Correctly process flatten fields in enum variants #2567
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@dtolnay , when you could look at this? This bugs becomes annoying... |
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failures (1):
regression::issue2565::simple_variant
Currently panics in derive:
error: proc-macro derive panicked
--> test_suite\tests\test_annotations.rs:2386:25
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2386 | #[derive(Serialize, Deserialize, PartialEq, Debug)]
| ^^^^^^^^^^^
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= help: message: assertion failed: !cattrs.has_flatten()
error: proc-macro derive panicked
--> test_suite\tests\regression\issue1904.rs:57:10
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57 | #[derive(Deserialize)]
| ^^^^^^^^^^^
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= help: message: assertion failed: !cattrs.has_flatten()
error: proc-macro derive panicked
--> test_suite\tests\regression\issue1904.rs:47:10
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47 | #[derive(Deserialize)]
| ^^^^^^^^^^^
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= help: message: assertion failed: !cattrs.has_flatten()
error: proc-macro derive panicked
--> test_suite\tests\regression\issue1904.rs:37:10
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37 | #[derive(Deserialize)]
| ^^^^^^^^^^^
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= help: message: assertion failed: !cattrs.has_flatten()
error: proc-macro derive panicked
--> test_suite\tests\regression\issue1904.rs:27:10
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27 | #[derive(Deserialize)]
| ^^^^^^^^^^^
|
= help: message: assertion failed: !cattrs.has_flatten()
error: proc-macro derive panicked
--> test_suite\tests\regression\issue1904.rs:16:10
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16 | #[derive(Deserialize)]
| ^^^^^^^^^^^
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= help: message: assertion failed: !cattrs.has_flatten()
error: proc-macro derive panicked
--> test_suite\tests\regression\issue1904.rs:7:10
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7 | #[derive(Deserialize)]
| ^^^^^^^^^^^
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= help: message: assertion failed: !cattrs.has_flatten()
- Fix incorrect deserialization of variants that doesn't contain flatten field when other contains
- Fix a panic when deriving `Deserialize` for an enum with tuple and struct with flatten field
Fixes (2):
regression::issue2565::simple_variant
regression::issue1904 (compilation)
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Store
has_flattenmark in theVariantattributes and use it instead ofattr::Container::has_flatten()in methods that can be called for variants.Fixes #1904, fixes #2565, fixes #2792