disallow ternary operators (no-ternary)

禁止使用三元操作符 (no-ternary)

The ternary operator is used to conditionally assign a value to a variable. Some believe that the use of ternary operators leads to unclear code.

三元操作符通过条件操作为一个变量赋值。一些人认为使用三元操作符会导致代码不清晰。

var foo = isBar ? baz : qux;

Rule Details

This rule disallows ternary operators.

该规则禁止使用三元操作符。

Examples of incorrect code for this rule:

错误 代码示例:

/*eslint no-ternary: "error"*/

var foo = isBar ? baz : qux;

function quux() {
  return foo ? bar() : baz();
}

Examples of correct code for this rule:

正确 代码示例:

/*eslint no-ternary: "error"*/

var foo;

if (isBar) {
    foo = baz;
} else {
    foo = qux;
}

function quux() {
    if (foo) {
        return bar();
    } else {
        return baz();
    }
}

Version

This rule was introduced in ESLint 0.0.9.

该规则在 ESLint 0.0.9 中被引入。

Resources


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