noUselessLabel
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Summary
Section titled “Summary”- Rule available since:
v1.0.0 - Diagnostic Category:
lint/complexity/noUselessLabel - This rule is recommended, which means is enabled by default.
- This rule has a safe fix.
- The default severity of this rule is information.
- Sources:
- Same as
no-extra-label
- Same as
How to configure
Section titled “How to configure”{ "linter": { "rules": { "complexity": { "noUselessLabel": "error" } } }}Description
Section titled “Description”Disallow unnecessary labels.
If a loop contains no nested loops or switches, labeling the loop is unnecessary.
Examples
Section titled “Examples”Invalid
Section titled “Invalid”loop: while(a) { break loop;}code-block.js:2:11 lint/complexity/noUselessLabel FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
ℹ Unnecessary label.
1 │ loop: while(a) {
> 2 │ break loop;
│ ^^^^
3 │ }
4 │
ℹ Safe fix: Remove the unnecessary label.
You can achieve the same result without the label.
2 │ ····break·loop;
│ -----
outer: while(a) { while(b) { break outer; }}Related links
Section titled “Related links”Copyright (c) 2023-present Biome Developers and Contributors.