/
group-exports.js
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/
group-exports.js
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import { test } from '../utils'
import { RuleTester } from 'eslint'
import rule from 'rules/group-exports'
/* eslint-disable max-len */
const errors = {
named: 'Multiple named export declarations; consolidate all named exports into a single export declaration',
commonjs: 'Multiple CommonJS exports; consolidate all exports into a single assignment to `module.exports`',
}
/* eslint-enable max-len */
const ruleTester = new RuleTester()
ruleTester.run('group-exports', rule, {
valid: [
test({ code: 'export const test = true' }),
test({ code: `
export default {}
export const test = true
` }),
test({ code: `
const first = true
const second = true
export {
first,
second
}
` }),
test({ code: `
export default {}
/* test */
export const test = true
` }),
test({ code: `
export default {}
// test
export const test = true
` }),
test({ code: `
export const test = true
/* test */
export default {}
` }),
test({ code: `
export const test = true
// test
export default {}
` }),
test({ code: `
export { default as module1 } from './module-1'
export { default as module2 } from './module-2'
` }),
test({ code: 'module.exports = {} '}),
test({ code: `
module.exports = { test: true,
another: false }
` }),
test({ code: 'exports.test = true' }),
test({ code: `
module.exports = {}
const test = module.exports
` }),
test({ code: `
exports.test = true
const test = exports.test
` }),
test({ code: `
module.exports = {}
module.exports.too.deep = true
` }),
test({ code: `
module.exports.deep.first = true
module.exports.deep.second = true
` }),
test({ code: `
module.exports = {}
exports.too.deep = true
` }),
test({ code: `
export default {}
const test = true
export { test }
` }),
test({ code: `
const test = true
export { test }
const another = true
export default {}
` }),
test({ code: `
module.something.else = true
module.something.different = true
` }),
test({ code: `
module.exports.test = true
module.something.different = true
` }),
test({ code: `
exports.test = true
module.something.different = true
` }),
test({ code: `
unrelated = 'assignment'
module.exports.test = true
` }),
],
invalid: [
test({
code: `
export const test = true
export const another = true
`,
errors: [
errors.named,
errors.named,
],
}),
test({
code: `
export { method1 } from './module-1'
export { method2 } from './module-1'
`,
errors: [
errors.named,
errors.named,
],
}),
test({
code: `
module.exports = {}
module.exports.test = true
module.exports.another = true
`,
errors: [
errors.commonjs,
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = {}
module.exports.test = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = { test: true }
module.exports.another = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports.test = true
module.exports.another = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
exports.test = true
module.exports.another = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = () => {}
module.exports.attached = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = function test() {}
module.exports.attached = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = () => {}
exports.test = true
exports.another = true
`,
errors: [
errors.commonjs,
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = "non-object"
module.exports.attached = true
`,
errors: [
errors.commonjs,
errors.commonjs,
],
}),
test({
code: `
module.exports = "non-object"
module.exports.attached = true
module.exports.another = true
`,
errors: [
errors.commonjs,
errors.commonjs,
errors.commonjs,
],
}),
],
})