no-setter-return

禁止从设置器返回值

配置文件 中的 "extends": "eslint:recommended" 属性启用了该规则

Setter 不能返回值。

虽然从 setter 返回值不会产生错误，但返回的值将被忽略。因此，从 setter 返回一个值要么是不必要的，要么是可能的错误，因为返回的值不能被使用。

规则详情

此规则不允许从 setter 中返回值，并在 setter 函数中报告 return 语句。

lB1qFUtbdzz1bdIAkSiNUp/DAy92vx+KdZdrcDav3U3wTlz+zh4DUDv+e4XGqPns8QXq9xBkaXykduUs2wZbEdReaFFDd9kJ9cZrfZQnvPru6Mdcdc/CuAaHWFvMlO7J

6gbj/vKpc49i6UN9nlHBz8gljX3BkyszfnBVLOcC+28=

AHVROUsRlinT1wda8poy8CgvDdNHc9nCeexN6Y0MG04W8xZ5VyEoRscDtxnUJjVU6ECVnfgy8P6F5zS6XidV1PE9x+rhjYkjgd8bIAjVETOGJ/17cBFTBXMN8S2YJP15EZfdG6JEMmTwm+wFdBWPS1xWeA6OrLT6YSD7nzZt6XFMdRcRBjsS3Pg4sYTTzTEc1aqXMIc+qe2whk5rsFA3aryelOISVjPohOnPm1zex+uN8kcObuQ/pMM2Tm0s7WCMXLUrtUVtdU47bhxzHKJVkrKwYPyqVus9uROhx+tZC3MOGwFXTj1r29g3PEDY5nLr40+bgE0d38WjBPdSoFZueiqtx4VIR0SFTlV13IcqddA=

P6820Z8G9wSG50SW7a53cABVQLzOImcIRV+hQUkxjXCO67pG2wyQwHch0OYzHhMo

/*eslint no-setter-return: "error"*/

var foo = {
    set a(value) {
        this.val = value;
        return value;
    }
};

class Foo {
    set a(value) {
        this.val = value * 2;
        return this.val;
    }
}

const Bar = class {
    static set a(value) {
        if (value < 0) {
            this.val = 0;
            return 0;
        }
        this.val = value;
    }
};

Object.defineProperty(foo, "bar", {
    set(value) {
        if (value < 0) {
            return false;
        }
        this.val = value;
    }
});

L9CfmI+BHDwYx59RS77HEHanEO40ClscOusGIf+RQNhowUc7Zz7f+Hb0VCfK93W9

/*eslint no-setter-return: "error"*/

var foo = {
    set a(value) {
        this.val = value;
    }
};

class Foo {
    set a(value) {
        this.val = value * 2;
    }
}

const Bar = class {
    static set a(value) {
        if (value < 0) {
            this.val = 0;
            return;
        }
        this.val = value;
    }
};

Object.defineProperty(foo, "bar", {
    set(value) {
        if (value < 0) {
            throw new Error("Negative value.");
        }
        this.val = value;
    }
});