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Adding more use cases

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Fleshing out design to see how it holds up, needs more work.
This commit is contained in:
Dave Shanley
2022-09-29 10:47:22 -04:00
parent a9252c656d
commit cb7df7c9b2
2 changed files with 148 additions and 7 deletions
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49
what-changed/external_docs.go
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@@ -24,8 +24,41 @@ func (e *ExternalDocChanges) TotalChanges() int {
func CompareExternalDocs(l, r *lowbase.ExternalDoc) *ExternalDocChanges {
var changes []*Change[*lowbase.ExternalDoc]
changeType := 0
if l != nil && r != nil && l.URL.Value != r.URL.Value {
skipURL := false
skipDescription := false
// check if url was removed
if r.URL.Value == "" && l.URL.Value != "" {
CreateChange[*lowbase.ExternalDoc](&changes, PropertyRemoved, lowv3.URLLabel, l.URL.ValueNode,
nil, false, l, nil)
skipURL = true
}
// check if description was removed
if r.Description.Value == "" && l.Description.Value != "" {
CreateChange[*lowbase.ExternalDoc](&changes, PropertyRemoved, lowv3.DescriptionLabel, l.Description.ValueNode,
nil, false, l, nil)
skipDescription = true
}
// check if url was added
if r.URL.Value != "" && l.URL.Value == "" {
CreateChange[*lowbase.ExternalDoc](&changes, PropertyAdded, lowv3.URLLabel, nil,
r.URL.ValueNode, false, nil, r)
skipURL = true
}
// check if description was added
if r.Description.Value != "" && l.Description.Value == "" {
CreateChange[*lowbase.ExternalDoc](&changes, PropertyAdded, lowv3.DescriptionLabel, nil,
r.Description.ValueNode, false, nil, r)
skipDescription = true
}
// if left and right URLs are set but not equal
if !skipURL && l != nil && r != nil && l.URL.Value != r.URL.Value {
var changeType int
changeType = Modified
ctx := CreateContext(l.URL.ValueNode, r.URL.ValueNode)
if ctx.HasChanged() {
@@ -34,7 +67,10 @@ func CompareExternalDocs(l, r *lowbase.ExternalDoc) *ExternalDocChanges {
CreateChange[*lowbase.ExternalDoc](&changes, changeType, lowv3.URLLabel, l.URL.ValueNode,
r.URL.ValueNode, false, l, r)
}
if l != nil && r != nil && l.Description.Value != r.Description.Value {
// if left and right descriptions are set, but not equal
if !skipDescription && l != nil && r != nil && l.Description.Value != r.Description.Value {
var changeType int
changeType = Modified
ctx := CreateContext(l.Description.ValueNode, r.Description.ValueNode)
if ctx.HasChanged() {
@@ -43,10 +79,6 @@ func CompareExternalDocs(l, r *lowbase.ExternalDoc) *ExternalDocChanges {
CreateChange[*lowbase.ExternalDoc](&changes, changeType, lowv3.DescriptionLabel, l.Description.ValueNode,
r.Description.ValueNode, false, l, r)
}
if changeType == 0 {
// no change, return nothing.
return nil
}
dc := new(ExternalDocChanges)
dc.Changes = changes
var lExt, rExt map[low.KeyReference[string]]low.ValueReference[any]
@@ -57,5 +89,8 @@ func CompareExternalDocs(l, r *lowbase.ExternalDoc) *ExternalDocChanges {
rExt = r.Extensions
}
dc.ExtensionChanges = CompareExtensions(lExt, rExt)
if len(dc.Changes) <= 0 && dc.ExtensionChanges == nil {
return nil
}
return dc
}