JavaScript CodeQL queries for Code Quality

Code Quality uses the following CodeQL queries to analyze JavaScript code and detect code quality issues on:

Your default branch, with results shown on the repository's "Résultats standard" dashboard
Pull requests, with findings shown as comments made by github-code-quality[bot]

Correctif automatique Copilot suggestions are provided for findings where possible.

Query name	Category	Severity
Call to eval-like DOM function	Maintainability	Recommendation
Duplicate dependency	Maintainability	Warning
Duplicate HTML element attributes	Maintainability	Warning
Duplicate property	Maintainability	Warning
Duplicate variable declaration	Maintainability	Recommendation
Expression has no effect	Maintainability	Warning
Misleading indentation after control statement	Maintainability	Warning
Misleading indentation of dangling 'else'	Maintainability	Warning
Missing space in string concatenation	Maintainability	Warning
Repeated dependency injection	Maintainability	Warning
Semicolon insertion	Maintainability	Recommendation
Unclear precedence of nested operators	Maintainability	Recommendation
Unneeded defensive code	Maintainability	Recommendation
Unused variable, import, function or class	Maintainability	Recommendation
Use of for-in comprehension blocks	Maintainability	Error
Use of platform-specific language features	Maintainability	Warning
Useless assignment to local variable	Maintainability	Warning
Useless assignment to property	Maintainability	Warning
Useless return in setter	Maintainability	Warning
Variable not declared before use	Maintainability	Warning
With statement	Maintainability	Warning
Access to let-bound variable in temporal dead zone	Reliability	Error
Arguments redefined	Reliability	Recommendation
Arrow method on Vue instance	Reliability	Warning
Assignment to constant	Reliability	Error
Assignment to exports variable	Reliability	Warning
Assignment to property of primitive value	Reliability	Error
Back reference into negative lookahead assertion	Reliability	Error
Back reference precedes capture group	Reliability	Error
Comparison between inconvertible types	Reliability	Warning
Comparison with NaN	Reliability	Error
Conditional comments	Reliability	Warning
Conflicting function declarations	Reliability	Error
Conflicting variable initialization	Reliability	Error
Default parameter references nested function	Reliability	Error
Deleting non-property	Reliability	Warning
Dependency mismatch	Reliability	Warning
Direct state mutation	Reliability	Warning
Duplicate 'if' condition	Reliability	Warning
Duplicate character in character class	Reliability	Warning
Duplicate parameter names	Reliability	Error
Duplicate switch case	Reliability	Warning
Empty character class	Reliability	Warning
Identical operands	Reliability	Warning
Ignoring result from pure array method	Reliability	Warning
Illegal invocation	Reliability	Error
Implicit operand conversion	Reliability	Warning
Incompatible dependency injection	Reliability	Error
Inconsistent direction of for loop	Reliability	Error
Inconsistent use of 'new'	Reliability	Warning
Ineffective parameter type	Reliability	Warning
Invalid prototype value	Reliability	Error
Invocation of non-function	Reliability	Error
Loop iteration skipped due to shifting	Reliability	Warning
Malformed id attribute	Reliability	Warning
Missing '.length' in comparison	Reliability	Warning
Missing 'this' qualifier	Reliability	Error
Missing await	Reliability	Warning
Missing explicit dependency injection	Reliability	Warning
Missing exports qualifier	Reliability	Error
Missing variable declaration	Reliability	Warning
Misspelled variable name	Reliability	Warning
Non-case label in switch statement	Reliability	Warning
Non-linear pattern	Reliability	Error
Off-by-one comparison against length	Reliability	Warning
Overwritten property	Reliability	Error
Potentially inconsistent state update	Reliability	Warning
Property access on null or undefined	Reliability	Error
Regular expression always matches	Reliability	Warning
Return statement assigns local variable	Reliability	Warning
Self assignment	Reliability	Warning
Shift out of range	Reliability	Error
String instead of regular expression	Reliability	Warning
Superfluous trailing arguments	Reliability	Warning
Suspicious method name declaration	Reliability	Warning
Template syntax in string literal	Reliability	Warning
Unbound back reference	Reliability	Warning
Unbound event handler receiver	Reliability	Error
Unhandled error in stream pipeline	Reliability	Warning
Unknown directive	Reliability	Warning
Unmatchable caret in regular expression	Reliability	Error
Unmatchable dollar in regular expression	Reliability	Error
Unreachable method overloads	Reliability	Warning
Unreachable statement	Reliability	Warning
Unsupported state update in lifecycle method	Reliability	Warning
Unused index variable	Reliability	Warning
Unused loop iteration variable	Reliability	Error
Unused or undefined state property	Reliability	Warning
Use of AngularJS markup in URL-valued attribute	Reliability	Warning
Use of call stack introspection in strict mode	Reliability	Error
Use of incompletely initialized object	Reliability	Error
Use of returnless function	Reliability	Warning
Useless comparison test	Reliability	Warning
Useless conditional	Reliability	Warning
Useless type test	Reliability	Error
Whitespace contradicts operator precedence	Reliability	Warning
Wrong use of 'this' for static method	Reliability	Error
Yield in non-generator function	Reliability	Error