Invalid variable usage
JS-0043
Anti-pattern
Critical
1
Found the usage of undeclared variables
JS-0125
Bug risk
Critical
63
Consider using let
or const
instead of var
JS-0239
Anti-pattern
Major
39
Should not have unused variables
JS-0128
Bug risk
Major
4
Bad usage of RegExp#exec
and String#match
JS-D007
Performance
Major
3
Initialization in variable declarations against recommended approach
JS-0119
Anti-pattern
Minor
4
Require template literals instead of string concatenation
JS-0246
Anti-pattern
Minor
32
Avoid use of ==
and !=
JS-0050
Anti-pattern
Minor
6
Prefer var declarations be placed at the top of their scope
JS-0102
Anti-pattern
Minor
21
Consider using arrow functions for callbacks
JS-0241
Anti-pattern
Minor
1