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Copy pathrequest_body_diff.go
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Copy pathrequest_body_diff.go
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93 lines (73 loc) · 2.68 KB
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package diff
import (
"fmt"
"github.com/getkin/kin-openapi/openapi3"
)
// RequestBodyDiff describes the changes between a pair of request body objects: https://swagger.io/specification/#request-body-object
type RequestBodyDiff 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"`
DescriptionDiff *ValueDiff `json:"description,omitempty" yaml:"description,omitempty"`
RequiredDiff *ValueDiff `json:"required,omitempty" yaml:"required,omitempty"`
ContentDiff *ContentDiff `json:"content,omitempty" yaml:"content,omitempty"`
}
// Empty indicates whether a change was found in this element
func (diff *RequestBodyDiff) Empty() bool {
if diff == nil {
return true
}
return *diff == RequestBodyDiff{}
}
func newRequestBodyDiff() *RequestBodyDiff {
return &RequestBodyDiff{}
}
func getRequestBodyDiff(config *Config, state *state, requestBodyRef1, requestBodyRef2 *openapi3.RequestBodyRef) (*RequestBodyDiff, error) {
diff, err := getRequestBodyDiffInternal(config, state, requestBodyRef1, requestBodyRef2)
if err != nil {
return nil, err
}
if diff.Empty() {
return nil, nil
}
return diff, nil
}
func getRequestBodyDiffInternal(config *Config, state *state, requestBodyRef1, requestBodyRef2 *openapi3.RequestBodyRef) (*RequestBodyDiff, error) {
if requestBodyRef1 == nil && requestBodyRef2 == nil {
return nil, nil
}
result := newRequestBodyDiff()
if requestBodyRef1 == nil && requestBodyRef2 != nil {
result.Added = true
return result, nil
}
if requestBodyRef1 != nil && requestBodyRef2 == nil {
result.Deleted = true
return result, nil
}
requestBody1, err := derefRequestBody(requestBodyRef1)
if err != nil {
return nil, err
}
requestBody2, err := derefRequestBody(requestBodyRef2)
if err != nil {
return nil, err
}
result.ExtensionsDiff, err = getExtensionsDiff(config, requestBody1.Extensions, requestBody2.Extensions)
if err != nil {
return nil, err
}
result.DescriptionDiff = getValueDiffConditional(config.IsExcludeDescription(), requestBody1.Description, requestBody2.Description)
result.RequiredDiff = getValueDiff(requestBody1.Required, requestBody2.Required)
result.ContentDiff, err = getContentDiff(config, state, requestBody1.Content, requestBody2.Content)
if err != nil {
return nil, err
}
return result, nil
}
func derefRequestBody(ref *openapi3.RequestBodyRef) (*openapi3.RequestBody, error) {
if ref == nil || ref.Value == nil {
return nil, fmt.Errorf("request body reference is nil")
}
return ref.Value, nil
}