diff options
Diffstat (limited to 'vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zz_generated_validation.go')
-rw-r--r-- | vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zz_generated_validation.go | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zz_generated_validation.go b/vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zz_generated_validation.go new file mode 100644 index 000000000..98a2614e6 --- /dev/null +++ b/vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zz_generated_validation.go @@ -0,0 +1,367 @@ +package azblob + +// Code generated by Microsoft (R) AutoRest Code Generator. +// Changes may cause incorrect behavior and will be lost if the code is regenerated. + +import ( + "fmt" + "github.com/Azure/azure-pipeline-go/pipeline" + "reflect" + "regexp" + "strings" +) + +// Constraint stores constraint name, target field name +// Rule and chain validations. +type constraint struct { + // Target field name for validation. + target string + + // Constraint name e.g. minLength, MaxLength, Pattern, etc. + name string + + // Rule for constraint e.g. greater than 10, less than 5 etc. + rule interface{} + + // Chain validations for struct type + chain []constraint +} + +// Validation stores parameter-wise validation. +type validation struct { + targetValue interface{} + constraints []constraint +} + +// Constraint list +const ( + empty = "Empty" + null = "Null" + readOnly = "ReadOnly" + pattern = "Pattern" + maxLength = "MaxLength" + minLength = "MinLength" + maxItems = "MaxItems" + minItems = "MinItems" + multipleOf = "MultipleOf" + uniqueItems = "UniqueItems" + inclusiveMaximum = "InclusiveMaximum" + exclusiveMaximum = "ExclusiveMaximum" + exclusiveMinimum = "ExclusiveMinimum" + inclusiveMinimum = "InclusiveMinimum" +) + +// Validate method validates constraints on parameter +// passed in validation array. +func validate(m []validation) error { + for _, item := range m { + v := reflect.ValueOf(item.targetValue) + for _, constraint := range item.constraints { + var err error + switch v.Kind() { + case reflect.Ptr: + err = validatePtr(v, constraint) + case reflect.String: + err = validateString(v, constraint) + case reflect.Struct: + err = validateStruct(v, constraint) + case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: + err = validateInt(v, constraint) + case reflect.Float32, reflect.Float64: + err = validateFloat(v, constraint) + case reflect.Array, reflect.Slice, reflect.Map: + err = validateArrayMap(v, constraint) + default: + err = createError(v, constraint, fmt.Sprintf("unknown type %v", v.Kind())) + } + if err != nil { + return err + } + } + } + return nil +} + +func validateStruct(x reflect.Value, v constraint, name ...string) error { + //Get field name from target name which is in format a.b.c + s := strings.Split(v.target, ".") + f := x.FieldByName(s[len(s)-1]) + if isZero(f) { + return createError(x, v, fmt.Sprintf("field %q doesn't exist", v.target)) + } + err := validate([]validation{ + { + targetValue: getInterfaceValue(f), + constraints: []constraint{v}, + }, + }) + return err +} + +func validatePtr(x reflect.Value, v constraint) error { + if v.name == readOnly { + if !x.IsNil() { + return createError(x.Elem(), v, "readonly parameter; must send as nil or empty in request") + } + return nil + } + if x.IsNil() { + return checkNil(x, v) + } + if v.chain != nil { + return validate([]validation{ + { + targetValue: getInterfaceValue(x.Elem()), + constraints: v.chain, + }, + }) + } + return nil +} + +func validateInt(x reflect.Value, v constraint) error { + i := x.Int() + r, ok := v.rule.(int) + if !ok { + return createError(x, v, fmt.Sprintf("rule must be integer value for %v constraint; got: %v", v.name, v.rule)) + } + switch v.name { + case multipleOf: + if i%int64(r) != 0 { + return createError(x, v, fmt.Sprintf("value must be a multiple of %v", r)) + } + case exclusiveMinimum: + if i <= int64(r) { + return createError(x, v, fmt.Sprintf("value must be greater than %v", r)) + } + case exclusiveMaximum: + if i >= int64(r) { + return createError(x, v, fmt.Sprintf("value must be less than %v", r)) + } + case inclusiveMinimum: + if i < int64(r) { + return createError(x, v, fmt.Sprintf("value must be greater than or equal to %v", r)) + } + case inclusiveMaximum: + if i > int64(r) { + return createError(x, v, fmt.Sprintf("value must be less than or equal to %v", r)) + } + default: + return createError(x, v, fmt.Sprintf("constraint %v is not applicable for type integer", v.name)) + } + return nil +} + +func validateFloat(x reflect.Value, v constraint) error { + f := x.Float() + r, ok := v.rule.(float64) + if !ok { + return createError(x, v, fmt.Sprintf("rule must be float value for %v constraint; got: %v", v.name, v.rule)) + } + switch v.name { + case exclusiveMinimum: + if f <= r { + return createError(x, v, fmt.Sprintf("value must be greater than %v", r)) + } + case exclusiveMaximum: + if f >= r { + return createError(x, v, fmt.Sprintf("value must be less than %v", r)) + } + case inclusiveMinimum: + if f < r { + return createError(x, v, fmt.Sprintf("value must be greater than or equal to %v", r)) + } + case inclusiveMaximum: + if f > r { + return createError(x, v, fmt.Sprintf("value must be less than or equal to %v", r)) + } + default: + return createError(x, v, fmt.Sprintf("constraint %s is not applicable for type float", v.name)) + } + return nil +} + +func validateString(x reflect.Value, v constraint) error { + s := x.String() + switch v.name { + case empty: + if len(s) == 0 { + return checkEmpty(x, v) + } + case pattern: + reg, err := regexp.Compile(v.rule.(string)) + if err != nil { + return createError(x, v, err.Error()) + } + if !reg.MatchString(s) { + return createError(x, v, fmt.Sprintf("value doesn't match pattern %v", v.rule)) + } + case maxLength: + if _, ok := v.rule.(int); !ok { + return createError(x, v, fmt.Sprintf("rule must be integer value for %v constraint; got: %v", v.name, v.rule)) + } + if len(s) > v.rule.(int) { + return createError(x, v, fmt.Sprintf("value length must be less than %v", v.rule)) + } + case minLength: + if _, ok := v.rule.(int); !ok { + return createError(x, v, fmt.Sprintf("rule must be integer value for %v constraint; got: %v", v.name, v.rule)) + } + if len(s) < v.rule.(int) { + return createError(x, v, fmt.Sprintf("value length must be greater than %v", v.rule)) + } + case readOnly: + if len(s) > 0 { + return createError(reflect.ValueOf(s), v, "readonly parameter; must send as nil or empty in request") + } + default: + return createError(x, v, fmt.Sprintf("constraint %s is not applicable to string type", v.name)) + } + if v.chain != nil { + return validate([]validation{ + { + targetValue: getInterfaceValue(x), + constraints: v.chain, + }, + }) + } + return nil +} + +func validateArrayMap(x reflect.Value, v constraint) error { + switch v.name { + case null: + if x.IsNil() { + return checkNil(x, v) + } + case empty: + if x.IsNil() || x.Len() == 0 { + return checkEmpty(x, v) + } + case maxItems: + if _, ok := v.rule.(int); !ok { + return createError(x, v, fmt.Sprintf("rule must be integer for %v constraint; got: %v", v.name, v.rule)) + } + if x.Len() > v.rule.(int) { + return createError(x, v, fmt.Sprintf("maximum item limit is %v; got: %v", v.rule, x.Len())) + } + case minItems: + if _, ok := v.rule.(int); !ok { + return createError(x, v, fmt.Sprintf("rule must be integer for %v constraint; got: %v", v.name, v.rule)) + } + if x.Len() < v.rule.(int) { + return createError(x, v, fmt.Sprintf("minimum item limit is %v; got: %v", v.rule, x.Len())) + } + case uniqueItems: + if x.Kind() == reflect.Array || x.Kind() == reflect.Slice { + if !checkForUniqueInArray(x) { + return createError(x, v, fmt.Sprintf("all items in parameter %q must be unique; got:%v", v.target, x)) + } + } else if x.Kind() == reflect.Map { + if !checkForUniqueInMap(x) { + return createError(x, v, fmt.Sprintf("all items in parameter %q must be unique; got:%v", v.target, x)) + } + } else { + return createError(x, v, fmt.Sprintf("type must be array, slice or map for constraint %v; got: %v", v.name, x.Kind())) + } + case readOnly: + if x.Len() != 0 { + return createError(x, v, "readonly parameter; must send as nil or empty in request") + } + case pattern: + reg, err := regexp.Compile(v.rule.(string)) + if err != nil { + return createError(x, v, err.Error()) + } + keys := x.MapKeys() + for _, k := range keys { + if !reg.MatchString(k.String()) { + return createError(k, v, fmt.Sprintf("map key doesn't match pattern %v", v.rule)) + } + } + default: + return createError(x, v, fmt.Sprintf("constraint %v is not applicable to array, slice and map type", v.name)) + } + if v.chain != nil { + return validate([]validation{ + { + targetValue: getInterfaceValue(x), + constraints: v.chain, + }, + }) + } + return nil +} + +func checkNil(x reflect.Value, v constraint) error { + if _, ok := v.rule.(bool); !ok { + return createError(x, v, fmt.Sprintf("rule must be bool value for %v constraint; got: %v", v.name, v.rule)) + } + if v.rule.(bool) { + return createError(x, v, "value can not be null; required parameter") + } + return nil +} + +func checkEmpty(x reflect.Value, v constraint) error { + if _, ok := v.rule.(bool); !ok { + return createError(x, v, fmt.Sprintf("rule must be bool value for %v constraint; got: %v", v.name, v.rule)) + } + if v.rule.(bool) { + return createError(x, v, "value can not be null or empty; required parameter") + } + return nil +} + +func checkForUniqueInArray(x reflect.Value) bool { + if x == reflect.Zero(reflect.TypeOf(x)) || x.Len() == 0 { + return false + } + arrOfInterface := make([]interface{}, x.Len()) + for i := 0; i < x.Len(); i++ { + arrOfInterface[i] = x.Index(i).Interface() + } + m := make(map[interface{}]bool) + for _, val := range arrOfInterface { + if m[val] { + return false + } + m[val] = true + } + return true +} + +func checkForUniqueInMap(x reflect.Value) bool { + if x == reflect.Zero(reflect.TypeOf(x)) || x.Len() == 0 { + return false + } + mapOfInterface := make(map[interface{}]interface{}, x.Len()) + keys := x.MapKeys() + for _, k := range keys { + mapOfInterface[k.Interface()] = x.MapIndex(k).Interface() + } + m := make(map[interface{}]bool) + for _, val := range mapOfInterface { + if m[val] { + return false + } + m[val] = true + } + return true +} + +func getInterfaceValue(x reflect.Value) interface{} { + if x.Kind() == reflect.Invalid { + return nil + } + return x.Interface() +} + +func isZero(x interface{}) bool { + return x == reflect.Zero(reflect.TypeOf(x)).Interface() +} + +func createError(x reflect.Value, v constraint, message string) error { + return pipeline.NewError(nil, fmt.Sprintf("validation failed: parameter=%s constraint=%s value=%#v details: %s", + v.target, v.name, getInterfaceValue(x), message)) +} |