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parametes_diff.go
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parametes_diff.go
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package diff
import (
"github.com/getkin/kin-openapi/openapi3"
"github.com/treeverse/oasdiff/utils"
)
// ParametersDiff describes the changes between a pair of lists of parameter objects: https://swagger.io/specification/#parameter-object
type ParametersDiff struct {
Added utils.StringList `json:"added,omitempty" yaml:"added,omitempty"`
Deleted utils.StringList `json:"deleted,omitempty" yaml:"deleted,omitempty"`
Modified ParamDiffs `json:"modified,omitempty" yaml:"modified,omitempty"`
}
// Empty indicates whether a change was found in this element
func (diff *ParametersDiff) Empty() bool {
if diff == nil {
return true
}
return len(diff.Added) == 0 &&
len(diff.Deleted) == 0 &&
len(diff.Modified) == 0
}
func newParametersDiff() *ParametersDiff {
return &ParametersDiff{
Added: utils.StringList{},
Deleted: utils.StringList{},
Modified: ParamDiffs{},
}
}
func getParametersDiff(config *Config, state *state, params1, params2 openapi3.ParametersMap, pathParamsMap PathParamsMap) (*ParametersDiff, error) {
diff, err := getParametersDiffInternal(config, state, params1, params2, pathParamsMap)
if err != nil {
return nil, err
}
if diff.Empty() {
return nil, nil
}
return diff, nil
}
func getParametersDiffInternal(config *Config, state *state, params1, params2 openapi3.ParametersMap, pathParamsMap PathParamsMap) (*ParametersDiff, error) {
result := newParametersDiff()
for paramName1, paramRef1 := range params1 {
if paramRef2, ok := params2[paramName1]; ok {
param1, err := derefParam(paramRef1)
if err != nil {
return nil, err
}
param2, err := derefParam(paramRef2)
if err != nil {
return nil, err
}
diff, err := getParameterDiff(config, state, param1, param2)
if err != nil {
return nil, err
}
if !diff.Empty() {
result.Modified[paramName1] = diff
}
} else {
result.Deleted = append(result.Deleted, paramName1)
}
}
for paramName2 := range params2 {
if _, ok := params1[paramName2]; !ok {
result.Added = append(result.Added, paramName2)
}
}
return result, nil
}
func (diff *ParametersDiff) getSummary() *SummaryDetails {
return &SummaryDetails{
Added: len(diff.Added),
Deleted: len(diff.Deleted),
Modified: len(diff.Modified),
}
}