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https://github.com/0rangebananaspy/authelia.git
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de2c5836fd
* [Buildkite] Introduce CI linting with golangci-lint and reviewdog * Initial pass of golangci-lint * Add gosimple (megacheck) recommendations * Add golint recommendations * [BUGFIX] Migrate authentication traces from v3 mongodb * Add deadcode recommendations * [BUGFIX] Fix ShortTimeouts suite when run in dev workflow * Add unused recommendations * Add unparam recommendations * Disable linting on unfixable errors instead of skipping files * Adjust nolint notation for unparam * Fix ineffectual assignment to err raised by linter. * Export environment variable in agent hook * Add ineffassign recommendations * Add staticcheck recommendations * Add gocyclo recommendations * Adjust ineffassign recommendations Co-authored-by: Clement Michaud <clement.michaud34@gmail.com>
135 lines
2.9 KiB
Go
135 lines
2.9 KiB
Go
package schema
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import (
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"fmt"
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"reflect"
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"github.com/Workiva/go-datastructures/queue"
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)
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// ErrorContainer represents a container where we can add errors and retrieve them
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type ErrorContainer interface {
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Push(err error)
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HasErrors() bool
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Errors() []error
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}
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// Validator represents the validator interface
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type Validator struct {
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errors map[string][]error
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}
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// NewValidator create a validator
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func NewValidator() *Validator {
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validator := new(Validator)
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validator.errors = make(map[string][]error)
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return validator
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}
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// QueueItem an item representing a struct field and its path.
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type QueueItem struct {
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value reflect.Value
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path string
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}
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func (v *Validator) validateOne(item QueueItem, q *queue.Queue) error { //nolint:unparam
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if item.value.Type().Kind() == reflect.Ptr {
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if item.value.IsNil() {
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return nil
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}
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elem := item.value.Elem()
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q.Put(QueueItem{
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value: elem,
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path: item.path,
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})
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} else if item.value.Kind() == reflect.Struct {
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numFields := item.value.Type().NumField()
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validateFn := item.value.Addr().MethodByName("Validate")
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if validateFn.IsValid() {
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structValidator := NewStructValidator()
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validateFn.Call([]reflect.Value{reflect.ValueOf(structValidator)})
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v.errors[item.path] = structValidator.Errors()
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}
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for i := 0; i < numFields; i++ {
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field := item.value.Type().Field(i)
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value := item.value.Field(i)
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q.Put(QueueItem{
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value: value,
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path: item.path + "." + field.Name,
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})
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}
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}
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return nil
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}
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// Validate validate a struct
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func (v *Validator) Validate(s interface{}) error {
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q := queue.New(40)
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q.Put(QueueItem{value: reflect.ValueOf(s), path: "root"})
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for !q.Empty() {
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val, err := q.Get(1)
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if err != nil {
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return err
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}
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item, ok := val[0].(QueueItem)
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if !ok {
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return fmt.Errorf("Cannot convert item into QueueItem")
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}
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v.validateOne(item, q)
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}
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return nil
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}
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// PrintErrors display the errors thrown during validation
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func (v *Validator) PrintErrors() {
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for path, errs := range v.errors {
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fmt.Printf("Errors at %s:\n", path)
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for _, err := range errs {
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fmt.Printf("--> %s\n", err)
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}
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}
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}
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// Errors return the errors thrown during validation
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func (v *Validator) Errors() map[string][]error {
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return v.errors
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}
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// StructValidator is a validator for structs
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type StructValidator struct {
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errors []error
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}
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// NewStructValidator is a constructor of struct validator
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func NewStructValidator() *StructValidator {
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val := new(StructValidator)
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val.errors = make([]error, 0)
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return val
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}
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// Push an error in the validator.
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func (v *StructValidator) Push(err error) {
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v.errors = append(v.errors, err)
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}
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// HasErrors checks whether the validator contains errors.
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func (v *StructValidator) HasErrors() bool {
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return len(v.errors) > 0
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}
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// Errors returns the errors.
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func (v *StructValidator) Errors() []error {
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return v.errors
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}
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// Clear errors
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func (v *StructValidator) Clear() {
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v.errors = []error{}
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}
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