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Go: Factor out isAlias function

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This commit is contained in:
Michael B. Gale
2024-09-03 15:09:15 +01:00
parent c5b8163493
commit 97c3efccd1
1 changed files with 7 additions and 1 deletions
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8
go/extractor/extractor.go
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@@ -1507,9 +1507,15 @@ func extractSpec(tw *trap.Writer, spec ast.Spec, parent trap.Label, idx int) {
extractNodeLocation(tw, spec, lbl)
}
// Determines whether the given type is an alias.
func isAlias(tp types.Type) bool {
_, ok := tp.(*types.Alias)
return ok
}
// If the given type is a type alias, this function resolves it to its underlying type.
func resolveTypeAlias(tp types.Type) types.Type {
if _, ok := tp.(*types.Alias); ok {
if isAlias(tp) {
return tp.Underlying()
}
return tp