oasdiff/diff/string_map_diff.go at main · oasdiff/oasdiff · GitHub

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package diff

// StringMapDiff describes the changes between a pair of string maps

type StringMapDiff struct {

Added []string `json:"added,omitempty" yaml:"added,omitempty"`

Deleted []string `json:"deleted,omitempty" yaml:"deleted,omitempty"`

Modified ModifiedKeys `json:"modified,omitempty" yaml:"modified,omitempty"`

}

// ModifiedKeys maps keys to their respective diffs

type ModifiedKeys map[string]*ValueDiff

func newStringMapDiffDiff() *StringMapDiff {

return &StringMapDiff{

Added: []string{},

Deleted: []string{},

Modified: ModifiedKeys{},

}

// Empty indicates whether a change was found in this element

func (diff *StringMapDiff) Empty() bool {

if diff == nil {

return true

}

return len(diff.Added) == 0 &&

len(diff.Deleted) == 0 &&

len(diff.Modified) == 0

}

func getStringMapDiff(strings1, strings2 map[string]string) *StringMapDiff {

diff := getStringMapDiffInternal(strings1, strings2)

if diff.Empty() {

return nil

}

return diff

}

func getStringMapDiffInternal(strings1, strings2 map[string]string) *StringMapDiff {

result := newStringMapDiffDiff()

for k1, v1 := range strings1 {

if v2, ok := strings2[k1]; ok {

if v1 != v2 {

result.Modified[k1] = getValueDiff(v1, v2)

}

} else {

result.Deleted = append(result.Deleted, k1)

}

for k2 := range strings2 {

if _, ok := strings1[k2]; !ok {

result.Added = append(result.Added, k2)

}

return result

}

oasdiff/diff/string_map_diff.go at main · oasdiff/oasdiff · GitHub

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