valid-describe-callback.md

Enforce valid describe callback (vitest/valid-describe-callback)

💼 This rule is enabled in the ✅ recommended config.

This rule validates the second parameter of a describe() function is a callback.

• should not be async
• should not contain parameters
• should not contain any return statements

The following are considered warnings:

// async callback functions are not allowed
describe("myfunc", async () => {
	// 
})

// callback function parameters are not allowed
describe("myfunc", done => {
	// 
})


describe("myfunc", () => {
	// no return statements are allowed in a block of a callback function
	return Promise.resolve().then(() => {
		// 
	})
})

// returning a value from a describe block is not allowed 
describe("myfunc", () => {
	it("should do something", () => {
		// 
	})
})

The following are not considered warnings:

describe("myfunc", () => {
	it("should do something", () => {
		// 
	})
})