refactor: replace panic with error in rules (#1126)

Co-authored-by: chavacava <salvadorcavadini+github@gmail.com>
Co-authored-by: Oleksandr Redko <oleksandr.red+github@gmail.com>

rule/max_public_structs.go

@@ -1,6 +1,7 @@
 package rule
 
 import (
+	"errors"
 	"fmt"
 	"go/ast"
 	"strings"
@@ -18,24 +19,33 @@ type MaxPublicStructsRule struct {
 
 const defaultMaxPublicStructs = 5
 
-func (r *MaxPublicStructsRule) configure(arguments lint.Arguments) {
+func (r *MaxPublicStructsRule) configure(arguments lint.Arguments) error {
 	if len(arguments) < 1 {
 		r.max = defaultMaxPublicStructs
-		return
+		return nil
 	}
 
-	checkNumberOfArguments(1, arguments, r.Name())
+	err := checkNumberOfArguments(1, arguments, r.Name())
+	if err != nil {
+		return err
+	}
 
 	maxStructs, ok := arguments[0].(int64) // Alt. non panicking version
 	if !ok {
-		panic(`invalid value passed as argument number to the "max-public-structs" rule`)
+		return errors.New(`invalid value passed as argument number to the "max-public-structs" rule`)
 	}
 	r.max = maxStructs
+	return nil
 }
 
 // Apply applies the rule to given file.
 func (r *MaxPublicStructsRule) Apply(file *lint.File, arguments lint.Arguments) []lint.Failure {
-	r.configureOnce.Do(func() { r.configure(arguments) })
+	var configureErr error
+	r.configureOnce.Do(func() { configureErr = r.configure(arguments) })
+
+	if configureErr != nil {
+		return newInternalFailureError(configureErr)
+	}
 
 	var failures []lint.Failure