This rule was removed in ESLint v0.10.0 and replaced by the space-unary-ops rule.
Require spaces following unary word operators.
Examples of incorrect code for this rule:
typeof!a
void{a:0}
new[a][0]
delete(a.b)
Examples of correct code for this rule:
delete a.b
new C
void 0
This rule was introduced in ESLint 0.1.4 and removed in 0.10.0.
© JS Foundation and other contributors
Licensed under the MIT License.
https://eslint.org/docs/rules/space-unary-word-ops