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Rollup merge of #126328 - RalfJung:is_none_or, r=workingjubilee

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Add Option::is_none_or

ACP: https://github.com/rust-lang/libs-team/issues/212
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Jubilee 2024-06-12 20:03:20 -07:00 committed by GitHub
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crates/hir-ty/src/display.rs
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@ -1387,6 +1387,7 @@ fn generic_args_sans_defaults<'ga>(
}
// otherwise, if the arg is equal to the param default, hide it (unless the
// default is an error which can happen for the trait Self type)
#[allow(unstable_name_collisions)]
default_parameters.get(i).is_none_or(|default_parameter| {
// !is_err(default_parameter.skip_binders())
// &&