Always include a single space in your self-closing tag. eslint: no-multi-spaces, react/jsx-tag-spacing
// bad
<Foo/>
// very bad
<Foo />
// bad
<Foo
/>
// good
<Foo />
Do not pad JSX curly braces with spaces. eslint: react/jsx-curly-spacing
// bad
<Foo bar={ baz } />
// good
<Foo bar={baz} />