Init: Promote this after all its fields have been initialized
#11278
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liufengyun
reviewed
Feb 2, 2021
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Thanks @natsukagami. While you are on it, could you incorporate some of the improvements in #10627 (excluding promotion of warm), in this PR or a new one? It will make subsequent work easier.
| class P() { | ||
| val a = 1 | ||
| List(this) | ||
| } |
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It would be good to add a test that a warm inner class object promotes to hot because of the outer object being hot.
| if (allFieldsInited) | ||
| Errors.empty | ||
| else | ||
| PromoteThis(pot, eff.source, state2.path).toErrors |
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It might be good to cache safely promoted potentials to avoid re-computation. See #10627.
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Description
The initialization checker will now accept uses of
thisandthis-referencing objects as fully-initialized objects ("hot") after allvaldeclarations have been evaluated.Simple example:
A simple test is included.
This change is