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unalias type aliases in go1.24 to get the actual type. #315

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unalias type aliases in go1.24 to get the actual type. #315

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4 changes: 4 additions & 0 deletions cmd/packer-sdc/internal/mapstructure-to-hcl2/mapstructure-to-hcl2.go
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Original file line number Diff line number Diff line change
Expand Up @@ -320,6 +320,10 @@ func goFieldToCtyType(accessor string, fieldType types.Type) (interface{}, cty.T
default:
return goFieldToCtyType(accessor, underlyingType)
}
case *types.Alias:
// Go 1.24+ represents type aliases explicitly (e.g., os.FileMode = fs.FileMode)
// Unwrap the alias to get the actual type
return goFieldToCtyType(accessor, types.Unalias(f))
case *types.Slice:
elem := f.Elem()
if ptr, isPtr := elem.(*types.Pointer); isPtr {
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