noConstantMathMinMaxClamp

JavaScript (and super languages)

摘要

¥Summary

规则生效日期：v1.7.0

¥Rule available since: v1.7.0
诊断类别：lint/correctness/noConstantMathMinMaxClamp

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

¥This rule is recommended, which means is enabled by default.
此规则包含 unsafe 修复程序。

¥This rule has an unsafe 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 min_max 相同
  
  ¥Same as min_max

如何配置

¥How to configure

1
{
2
  "linter": {
3
    "rules": {
4
      "correctness": {
5
        "noConstantMathMinMaxClamp": "error"
6
      }
7
    }
8
  }
9
}

描述

¥Description

禁止使用 Math.min 和 Math.max 来限制结果本身为常数的值。

¥Disallow the use of Math.min and Math.max to clamp a value where the result itself is constant.

示例

¥Examples

无效

¥Invalid

1
Math.min(0, Math.max(100, x));

code-block.js:1:1 lint/correctness/noConstantMathMinMaxClamp  FIXABLE  ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ This Math.min/Math.max combination leads to a constant result.
  
  > 1 │ Math.min(0, Math.max(100, x));
      │ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    2 │ 
  
  ℹ It always evaluates to 0.
  
  > 1 │ Math.min(0, Math.max(100, x));
      │          ^
    2 │ 
  
  ℹ Unsafe fix: Swap 0 with 100.
  
    1   │ - Math.min(0,·Math.max(100,·x));
      1 │ + Math.min(100,·Math.max(0,·x));
    2 2 │

1
Math.max(100, Math.min(0, x));

code-block.js:1:1 lint/correctness/noConstantMathMinMaxClamp  FIXABLE  ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ This Math.min/Math.max combination leads to a constant result.
  
  > 1 │ Math.max(100, Math.min(0, x));
      │ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    2 │ 
  
  ℹ It always evaluates to 100.
  
  > 1 │ Math.max(100, Math.min(0, x));
      │          ^^^
    2 │ 
  
  ℹ Unsafe fix: Swap 100 with 0.
  
    1   │ - Math.max(100,·Math.min(0,·x));
      1 │ + Math.max(0,·Math.min(100,·x));
    2 2 │

有效

¥Valid

1
Math.min(100, Math.max(0, x));

noConstantMathMinMaxClamp

摘要

如何配置

描述

示例

无效

有效

相关链接