Fix lint errors

.golangci.yml

@@ -17,6 +17,11 @@ run:
 # This file contains only configs which differ from defaults.
 # All possible options can be found here https://github.com/golangci/golangci-lint/blob/master/.golangci.reference.yml
 linters-settings:
+  nestif:
+    # Minimal complexity of if statements to report.
+    # Default: 5
+    min-complexity: 12
+
   cyclop:
     # The maximal code complexity to report.
     # Default: 10
@@ -232,7 +237,7 @@ linters:
     - nilnil # checks that there is no simultaneous return of nil error and an invalid value
     - noctx # finds sending http request without context.Context
     - nolintlint # reports ill-formed or insufficient nolint directives
-    - nonamedreturns # reports all named returns
+    # - nonamedreturns # reports all named returns
     - nosprintfhostport # checks for misuse of Sprintf to construct a host with port in a URL
     - perfsprint # checks that fmt.Sprintf can be replaced with a faster alternative
     - predeclared # finds code that shadows one of Go's predeclared identifiers

expression.go

@@ -362,7 +362,7 @@ func (e *Expression) MatchIgnoreQuery(secondExpression Expression) (bool, error)
 	return e.match(secondExpression, true)
 }
 
-// nolint:gocyclo // func implements an alg with well-defined concrete purpose, so high cyclomatic complexity is ok here
+//nolint:gocyclo // func implements an alg with well-defined concrete purpose, so high cyclomatic complexity is ok here
 func (e *Expression) match(secondExpression Expression, ignoreQuery bool) (bool, error) {
 	if e.AttributeSelector != "" {
 		return false, fmt.Errorf("matching of CTI with attribute selector is not supported")