useSimpleNumberKeys
Summary
Section titled Summary- Rule available since:
v1.0.0 - Diagnostic Category:
lint/complexity/useSimpleNumberKeys - This rule is recommended, which means is enabled by default.
- This rule has a safe fix.
- The default severity of this rule is error.
Description
Section titled DescriptionDisallow number literal object member names which are not base10 or uses underscore as separator
Examples
Section titled ExamplesInvalid
Section titled Invalid({ 0x1: 1 });code-block.js:1:4 lint/complexity/useSimpleNumberKeys FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Hexadecimal number literal is not allowed here.
> 1 │ ({ 0x1: 1 });
│ ^^^
2 │
ℹ Safe fix: Replace 0x1 with 1
1 │ - ({·0x1:·1·});
1 │ + ({·1:·1·});
2 2 │
({ 11_1.11: "ee" });code-block.js:1:4 lint/complexity/useSimpleNumberKeys FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Number literal with underscore is not allowed here.
> 1 │ ({ 11_1.11: “ee” });
│ ^^^^^^^
2 │
ℹ Safe fix: Replace 11_1.11 with 111.11
1 │ - ({·11_1.11:·“ee”·});
1 │ + ({·111.11:·“ee”·});
2 2 │
({ 0o1: 1 });code-block.js:1:4 lint/complexity/useSimpleNumberKeys FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Octal number literal is not allowed here.
> 1 │ ({ 0o1: 1 });
│ ^^^
2 │
ℹ Safe fix: Replace 0o1 with 1
1 │ - ({·0o1:·1·});
1 │ + ({·1:·1·});
2 2 │
({ 1n: 1 });code-block.js:1:4 lint/complexity/useSimpleNumberKeys FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Bigint is not allowed here.
> 1 │ ({ 1n: 1 });
│ ^^
2 │
ℹ Safe fix: Replace 1n with 1
1 │ - ({·1n:·1·});
1 │ + ({·1:·1·});
2 2 │
({ 11_1.11: "ee" });code-block.js:1:4 lint/complexity/useSimpleNumberKeys FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Number literal with underscore is not allowed here.
> 1 │ ({ 11_1.11: “ee” });
│ ^^^^^^^
2 │
ℹ Safe fix: Replace 11_1.11 with 111.11
1 │ - ({·11_1.11:·“ee”·});
1 │ + ({·111.11:·“ee”·});
2 2 │
Valid
Section titled Valid({ 0: "zero" });({ 122: "integer" });({ 1.22: "floating point" });({ 3.1e12: "floating point with e" });How to configure
Section titled How to configure{ "linter": { "rules": { "complexity": { "useSimpleNumberKeys": "error" } } }}