Declaration redundancy

Bool condition  

Reports parts of boolean expressions that are either always true, always false, or redundant.

Empty declaration  

Reports empty declarations.

Empty slice declared using a literal  

Reports slice declarations with empty literal initializers used instead of nil.

Redundant blank argument in range  

Reports optional blank variables in range loops.

Redundant comma  

Reports commas that may be omitted in the end of argument lists and composite literals.

Redundant import alias  

Reports aliases of imported packages that may be omitted.

Redundant second index in slices  

Reports a redundant second index (a high bound) in slice expressions.

Redundant semicolon  

Reports redundant semicolons.

Redundant type conversion  

Reports type conversions that may be omitted.

Redundant types in composite literals  

Reports redundant type declarations in composite literals.

Self assignment  

Reports expressions that are assigned to themselves.

Type can be omitted  

Reports types in variable and constant declarations that can be omitted since they can be inferred by the compiler.

Unused constant  

Reports constants that are defined but are never used in code.

Unused exported function  

Reports unused exported functions.

Unused exported type  

Reports unused exported types in the main package and in tests.

Unused function  

Reports unused unexported functions.

Unused global variable  

Reports global variables that are defined but are never used in code.

Unused parameter  

Reports unused function parameters.

Unused type  

Reports unused types.

Unused type parameter  

Reports unused type parameters.