Invalid variable usage
JS-0043
Anti-pattern
Critical
46
Found the usage of undeclared variables
JS-0125
Bug risk
Critical
97
Consider using let
or const
instead of var
JS-0239
Anti-pattern
Major
18
Should not have unused variables
JS-0128
Bug risk
Major
4
Object.prototype
builtins should not be used directly
JS-0021
Bug risk
Major
1
Initialization in variable declarations against recommended approach
JS-0119
Anti-pattern
Minor
8
Found redeclared variables
JS-0085
Bug risk
Minor
9
Require template literals instead of string concatenation
JS-0246
Anti-pattern
Minor
45
Class methods should utilize this
JS-0105
Anti-pattern
Minor
11
Avoid use of ==
and !=
JS-0050
Anti-pattern
Minor
70