no-negated-condition
禁止否定条件
❄️ Frozen
此规则目前已 冻结,不接受功能请求。
否定条件更难理解。可以通过反转条件来使代码更易读。
🌐 Negated conditions are more difficult to understand. Code can be made more readable by inverting the condition instead.
规则详情
🌐 Rule Details
此规则不允许以下任一情况的否定条件:
🌐 This rule disallows negated conditions in either of the following:
if语句,其具有else分支- 三元表达式
此规则的错误代码示例:
🌐 Examples of incorrect code for this rule:
在线运行
/*eslint no-negated-condition: "error"*/
if (!a) {
doSomething();
} else {
doSomethingElse();
}
if (a != b) {
doSomething();
} else {
doSomethingElse();
}
if (a !== b) {
doSomething();
} else {
doSomethingElse();
}
!a ? c : b
符合此规则的正确代码示例:
🌐 Examples of correct code for this rule:
在线运行
/*eslint no-negated-condition: "error"*/
if (!a) {
doSomething();
}
if (!a) {
doSomething();
} else if (b) {
doSomething();
}
if (a != b) {
doSomething();
}
a ? b : c
选项
🌐 Options
此规则没有选项。
🌐 This rule has no options.
版本
此规则是在 ESLint v1.6.0 中引入。