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discriminator_diff.go
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discriminator_diff.go
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package diff
import (
"github.com/rjmohammad/kin-openapi/openapi3"
)
// DiscriminatorDiff describes the changes between a pair of discriminator objects: https://swagger.io/specification/#discriminator-object
type DiscriminatorDiff struct {
Added bool `json:"added,omitempty" yaml:"added,omitempty"`
Deleted bool `json:"deleted,omitempty" yaml:"deleted,omitempty"`
ExtensionsDiff *ExtensionsDiff `json:"extensions,omitempty" yaml:"extensions,omitempty"`
PropertyNameDiff *ValueDiff `json:"propertyName,omitempty" yaml:"propertyName,omitempty"`
MappingDiff *StringMapDiff `json:"mapping,omitempty" yaml:"mapping,omitempty"`
}
// Empty indicates whether a change was found in this element
func (diff *DiscriminatorDiff) Empty() bool {
return diff == nil || *diff == DiscriminatorDiff{}
}
func (diff *DiscriminatorDiff) removeNonBreaking() {
if diff.Empty() {
return
}
diff.ExtensionsDiff = nil
}
func newDiscriminatorDiff() *DiscriminatorDiff {
return &DiscriminatorDiff{}
}
func getDiscriminatorDiff(config *Config, state *state, discriminator1, discriminator2 *openapi3.Discriminator) *DiscriminatorDiff {
diff := getDiscriminatorDiffInternal(config, state, discriminator1, discriminator2)
if config.BreakingOnly {
diff.removeNonBreaking()
}
if diff.Empty() {
return nil
}
return diff
}
func getDiscriminatorDiffInternal(config *Config, state *state, discriminator1, discriminator2 *openapi3.Discriminator) *DiscriminatorDiff {
result := newDiscriminatorDiff()
if discriminator1 == nil && discriminator2 == nil {
return result
}
if discriminator1 == nil && discriminator2 != nil {
result.Added = true
return result
}
if discriminator1 != nil && discriminator2 == nil {
result.Deleted = true
return result
}
result.ExtensionsDiff = getExtensionsDiff(config, state, discriminator1.ExtensionProps, discriminator2.ExtensionProps)
result.PropertyNameDiff = getValueDiff(discriminator1.PropertyName, discriminator2.PropertyName)
result.MappingDiff = getStringMapDiff(discriminator1.Mapping, discriminator2.Mapping)
return result
}