noDuplicateClassMembers

JavaScript (and super languages)

摘要

¥Summary

规则生效日期：v1.0.0

¥Rule available since: v1.0.0
诊断类别：lint/suspicious/noDuplicateClassMembers

¥Diagnostic Category: lint/suspicious/noDuplicateClassMembers
此规则为推荐规则，默认启用。

¥This rule is recommended, which means is enabled by default.
此规则没有修复方案。

¥This rule doesn’t have a fix.
此规则的默认严重级别为 error。

¥The default severity of this rule is error.
来源：

¥Sources:
- 与 no-dupe-class-members 相同
  
  ¥Same as no-dupe-class-members
- 与 @typescript-eslint/no-dupe-class-members 相同
  
  ¥Same as @typescript-eslint/no-dupe-class-members

如何配置

¥How to configure

1
{
2
  "linter": {
3
    "rules": {
4
      "suspicious": {
5
        "noDuplicateClassMembers": "error"
6
      }
7
    }
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  }
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}

描述

¥Description

禁止重复的类成员。

¥Disallow duplicate class members.

如果类成员中有同名声明，则最后一个声明将默默覆盖其他声明。它可能导致意外行为。

¥If there are declarations of the same name among class members, the last declaration overwrites other declarations silently. It can cause unexpected behaviours.

示例

¥Examples

无效

¥Invalid

1
class Foo {
2
  bar() { }
3
  bar() { }
4
}

code-block.js:3:3 lint/suspicious/noDuplicateClassMembers ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Duplicate class member name “bar”
  
    1 │ class Foo {
    2 │   bar() { }
  > 3 │   bar() { }
      │   ^^^^^^^^^
    4 │ }
    5 │

1
class Foo {
2
  bar() { }
3
  get bar() { }
4
}

code-block.js:3:3 lint/suspicious/noDuplicateClassMembers ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Duplicate class member name “bar”
  
    1 │ class Foo {
    2 │   bar() { }
  > 3 │   get bar() { }
      │   ^^^^^^^^^^^^^
    4 │ }
    5 │

1
class Foo {
2
  bar;
3
  bar() { }
4
}

code-block.js:3:3 lint/suspicious/noDuplicateClassMembers ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Duplicate class member name “bar”
  
    1 │ class Foo {
    2 │   bar;
  > 3 │   bar() { }
      │   ^^^^^^^^^
    4 │ }
    5 │

1
class Foo {
2
  static bar() { }
3
  static bar() { }
4
}

code-block.js:3:3 lint/suspicious/noDuplicateClassMembers ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Duplicate class member name “bar”
  
    1 │ class Foo {
    2 │   static bar() { }
  > 3 │   static bar() { }
      │   ^^^^^^^^^^^^^^^^
    4 │ }
    5 │

有效

¥Valid

1
class Foo {
2
  bar() { }
3
  qux() { }
4
}

1
class Foo {
2
  set bar(value) { }
3
  get bar() { }
4
}

1
class Foo {
2
  bar;
3
  qux;
4
}

1
class Foo {
2
  bar;
3
  qux() { }
4
}

1
class Foo {
2
  static bar() { }
3
  bar() { }
4
}

noDuplicateClassMembers

摘要

如何配置

描述

示例

无效

有效

相关链接