Disallow invalid options in fetch() and new Request() ​
💼 This rule is enabled in the ✅ recommended config.
fetch() throws a TypeError when the method is GET or HEAD and a body is provided.
Fail ​
js
const response = await fetch('/', {body: 'foo=bar'});js
const request = new Request('/', {body: 'foo=bar'});js
const response = await fetch('/', {method: 'GET', body: 'foo=bar'});js
const request = new Request('/', {method: 'GET', body: 'foo=bar'});Pass ​
js
const response = await fetch('/', {method: 'HEAD'});js
const request = new Request('/', {method: 'HEAD'});js
const response = await fetch('/', {method: 'POST', body: 'foo=bar'});js
const request = new Request('/', {method: 'POST', body: 'foo=bar'});