Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
66 lines
1.2 KiB
Rust
66 lines
1.2 KiB
Rust
// SPDX-License-Identifier: Apache-2.0 OR MIT
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use proc_macro2::extra::DelimSpan;
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use proc_macro2::{Delimiter, Group, Span, TokenStream};
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#[doc(hidden)]
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pub trait IntoSpans<S> {
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fn into_spans(self) -> S;
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}
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impl IntoSpans<Span> for Span {
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fn into_spans(self) -> Span {
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self
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}
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}
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impl IntoSpans<[Span; 1]> for Span {
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fn into_spans(self) -> [Span; 1] {
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[self]
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}
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}
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impl IntoSpans<[Span; 2]> for Span {
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fn into_spans(self) -> [Span; 2] {
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[self, self]
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}
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}
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impl IntoSpans<[Span; 3]> for Span {
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fn into_spans(self) -> [Span; 3] {
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[self, self, self]
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}
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}
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impl IntoSpans<[Span; 1]> for [Span; 1] {
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fn into_spans(self) -> [Span; 1] {
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self
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}
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}
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impl IntoSpans<[Span; 2]> for [Span; 2] {
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fn into_spans(self) -> [Span; 2] {
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self
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}
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}
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impl IntoSpans<[Span; 3]> for [Span; 3] {
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fn into_spans(self) -> [Span; 3] {
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self
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}
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}
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impl IntoSpans<DelimSpan> for Span {
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fn into_spans(self) -> DelimSpan {
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let mut group = Group::new(Delimiter::None, TokenStream::new());
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group.set_span(self);
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group.delim_span()
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}
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}
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impl IntoSpans<DelimSpan> for DelimSpan {
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fn into_spans(self) -> DelimSpan {
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self
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}
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}
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