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variable_diff.go
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47 lines (37 loc) · 1.5 KB
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package diff
import (
"github.com/oasdiff/kin-openapi/openapi3"
)
// VariableDiff describes the changes between a pair of server variable objects: https://swagger.io/specification/#server-variable-object
type VariableDiff struct {
ExtensionsDiff *ExtensionsDiff `json:"extensions,omitempty" yaml:"extensions,omitempty"`
EnumDiff *StringsDiff `json:"enum,omitempty" yaml:"enum,omitempty"`
DefaultDiff *ValueDiff `json:"default,omitempty" yaml:"default,omitempty"`
DescriptionDiff *ValueDiff `json:"description,omitempty" yaml:"description,omitempty"`
}
// Empty indicates whether a change was found in this element
func (diff *VariableDiff) Empty() bool {
return diff == nil || *diff == VariableDiff{}
}
func getVariableDiff(config *Config, var1, var2 *openapi3.ServerVariable) (*VariableDiff, error) {
diff, err := getVariableDiffInternal(config, var1, var2)
if err != nil {
return nil, err
}
if diff.Empty() {
return nil, nil
}
return diff, nil
}
func getVariableDiffInternal(config *Config, var1, var2 *openapi3.ServerVariable) (*VariableDiff, error) {
result := VariableDiff{}
var err error
result.ExtensionsDiff, err = getExtensionsDiff(config, var1.Extensions, var2.Extensions)
if err != nil {
return nil, err
}
result.EnumDiff = getStringsDiff(var1.Enum, var2.Enum)
result.DefaultDiff = getValueDiff(var1.Default, var2.Default)
result.DescriptionDiff = getValueDiffConditional(config.IsExcludeDescription(), var1.Description, var2.Description)
return &result, nil
}