic } = leaf.request;
 	const type = method.toLowerCase();
 
+	let url = originalUrl;
+	let body = originaBody;
 	/**
 	 * 解析RESTFUL URL 或者动态的;
 	 * 支持以下场景:
@@ -48,8 +50,8 @@ export const onRequest: HTTPHook = (leaf) => {
 	 * 2. 对应使用过的字段会被移除，如果是 config.article_id 会删除config下的article_id字段
 	 */
 	if (dynamic && Is.plainObject(body)) {
-		let original = body as {};
-		let regex = /(\/?{[^?\/\&]+|\/?:[^\d][^?\/\&]+)/g;
+		const original = body as {};
+		const regex = /(\/?{[^?\/\&]+|\/?:[^\d][^?\/\&]+)/g;
 
 		let url$ = '';
 		let pathAndSearch = url.replace(/[a-zA-z]+:\/\/[^\/{]*/, (key) => {
@@ -58,24 +60,24 @@ export const onRequest: HTTPHook = (leaf) => {
 		});
 
 		if (regex.test(pathAndSearch)) {
-			let delTmp: any[] = [];
-			pathAndSearch = pathAndSearch.replace(regex, key => {
-				let k = key.replace(/({|}|\s|:|\/)/g, '');
-				let result = getPropByPath(original, k);
-				
+			const delTmp: any[] = [];
+			pathAndSearch = pathAndSearch.replace(regex, (key) => {
+				const k = key.replace(/({|}|\s|:|\/)/g, '');
+				const result = getPropByPath(original, k);
+
 				delTmp.push(result);
-				return result.v 
-					? `${key.indexOf('/') === 0 ? '/' : ''}${result.v}` 
+				return result.v
+					? `${key.indexOf('/') === 0 ? '/' : ''}${result.v}`
 					: '';
 			});
-			
+
 			delTmp.forEach(i => typeof i.o[i.k] !== 'undefined' && delete i.o[i.k]);
 			url = url$ + pathAndSearch;
 		}
 	}
 
 	if (['get'].includes(type) && Is.plainObject(body)) {
-		let encodedForm = toURLEncodedForm(body as {});
+		const encodedForm = toURLEncodedForm(body as {});
 		if (encodedForm.length > 0) {
 			url += (url.includes('?') ? '&' : '?') + encodedForm;
 		}
@@ -95,11 +97,11 @@ export const onRequest: HTTPHook = (leaf) => {
 		}
 
 		if (!(
-			Is.arrayBuffer(body) 
-			|| Is.buffer(body) 
-			|| Is.stream(body) 
-			|| Is.file(body) 
-			|| Is.blob(body) 
+			Is.arrayBuffer(body)
+			|| Is.buffer(body)
+			|| Is.stream(body)
+			|| Is.file(body)
+			|| Is.blob(body)
 			|| Is.formData(body)
 			|| Is.string(body)
 			|| !body
@@ -110,7 +112,7 @@ export const onRequest: HTTPHook = (leaf) => {
 				headers.set('Content-Type', XContentType, false);
 				body = (body as URLSearchParams).toString();
 			} else if (Is.files(body)) {
-				let original = body;
+				const original = body;
 				body = new FormData();
 				Array.from((original as FileList)).forEach((file: File) => {
 					(body as any).append('files[]', file);
@@ -119,10 +121,10 @@ export const onRequest: HTTPHook = (leaf) => {
 				if (contentType.includes(XContentType)) {
 					body = toURLEncodedForm(body as {});
 				} else if (contentType.includes(MContentType)) {
-					let original = body as {};
+					const original = body as {};
 					body = new FormData();
 					Object.keys(original).forEach((key) => {
-						let args: any = [key, original[key]];
+						const args: any = [key, original[key]];
 						/* istanbul ignore next -- @preserve */
 						if (Is.file(args[1]) && args[1].name) {
 							args.push(args[1].name);
@@ -142,7 +144,7 @@ export const onRequest: HTTPHook = (leaf) => {
 				body = JSON.stringify(body);
 			}
 		}
-		
+
 		if (!Is.formData(body) && ['post', 'put', 'patch'].includes(type)) {
 			headers.set('Content-Type', XContentType, false);
 		}
@@ -151,10 +153,10 @@ export const onRequest: HTTPHook = (leaf) => {
 	if (Is.formData(body)) {
 		headers.set('Content-Type', null, true);
 	}
-	
+
 	leaf.request.url = url;
 	leaf.request.body = body;
 	leaf.request.headers = headers;
 
 	return leaf;
-};
\ No newline at end of file
+};
diff --git a/packages/hooks/src/response.ts b/packages/hooks/src/response.ts
index de5f00e..bb8a0e8 100644
--- a/packages/hooks/src/response.ts
+++ b/packages/hooks/src/response.ts
@@ -3,7 +3,7 @@ import * as Is from '@deot/helper-is';
 
 export const onResponse: HTTPHook = (leaf) => {
 	let { body } = leaf.response!;
-	
+
 	if (Is.string(body)) {
 		try {
 			body = JSON.parse(body.toString());
@@ -12,4 +12,4 @@ export const onResponse: HTTPHook = (leaf) => {
 
 	leaf.response!.body = body;
 	return leaf;
-};
\ No newline at end of file
+};
diff --git a/packages/index/src/index.browser.ts b/packages/index/src/index.browser.ts
index 373735b..d0c1d3b 100644
--- a/packages/index/src/index.browser.ts
+++ b/packages/index/src/index.browser.ts
@@ -1 +1 @@
-export * from '@deot/http-client';
\ No newline at end of file
+export * from '@deot/http-client';
diff --git a/packages/index/src/index.node.ts b/packages/index/src/index.node.ts
index a5fc512..c5d4a46 100644
--- a/packages/index/src/index.node.ts
+++ b/packages/index/src/index.node.ts
@@ -1 +1 @@
-export * from '@deot/http-server';
\ No newline at end of file
+export * from '@deot/http-server';
diff --git a/packages/index/src/index.ts b/packages/index/src/index.ts
index 93ad093..d8ff731 100644
--- a/packages/index/src/index.ts
+++ b/packages/index/src/index.ts
@@ -1,6 +1,6 @@
-import type { HTTPController, HTTPRequestOptions } from "@deot/http-core";
-import * as ServerAdapter from "@deot/http-server";
-import * as ClientAdapter from "@deot/http-client";
+import type { HTTPController, HTTPRequestOptions } from '@deot/http-core';
+import * as ServerAdapter from '@deot/http-server';
+import * as ClientAdapter from '@deot/http-client';
 
 interface Adapter {
 	createInstance: (options: HTTPRequestOptions) => HTTPController;
diff --git a/packages/server/__tests__/hooks.spec.ts b/packages/server/__tests__/hooks.spec.ts
index 993d0b4..7c6bf3a 100644
--- a/packages/server/__tests__/hooks.spec.ts
+++ b/packages/server/__tests__/hooks.spec.ts
@@ -57,7 +57,7 @@ describe('hooks.ts', async () => {
 		formData.append('response', Data.responseString);
 		// escapeName
 		formData.append('blob"', Data.blobWithoutType);
-		
+
 		const response = await Network.http(`${serverUrl}`, {
 			method: 'POST',
 			body: formData,
@@ -149,4 +149,4 @@ describe('hooks.ts', async () => {
 			expect(e.body.message).toMatch('Body after t');
 		}
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/server/__tests__/index.spec.ts b/packages/server/__tests__/index.spec.ts
index b59ab17..45005da 100644
--- a/packages/server/__tests__/index.spec.ts
+++ b/packages/server/__tests__/index.spec.ts
@@ -19,4 +19,4 @@ describe('index.ts', async () => {
 		expect(Network3.request.onRequest.length).toBe(2);
 		expect(Network3.request.onResponse.length).toBe(1);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/server/__tests__/provider.spec.ts b/packages/server/__tests__/provider.spec.ts
index f67868a..b791fa2 100644
--- a/packages/server/__tests__/provider.spec.ts
+++ b/packages/server/__tests__/provider.spec.ts
@@ -26,7 +26,7 @@ describe('provider.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			timeout: 0,
 			method: 'POST',
 			body
@@ -46,7 +46,7 @@ describe('provider.ts', async () => {
 	 * 以这样的形式 /user/:id
 	 */
 	it('Delete', async () => {
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'DELETE'
 		});
 
@@ -59,11 +59,10 @@ describe('provider.ts', async () => {
 
 	it('Delete，Bad Request', async () => {
 		try {
-			await Network.http(serverUrl, { 
+			await Network.http(serverUrl, {
 				method: 'DELETE',
 				body: 'any'
 			});
-
 		} catch (e: any) {
 			expect(e.status).toBe(400);
 		}
@@ -76,7 +75,7 @@ describe('provider.ts', async () => {
 				data: {}
 			}
 		};
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'PUT',
 			body
 		});
@@ -98,7 +97,7 @@ describe('provider.ts', async () => {
 	});
 
 	it('headers', async () => {
-		let headers = {};
+		const headers = {};
 		// eslint-disable-next-line no-proto
 		(headers as any).__proto__['Cookie'] = 'any';
 		await Network.http(`${serverUrl}`, {
@@ -107,7 +106,7 @@ describe('provider.ts', async () => {
 	});
 
 	it('headers, null', async () => {
-		let headers = {};
+		const headers = {};
 		// eslint-disable-next-line no-proto
 		(headers as any)['Cookie'] = null;
 		await Network.http(`${serverUrl}`, {
@@ -120,7 +119,6 @@ describe('provider.ts', async () => {
 			await Network.http(`${serverUrl}`, {
 				maxContentLength: 10
 			});
-			
 		} catch (e: any) {
 			expect(e.statusText).toBe('HTTP_CONTENT_EXCEEDED');
 		}
@@ -128,7 +126,7 @@ describe('provider.ts', async () => {
 
 	it('cancel', async () => {
 		try {
-			const leaf = Network.http(serverUrl, { 
+			const leaf = Network.http(serverUrl, {
 				method: 'PUT',
 			});
 			setTimeout(() => leaf.cancel());
@@ -149,7 +147,7 @@ describe('provider.ts', async () => {
 		stream.push(JSON.stringify(body));
 		stream.push(null); // no more data
 
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'POST',
 			body: stream
 		});
@@ -194,7 +192,7 @@ describe('provider.ts', async () => {
 			}
 		};
 
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'POST',
 			body,
 			responseType: 'arraybuffer'
@@ -211,24 +209,24 @@ describe('provider.ts', async () => {
 			}
 		};
 
-		const response = await Network.http(serverUrl, { 
+		const response = await Network.http(serverUrl, {
 			method: 'POST',
 			body,
 			responseType: 'stream'
 		});
 
 		const data = await new Promise((resolve) => {
-			let responseBuffer: any[] = [];
+			const responseBuffer: any[] = [];
 			response.body.on('data', (chunk) => {
 				responseBuffer.push(chunk);
 			});
 
 			response.body.on('end', () => {
-				let responseData = Buffer.concat(responseBuffer);
+				const responseData = Buffer.concat(responseBuffer);
 				resolve(JSON.parse(responseData.toString('utf8')));
 			});
 		});
 
 		expect(data).toEqual(body.response);
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/server/src/helper/form-data-to-stream.ts b/packages/server/src/helper/form-data-to-stream.ts
index 71e9a3f..1832f8b 100644
--- a/packages/server/src/helper/form-data-to-stream.ts
+++ b/packages/server/src/helper/form-data-to-stream.ts
@@ -27,7 +27,7 @@ class FormDataPart {
 		if (isStringValue) {
 			value = textEncoder.encode(String(value).replace(/\r?\n|\r\n?/g, CRLF));
 		} else {
-			headers += `Content-Type: ${value.type || "application/octet-stream"}${CRLF}`;
+			headers += `Content-Type: ${value.type || 'application/octet-stream'}${CRLF}`;
 		}
 
 		this.headers = textEncoder.encode(headers + CRLF);
@@ -45,7 +45,7 @@ class FormDataPart {
 		if (Is.typedArray(value)) {
 			yield value;
 		} else {
-			yield* readBlob(value);
+			yield * readBlob(value);
 		}
 		yield CRLF_BYTES;
 	}
@@ -63,7 +63,7 @@ class FormDataPart {
 
 export const formDataToStream = (form: FormData, headersHandler?: any, options?: any) => {
 	const boundary = options?.boundary || 'form-data-boundary-' + generateString(25);
-	
+
 	const boundaryBytes = textEncoder.encode('--' + boundary + CRLF);
 	const footerBytes = textEncoder.encode('--' + boundary + '--' + CRLF + CRLF);
 	let contentLength = footerBytes.byteLength;
@@ -89,9 +89,9 @@ export const formDataToStream = (form: FormData, headersHandler?: any, options?:
 	return Readable.from((async function* () {
 		for (const part of parts) {
 			yield boundaryBytes;
-			yield* part.encode();
+			yield * part.encode();
 		}
 		yield footerBytes;
 	})());
 };
-export default formDataToStream;
\ No newline at end of file
+export default formDataToStream;
diff --git a/packages/server/src/helper/read-blob.ts b/packages/server/src/helper/read-blob.ts
index 4e36f24..a8680a7 100644
--- a/packages/server/src/helper/read-blob.ts
+++ b/packages/server/src/helper/read-blob.ts
@@ -3,12 +3,12 @@ const { asyncIterator } = Symbol;
 export const readBlob = async function* (blob: any) {
 	/* istanbul ignore next -- @preserve */
 	if (blob.stream) {
-		yield* blob.stream();
+		yield * blob.stream();
 	} else if (blob.arrayBuffer) {
 		yield await blob.arrayBuffer();
 	} else if (blob[asyncIterator]) {
-		yield* blob[asyncIterator]();
+		yield * blob[asyncIterator]();
 	} else {
 		yield blob;
 	}
-};
\ No newline at end of file
+};
diff --git a/packages/server/src/index.ts b/packages/server/src/index.ts
index 423ee32..b6f5c8f 100644
--- a/packages/server/src/index.ts
+++ b/packages/server/src/index.ts
@@ -1,8 +1,8 @@
-import { HTTPController } from "@deot/http-core";
-import type { HTTPRequestOptions } from "@deot/http-core";
+import { HTTPController } from '@deot/http-core';
+import type { HTTPRequestOptions } from '@deot/http-core';
 import { onRequest, onResponse } from '@deot/http-hooks';
 import { onRequest as onRequestForServer } from './on-request';
-import { provider } from "./provider";
+import { provider } from './provider';
 
 export const createInstance = (options: HTTPRequestOptions = {}) => {
 	const onBaseRequest = (Array.isArray(options.onRequest) ? options.onRequest : (options.onRequest ? [options.onRequest] : []));
@@ -17,4 +17,4 @@ export const createInstance = (options: HTTPRequestOptions = {}) => {
 	return client;
 };
 
-export const Network = createInstance({} as HTTPRequestOptions);
\ No newline at end of file
+export const Network = createInstance({} as HTTPRequestOptions);
diff --git a/packages/server/src/on-request.ts b/packages/server/src/on-request.ts
index 3b374e1..d031d42 100644
--- a/packages/server/src/on-request.ts
+++ b/packages/server/src/on-request.ts
@@ -5,8 +5,9 @@ import { formDataToStream, readBlob } from './helper';
 
 // 针对服务端要额外做处理
 export const onRequest: HTTPHook = (leaf) => {
-	let { body, headers } = leaf.request;
-	
+	const { body: originalBody, headers } = leaf.request;
+
+	let body = originalBody;
 	if (!(Is.buffer(body) || Is.stream(body) || Is.string(body) || !body)) {
 		if (Is.arrayBuffer(body)) {
 			body = Buffer.from(new Uint8Array(body as ArrayBuffer));
@@ -18,7 +19,7 @@ export const onRequest: HTTPHook = (leaf) => {
 				}
 			);
 		} else if (Is.blob(body) || Is.file(body)) {
-			let original = body as Blob;
+			const original = body as Blob;
 			if (original.size) {
 				headers.set('Content-Type', original.type || 'application/octet-stream', true);
 			}
@@ -34,4 +35,4 @@ export const onRequest: HTTPHook = (leaf) => {
 	leaf.request.headers = headers;
 
 	return leaf;
-};
\ No newline at end of file
+};
diff --git a/packages/server/src/provider.ts b/packages/server/src/provider.ts
index 57f83cd..d8b99d2 100644
--- a/packages/server/src/provider.ts
+++ b/packages/server/src/provider.ts
@@ -3,8 +3,8 @@ import * as https from 'node:https';
 import * as url from 'node:url';
 import followRedirects from 'follow-redirects';
 
-import type { HTTPProvider } from "@deot/http-core";
-import { HTTPHeaders, HTTPResponse, ERROR_CODE } from "@deot/http-core";
+import type { HTTPProvider } from '@deot/http-core';
+import { HTTPHeaders, HTTPResponse, ERROR_CODE } from '@deot/http-core';
 
 const { http: httpFollow, https: httpsFollow } = followRedirects;
 
@@ -12,7 +12,7 @@ export const provider: HTTPProvider = (request, leaf) => {
 	return new Promise((resolve, reject) => {
 		let timer: any;
 
-		let response: http.IncomingMessage; 
+		let response: http.IncomingMessage;
 
 		const getExtra = () => {
 			return {
@@ -31,21 +31,21 @@ export const provider: HTTPProvider = (request, leaf) => {
 		};
 
 		const onSuccess = (body$: any) => {
-			resolve(new HTTPResponse({ 
+			resolve(new HTTPResponse({
 				...getExtra(),
-				body: body$ 
+				body: body$
 			}));
 			timer && clearTimeout(timer);
 			timer = null;
 		};
 
-		const { 
+		const {
 			url: url$,
-			maxRedirects, 
-			responseType, 
-			maxContentLength = Infinity, 
-			body, 
-			method, 
+			maxRedirects,
+			responseType,
+			maxContentLength = Infinity,
+			body,
+			method,
 			headers,
 			timeout,
 			...requestOptions
@@ -62,7 +62,7 @@ export const provider: HTTPProvider = (request, leaf) => {
 			transport = isHttps ? httpsFollow : httpFollow;
 		}
 
-		let req = transport.request({
+		const req = transport.request({
 			method,
 			hostname,
 			port,
@@ -78,14 +78,14 @@ export const provider: HTTPProvider = (request, leaf) => {
 					onSuccess(res);
 					return;
 				}
-								
-				let responseBuffer: any[] = [];
+
+				const responseBuffer: any[] = [];
 				res.on('data', (chunk) => {
 					responseBuffer.push(chunk);
 
 					// 如果指定，请确保内容长度不超过maxContentLength
 					if (
-						maxContentLength > -1 
+						maxContentLength > -1
 						&& Buffer.concat(responseBuffer).length > maxContentLength
 					) {
 						onError('HTTP_CONTENT_EXCEEDED');
@@ -98,7 +98,7 @@ export const provider: HTTPProvider = (request, leaf) => {
 				});
 
 				res.on('end', () => {
-					let responseData = Buffer.concat(responseBuffer);
+					const responseData = Buffer.concat(responseBuffer);
 					let result: Buffer | string = responseData;
 					if (responseType !== 'arraybuffer') {
 						result = responseData.toString('utf8');
@@ -125,7 +125,7 @@ export const provider: HTTPProvider = (request, leaf) => {
 		};
 
 		leaf.server = req;
-		
+
 		// body instanceof Readable
 		if (body && typeof (body as any).pipe === 'function') {
 			(body as any).pipe(req);
diff --git a/packages/shared/__tests__/global.spec.ts b/packages/shared/__tests__/global.spec.ts
index bbb3fcd..902ed56 100644
--- a/packages/shared/__tests__/global.spec.ts
+++ b/packages/shared/__tests__/global.spec.ts
@@ -2,11 +2,11 @@ import type { AnyFunction } from '@deot/http-shared';
 
 describe('global.types.ts', () => {
 	it('dts', () => {
-		type DTS = { 
+		type DTS = {
 			fn?: AnyFunction;
 		};
 
 		const options: DTS = {};
 		expect(typeof options).toBe('object');
 	});
-});
\ No newline at end of file
+});
diff --git a/packages/shared/src/global.types.ts b/packages/shared/src/global.types.ts
index e19eb29..cfb9ca5 100644
--- a/packages/shared/src/global.types.ts
+++ b/packages/shared/src/global.types.ts
@@ -1,16 +1,16 @@
 export type Indexable<T = any> = {
 	[key: string]: T;
-}
+};
 
-export type Hash<T> = Indexable<T>
+export type Hash<T> = Indexable<T>;
 
 // 默认值any
-export type Options<T = {}> = Indexable & T
+export type Options<T = {}> = Indexable & T;
 
 export interface AnyFunction<T = void> {
 	(...args: any[]): T;
 }
 
 export type Nullable<T> = T | null;
-export type Customized<Origin = any, Extend = any> = Origin & Extend
-export type TimeoutHandle = ReturnType<typeof global.setTimeout>
+export type Customized<Origin = any, Extend = any> = Origin & Extend;
+export type TimeoutHandle = ReturnType<typeof global.setTimeout>;
diff --git a/packages/shared/src/index.ts b/packages/shared/src/index.ts
index a1ccf23..8a4ae8a 100644
--- a/packages/shared/src/index.ts
+++ b/packages/shared/src/index.ts
@@ -4,5 +4,4 @@
 
 export * from './global.types';
 
-
 export const Utils = {};
diff --git a/packages/shims.d.ts b/packages/shims.d.ts
index 040e08a..56c18cc 100644
--- a/packages/shims.d.ts
+++ b/packages/shims.d.ts
@@ -4,4 +4,4 @@ declare module 'fs-extra'
 declare module 'inquirer'
 declare module 'inquirer-autocomplete-prompt'
 declare module 'formidable';
-declare module 'follow-redirects';
\ No newline at end of file
+declare module 'follow-redirects';