563 lines
15 KiB
Go
563 lines
15 KiB
Go
// Copyright 2015 go-swagger maintainers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package errors
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import (
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"fmt"
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"strings"
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)
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const (
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invalidType = "%s is an invalid type name"
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typeFail = "%s in %s must be of type %s"
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typeFailWithData = "%s in %s must be of type %s: %q"
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typeFailWithError = "%s in %s must be of type %s, because: %s"
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requiredFail = "%s in %s is required"
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tooLongMessage = "%s in %s should be at most %d chars long"
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tooShortMessage = "%s in %s should be at least %d chars long"
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patternFail = "%s in %s should match '%s'"
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enumFail = "%s in %s should be one of %v"
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multipleOfFail = "%s in %s should be a multiple of %v"
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maxIncFail = "%s in %s should be less than or equal to %v"
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maxExcFail = "%s in %s should be less than %v"
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minIncFail = "%s in %s should be greater than or equal to %v"
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minExcFail = "%s in %s should be greater than %v"
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uniqueFail = "%s in %s shouldn't contain duplicates"
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maxItemsFail = "%s in %s should have at most %d items"
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minItemsFail = "%s in %s should have at least %d items"
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typeFailNoIn = "%s must be of type %s"
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typeFailWithDataNoIn = "%s must be of type %s: %q"
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typeFailWithErrorNoIn = "%s must be of type %s, because: %s"
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requiredFailNoIn = "%s is required"
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tooLongMessageNoIn = "%s should be at most %d chars long"
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tooShortMessageNoIn = "%s should be at least %d chars long"
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patternFailNoIn = "%s should match '%s'"
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enumFailNoIn = "%s should be one of %v"
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multipleOfFailNoIn = "%s should be a multiple of %v"
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maxIncFailNoIn = "%s should be less than or equal to %v"
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maxExcFailNoIn = "%s should be less than %v"
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minIncFailNoIn = "%s should be greater than or equal to %v"
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minExcFailNoIn = "%s should be greater than %v"
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uniqueFailNoIn = "%s shouldn't contain duplicates"
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maxItemsFailNoIn = "%s should have at most %d items"
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minItemsFailNoIn = "%s should have at least %d items"
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noAdditionalItems = "%s in %s can't have additional items"
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noAdditionalItemsNoIn = "%s can't have additional items"
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tooFewProperties = "%s in %s should have at least %d properties"
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tooFewPropertiesNoIn = "%s should have at least %d properties"
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tooManyProperties = "%s in %s should have at most %d properties"
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tooManyPropertiesNoIn = "%s should have at most %d properties"
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unallowedProperty = "%s.%s in %s is a forbidden property"
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unallowedPropertyNoIn = "%s.%s is a forbidden property"
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failedAllPatternProps = "%s.%s in %s failed all pattern properties"
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failedAllPatternPropsNoIn = "%s.%s failed all pattern properties"
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multipleOfMustBePositive = "factor MultipleOf declared for %s must be positive: %v"
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)
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// All code responses can be used to differentiate errors for different handling
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// by the consuming program
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const (
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// CompositeErrorCode remains 422 for backwards-compatibility
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// and to separate it from validation errors with cause
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CompositeErrorCode = 422
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// InvalidTypeCode is used for any subclass of invalid types
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InvalidTypeCode = 600 + iota
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RequiredFailCode
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TooLongFailCode
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TooShortFailCode
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PatternFailCode
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EnumFailCode
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MultipleOfFailCode
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MaxFailCode
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MinFailCode
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UniqueFailCode
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MaxItemsFailCode
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MinItemsFailCode
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NoAdditionalItemsCode
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TooFewPropertiesCode
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TooManyPropertiesCode
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UnallowedPropertyCode
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FailedAllPatternPropsCode
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MultipleOfMustBePositiveCode
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)
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// CompositeError is an error that groups several errors together
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type CompositeError struct {
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Errors []error
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code int32
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message string
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}
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// Code for this error
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func (c *CompositeError) Code() int32 {
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return c.code
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}
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func (c *CompositeError) Error() string {
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if len(c.Errors) > 0 {
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msgs := []string{c.message + ":"}
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for _, e := range c.Errors {
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msgs = append(msgs, e.Error())
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}
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return strings.Join(msgs, "\n")
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}
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return c.message
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}
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// CompositeValidationError an error to wrap a bunch of other errors
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func CompositeValidationError(errors ...error) *CompositeError {
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return &CompositeError{
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code: CompositeErrorCode,
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Errors: append([]error{}, errors...),
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message: "validation failure list",
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}
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}
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// FailedAllPatternProperties an error for when the property doesn't match a pattern
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func FailedAllPatternProperties(name, in, key string) *Validation {
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msg := fmt.Sprintf(failedAllPatternProps, name, key, in)
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if in == "" {
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msg = fmt.Sprintf(failedAllPatternPropsNoIn, name, key)
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}
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return &Validation{
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code: FailedAllPatternPropsCode,
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Name: name,
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In: in,
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Value: key,
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message: msg,
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}
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}
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// PropertyNotAllowed an error for when the property doesn't match a pattern
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func PropertyNotAllowed(name, in, key string) *Validation {
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msg := fmt.Sprintf(unallowedProperty, name, key, in)
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if in == "" {
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msg = fmt.Sprintf(unallowedPropertyNoIn, name, key)
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}
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return &Validation{
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code: UnallowedPropertyCode,
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Name: name,
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In: in,
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Value: key,
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message: msg,
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}
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}
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// TooFewProperties an error for an object with too few properties
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func TooFewProperties(name, in string, n int64) *Validation {
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msg := fmt.Sprintf(tooFewProperties, name, in, n)
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if in == "" {
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msg = fmt.Sprintf(tooFewPropertiesNoIn, name, n)
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}
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return &Validation{
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code: TooFewPropertiesCode,
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Name: name,
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In: in,
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Value: n,
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message: msg,
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}
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}
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// TooManyProperties an error for an object with too many properties
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func TooManyProperties(name, in string, n int64) *Validation {
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msg := fmt.Sprintf(tooManyProperties, name, in, n)
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if in == "" {
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msg = fmt.Sprintf(tooManyPropertiesNoIn, name, n)
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}
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return &Validation{
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code: TooManyPropertiesCode,
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Name: name,
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In: in,
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Value: n,
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message: msg,
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}
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}
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// AdditionalItemsNotAllowed an error for invalid additional items
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func AdditionalItemsNotAllowed(name, in string) *Validation {
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msg := fmt.Sprintf(noAdditionalItems, name, in)
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if in == "" {
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msg = fmt.Sprintf(noAdditionalItemsNoIn, name)
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}
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return &Validation{
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code: NoAdditionalItemsCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// InvalidCollectionFormat another flavor of invalid type error
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func InvalidCollectionFormat(name, in, format string) *Validation {
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return &Validation{
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code: InvalidTypeCode,
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Name: name,
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In: in,
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Value: format,
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message: fmt.Sprintf("the collection format %q is not supported for the %s param %q", format, in, name),
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}
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}
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// InvalidTypeName an error for when the type is invalid
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func InvalidTypeName(typeName string) *Validation {
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return &Validation{
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code: InvalidTypeCode,
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Value: typeName,
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message: fmt.Sprintf(invalidType, typeName),
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}
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}
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// InvalidType creates an error for when the type is invalid
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func InvalidType(name, in, typeName string, value interface{}) *Validation {
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var message string
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if in != "" {
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switch value.(type) {
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case string:
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message = fmt.Sprintf(typeFailWithData, name, in, typeName, value)
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case error:
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message = fmt.Sprintf(typeFailWithError, name, in, typeName, value)
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default:
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message = fmt.Sprintf(typeFail, name, in, typeName)
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}
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} else {
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switch value.(type) {
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case string:
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message = fmt.Sprintf(typeFailWithDataNoIn, name, typeName, value)
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case error:
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message = fmt.Sprintf(typeFailWithErrorNoIn, name, typeName, value)
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default:
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message = fmt.Sprintf(typeFailNoIn, name, typeName)
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}
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}
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return &Validation{
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code: InvalidTypeCode,
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Name: name,
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In: in,
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Value: value,
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message: message,
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}
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}
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// DuplicateItems error for when an array contains duplicates
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func DuplicateItems(name, in string) *Validation {
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msg := fmt.Sprintf(uniqueFail, name, in)
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if in == "" {
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msg = fmt.Sprintf(uniqueFailNoIn, name)
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}
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return &Validation{
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code: UniqueFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// TooManyItems error for when an array contains too many items
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func TooManyItems(name, in string, max int64) *Validation {
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msg := fmt.Sprintf(maxItemsFail, name, in, max)
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if in == "" {
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msg = fmt.Sprintf(maxItemsFailNoIn, name, max)
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}
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return &Validation{
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code: MaxItemsFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// TooFewItems error for when an array contains too few items
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func TooFewItems(name, in string, min int64) *Validation {
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msg := fmt.Sprintf(minItemsFail, name, in, min)
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if in == "" {
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msg = fmt.Sprintf(minItemsFailNoIn, name, min)
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}
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return &Validation{
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code: MinItemsFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// ExceedsMaximumInt error for when maxinum validation fails
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func ExceedsMaximumInt(name, in string, max int64, exclusive bool) *Validation {
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var message string
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if in == "" {
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m := maxIncFailNoIn
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if exclusive {
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m = maxExcFailNoIn
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}
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message = fmt.Sprintf(m, name, max)
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} else {
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m := maxIncFail
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if exclusive {
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m = maxExcFail
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}
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message = fmt.Sprintf(m, name, in, max)
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}
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return &Validation{
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code: MaxFailCode,
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Name: name,
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In: in,
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Value: max,
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message: message,
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}
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}
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// ExceedsMaximumUint error for when maxinum validation fails
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func ExceedsMaximumUint(name, in string, max uint64, exclusive bool) *Validation {
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var message string
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if in == "" {
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m := maxIncFailNoIn
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if exclusive {
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m = maxExcFailNoIn
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}
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message = fmt.Sprintf(m, name, max)
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} else {
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m := maxIncFail
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if exclusive {
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m = maxExcFail
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}
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message = fmt.Sprintf(m, name, in, max)
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}
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return &Validation{
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code: MaxFailCode,
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Name: name,
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In: in,
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Value: max,
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message: message,
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}
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}
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// ExceedsMaximum error for when maxinum validation fails
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func ExceedsMaximum(name, in string, max float64, exclusive bool) *Validation {
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var message string
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if in == "" {
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m := maxIncFailNoIn
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if exclusive {
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m = maxExcFailNoIn
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}
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message = fmt.Sprintf(m, name, max)
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} else {
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m := maxIncFail
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if exclusive {
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m = maxExcFail
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}
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message = fmt.Sprintf(m, name, in, max)
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}
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return &Validation{
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code: MaxFailCode,
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Name: name,
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In: in,
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Value: max,
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message: message,
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}
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}
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// ExceedsMinimumInt error for when maxinum validation fails
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func ExceedsMinimumInt(name, in string, min int64, exclusive bool) *Validation {
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var message string
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if in == "" {
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m := minIncFailNoIn
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if exclusive {
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m = minExcFailNoIn
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}
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message = fmt.Sprintf(m, name, min)
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} else {
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m := minIncFail
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if exclusive {
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m = minExcFail
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}
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message = fmt.Sprintf(m, name, in, min)
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}
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return &Validation{
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code: MinFailCode,
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Name: name,
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In: in,
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Value: min,
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message: message,
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}
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}
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// ExceedsMinimumUint error for when maxinum validation fails
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func ExceedsMinimumUint(name, in string, min uint64, exclusive bool) *Validation {
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var message string
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if in == "" {
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m := minIncFailNoIn
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if exclusive {
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m = minExcFailNoIn
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}
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message = fmt.Sprintf(m, name, min)
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} else {
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m := minIncFail
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if exclusive {
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m = minExcFail
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}
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message = fmt.Sprintf(m, name, in, min)
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}
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return &Validation{
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code: MinFailCode,
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Name: name,
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In: in,
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Value: min,
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message: message,
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}
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}
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// ExceedsMinimum error for when maxinum validation fails
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func ExceedsMinimum(name, in string, min float64, exclusive bool) *Validation {
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var message string
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if in == "" {
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m := minIncFailNoIn
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if exclusive {
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m = minExcFailNoIn
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}
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message = fmt.Sprintf(m, name, min)
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} else {
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m := minIncFail
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if exclusive {
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m = minExcFail
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}
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message = fmt.Sprintf(m, name, in, min)
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}
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return &Validation{
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code: MinFailCode,
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Name: name,
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In: in,
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Value: min,
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message: message,
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}
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}
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// NotMultipleOf error for when multiple of validation fails
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func NotMultipleOf(name, in string, multiple interface{}) *Validation {
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var msg string
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if in == "" {
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msg = fmt.Sprintf(multipleOfFailNoIn, name, multiple)
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} else {
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msg = fmt.Sprintf(multipleOfFail, name, in, multiple)
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}
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return &Validation{
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code: MultipleOfFailCode,
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Name: name,
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In: in,
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Value: multiple,
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message: msg,
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}
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}
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// EnumFail error for when an enum validation fails
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func EnumFail(name, in string, value interface{}, values []interface{}) *Validation {
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var msg string
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if in == "" {
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msg = fmt.Sprintf(enumFailNoIn, name, values)
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} else {
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msg = fmt.Sprintf(enumFail, name, in, values)
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}
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return &Validation{
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code: EnumFailCode,
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Name: name,
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In: in,
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Value: value,
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Values: values,
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message: msg,
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}
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}
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// Required error for when a value is missing
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func Required(name, in string) *Validation {
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var msg string
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if in == "" {
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msg = fmt.Sprintf(requiredFailNoIn, name)
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} else {
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msg = fmt.Sprintf(requiredFail, name, in)
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}
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return &Validation{
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code: RequiredFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// TooLong error for when a string is too long
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func TooLong(name, in string, max int64) *Validation {
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var msg string
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if in == "" {
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msg = fmt.Sprintf(tooLongMessageNoIn, name, max)
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} else {
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msg = fmt.Sprintf(tooLongMessage, name, in, max)
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}
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return &Validation{
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code: TooLongFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// TooShort error for when a string is too short
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func TooShort(name, in string, min int64) *Validation {
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var msg string
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if in == "" {
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msg = fmt.Sprintf(tooShortMessageNoIn, name, min)
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} else {
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msg = fmt.Sprintf(tooShortMessage, name, in, min)
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}
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return &Validation{
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code: TooShortFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// FailedPattern error for when a string fails a regex pattern match
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// the pattern that is returned is the ECMA syntax version of the pattern not the golang version.
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func FailedPattern(name, in, pattern string) *Validation {
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var msg string
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if in == "" {
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msg = fmt.Sprintf(patternFailNoIn, name, pattern)
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} else {
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msg = fmt.Sprintf(patternFail, name, in, pattern)
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}
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return &Validation{
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code: PatternFailCode,
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Name: name,
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In: in,
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message: msg,
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}
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}
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// MultipleOfMustBePositive error for when a
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// multipleOf factor is negative
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func MultipleOfMustBePositive(name, in string, factor interface{}) *Validation {
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return &Validation{
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code: MultipleOfMustBePositiveCode,
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Name: name,
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In: in,
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Value: factor,
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message: fmt.Sprintf(multipleOfMustBePositive, name, factor),
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}
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}
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