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macros: use typed identifiers in diag derive

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Using typed identifiers instead of strings with the Fluent identifier
enables the diagnostic derive to benefit from the compile-time
validation that comes with typed identifiers - use of a non-existent
Fluent identifier will not compile.

Signed-off-by: David Wood <david.wood@huawei.com>
This commit is contained in:
David Wood 2022-06-23 14:51:44 +01:00
parent fc96600bf6
commit 99bc979403
11 changed files with 689 additions and 471 deletions
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4
compiler/rustc_builtin_macros/src/cfg.rs
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@ -36,7 +36,7 @@ pub fn expand_cfg(
}
#[derive(SessionDiagnostic)]
#[error(slug = "builtin-macros-requires-cfg-pattern")]
#[error(builtin_macros::requires_cfg_pattern)]
struct RequiresCfgPattern {
#[primary_span]
#[label]
@ -44,7 +44,7 @@ struct RequiresCfgPattern {
}
#[derive(SessionDiagnostic)]
#[error(slug = "builtin-macros-expected-one-cfg-pattern")]
#[error(builtin_macros::expected_one_cfg_pattern)]
struct OneCfgPattern {
#[primary_span]
span: Span,