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util/codegen: support embedded fields

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I noticed cmd/{cloner,viewer} didn't support structs with embedded
fields while working on a change in another repo. This adds support.

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2023-05-09 15:35:47 -07:00
committed by Brad Fitzpatrick
parent ea84fc9ad2
commit 4f454f4122
4 changed files with 89 additions and 4 deletions
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19
cmd/viewer/tests/tests_clone.go
View File

@@ -211,3 +211,22 @@ func (src *OnlyGetClone) Clone() *OnlyGetClone {
var _OnlyGetCloneCloneNeedsRegeneration = OnlyGetClone(struct {
SinViewerPorFavor bool
}{})
// Clone makes a deep copy of StructWithEmbedded.
// The result aliases no memory with the original.
func (src *StructWithEmbedded) Clone() *StructWithEmbedded {
if src == nil {
return nil
}
dst := new(StructWithEmbedded)
*dst = *src
dst.A = src.A.Clone()
dst.StructWithSlices = *src.StructWithSlices.Clone()
return dst
}
// A compilation failure here means this code must be regenerated, with the command at the top of this file.
var _StructWithEmbeddedCloneNeedsRegeneration = StructWithEmbedded(struct {
A *StructWithPtrs
StructWithSlices
}{})