Duplicate JavaScript
Detects duplicate JavaScript libraries loaded multiple times
Detects duplicate JavaScript libraries loaded multiple times
| Rule ID | perf/duplicate-js |
| Category | Performance |
| Scope | Per-page |
| Severity | warning |
| Weight | 5/10 |
Solution
Remove duplicate JavaScript library loads to reduce page weight and avoid conflicts. Check for the same library loaded from different CDNs or versions. Use a single source for each dependency. Consider using a module bundler to deduplicate shared dependencies.
Enable / Disable
Disable this rule
squirrel.toml
toml[rules]
disable = ["perf/duplicate-js"]Disable all Performance rules
squirrel.toml
toml[rules]
disable = ["perf/*"]Enable only this rule
squirrel.toml
toml[rules]
enable = ["perf/duplicate-js"]
disable = ["*"]