blob: 2f01a1c2c769e54b77db241591ddddcf35281756 [file] [log] [blame]
package gojsonschema
import (
"bytes"
"sync"
"text/template"
)
var errorTemplates errorTemplate = errorTemplate{template.New("errors-new"), sync.RWMutex{}}
// template.Template is not thread-safe for writing, so some locking is done
// sync.RWMutex is used for efficiently locking when new templates are created
type errorTemplate struct {
*template.Template
sync.RWMutex
}
type (
// RequiredError. ErrorDetails: property string
RequiredError struct {
ResultErrorFields
}
// InvalidTypeError. ErrorDetails: expected, given
InvalidTypeError struct {
ResultErrorFields
}
// NumberAnyOfError. ErrorDetails: -
NumberAnyOfError struct {
ResultErrorFields
}
// NumberOneOfError. ErrorDetails: -
NumberOneOfError struct {
ResultErrorFields
}
// NumberAllOfError. ErrorDetails: -
NumberAllOfError struct {
ResultErrorFields
}
// NumberNotError. ErrorDetails: -
NumberNotError struct {
ResultErrorFields
}
// MissingDependencyError. ErrorDetails: dependency
MissingDependencyError struct {
ResultErrorFields
}
// InternalError. ErrorDetails: error
InternalError struct {
ResultErrorFields
}
// ConstError. ErrorDetails: allowed
ConstError struct {
ResultErrorFields
}
// EnumError. ErrorDetails: allowed
EnumError struct {
ResultErrorFields
}
// ArrayNoAdditionalItemsError. ErrorDetails: -
ArrayNoAdditionalItemsError struct {
ResultErrorFields
}
// ArrayMinItemsError. ErrorDetails: min
ArrayMinItemsError struct {
ResultErrorFields
}
// ArrayMaxItemsError. ErrorDetails: max
ArrayMaxItemsError struct {
ResultErrorFields
}
// ItemsMustBeUniqueError. ErrorDetails: type, i, j
ItemsMustBeUniqueError struct {
ResultErrorFields
}
// ArrayContainsError. ErrorDetails:
ArrayContainsError struct {
ResultErrorFields
}
// ArrayMinPropertiesError. ErrorDetails: min
ArrayMinPropertiesError struct {
ResultErrorFields
}
// ArrayMaxPropertiesError. ErrorDetails: max
ArrayMaxPropertiesError struct {
ResultErrorFields
}
// AdditionalPropertyNotAllowedError. ErrorDetails: property
AdditionalPropertyNotAllowedError struct {
ResultErrorFields
}
// InvalidPropertyPatternError. ErrorDetails: property, pattern
InvalidPropertyPatternError struct {
ResultErrorFields
}
// InvalidPopertyNameError. ErrorDetails: property
InvalidPropertyNameError struct {
ResultErrorFields
}
// StringLengthGTEError. ErrorDetails: min
StringLengthGTEError struct {
ResultErrorFields
}
// StringLengthLTEError. ErrorDetails: max
StringLengthLTEError struct {
ResultErrorFields
}
// DoesNotMatchPatternError. ErrorDetails: pattern
DoesNotMatchPatternError struct {
ResultErrorFields
}
// DoesNotMatchFormatError. ErrorDetails: format
DoesNotMatchFormatError struct {
ResultErrorFields
}
// MultipleOfError. ErrorDetails: multiple
MultipleOfError struct {
ResultErrorFields
}
// NumberGTEError. ErrorDetails: min
NumberGTEError struct {
ResultErrorFields
}
// NumberGTError. ErrorDetails: min
NumberGTError struct {
ResultErrorFields
}
// NumberLTEError. ErrorDetails: max
NumberLTEError struct {
ResultErrorFields
}
// NumberLTError. ErrorDetails: max
NumberLTError struct {
ResultErrorFields
}
// ConditionThenError. ErrorDetails: -
ConditionThenError struct {
ResultErrorFields
}
// ConditionElseError. ErrorDetails: -
ConditionElseError struct {
ResultErrorFields
}
)
// newError takes a ResultError type and sets the type, context, description, details, value, and field
func newError(err ResultError, context *JsonContext, value interface{}, locale locale, details ErrorDetails) {
var t string
var d string
switch err.(type) {
case *RequiredError:
t = "required"
d = locale.Required()
case *InvalidTypeError:
t = "invalid_type"
d = locale.InvalidType()
case *NumberAnyOfError:
t = "number_any_of"
d = locale.NumberAnyOf()
case *NumberOneOfError:
t = "number_one_of"
d = locale.NumberOneOf()
case *NumberAllOfError:
t = "number_all_of"
d = locale.NumberAllOf()
case *NumberNotError:
t = "number_not"
d = locale.NumberNot()
case *MissingDependencyError:
t = "missing_dependency"
d = locale.MissingDependency()
case *InternalError:
t = "internal"
d = locale.Internal()
case *ConstError:
t = "const"
d = locale.Const()
case *EnumError:
t = "enum"
d = locale.Enum()
case *ArrayNoAdditionalItemsError:
t = "array_no_additional_items"
d = locale.ArrayNoAdditionalItems()
case *ArrayMinItemsError:
t = "array_min_items"
d = locale.ArrayMinItems()
case *ArrayMaxItemsError:
t = "array_max_items"
d = locale.ArrayMaxItems()
case *ItemsMustBeUniqueError:
t = "unique"
d = locale.Unique()
case *ArrayContainsError:
t = "contains"
d = locale.ArrayContains()
case *ArrayMinPropertiesError:
t = "array_min_properties"
d = locale.ArrayMinProperties()
case *ArrayMaxPropertiesError:
t = "array_max_properties"
d = locale.ArrayMaxProperties()
case *AdditionalPropertyNotAllowedError:
t = "additional_property_not_allowed"
d = locale.AdditionalPropertyNotAllowed()
case *InvalidPropertyPatternError:
t = "invalid_property_pattern"
d = locale.InvalidPropertyPattern()
case *InvalidPropertyNameError:
t = "invalid_property_name"
d = locale.InvalidPropertyName()
case *StringLengthGTEError:
t = "string_gte"
d = locale.StringGTE()
case *StringLengthLTEError:
t = "string_lte"
d = locale.StringLTE()
case *DoesNotMatchPatternError:
t = "pattern"
d = locale.DoesNotMatchPattern()
case *DoesNotMatchFormatError:
t = "format"
d = locale.DoesNotMatchFormat()
case *MultipleOfError:
t = "multiple_of"
d = locale.MultipleOf()
case *NumberGTEError:
t = "number_gte"
d = locale.NumberGTE()
case *NumberGTError:
t = "number_gt"
d = locale.NumberGT()
case *NumberLTEError:
t = "number_lte"
d = locale.NumberLTE()
case *NumberLTError:
t = "number_lt"
d = locale.NumberLT()
case *ConditionThenError:
t = "condition_then"
d = locale.ConditionThen()
case *ConditionElseError:
t = "condition_else"
d = locale.ConditionElse()
}
err.SetType(t)
err.SetContext(context)
err.SetValue(value)
err.SetDetails(details)
err.SetDescriptionFormat(d)
details["field"] = err.Field()
if _, exists := details["context"]; !exists && context != nil {
details["context"] = context.String()
}
err.SetDescription(formatErrorDescription(err.DescriptionFormat(), details))
}
// formatErrorDescription takes a string in the default text/template
// format and converts it to a string with replacements. The fields come
// from the ErrorDetails struct and vary for each type of error.
func formatErrorDescription(s string, details ErrorDetails) string {
var tpl *template.Template
var descrAsBuffer bytes.Buffer
var err error
errorTemplates.RLock()
tpl = errorTemplates.Lookup(s)
errorTemplates.RUnlock()
if tpl == nil {
errorTemplates.Lock()
tpl = errorTemplates.New(s)
if ErrorTemplateFuncs != nil {
tpl.Funcs(ErrorTemplateFuncs)
}
tpl, err = tpl.Parse(s)
errorTemplates.Unlock()
if err != nil {
return err.Error()
}
}
err = tpl.Execute(&descrAsBuffer, details)
if err != nil {
return err.Error()
}
return descrAsBuffer.String()
}