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90 lines
2.7 KiB
Rust
90 lines
2.7 KiB
Rust
// Copyright (C) 2023-2024 Free Software Foundation, Inc.
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//
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// This file is part of the GNU Proc Macro Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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use bridge;
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use std::fmt;
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use Span;
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/// An identifier.
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#[derive(Clone)]
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pub struct Ident(pub(crate) bridge::ident::Ident);
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impl Ident {
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/// Creates a new identifier.
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///
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/// # Arguments
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///
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/// * `string` - A valid identifier.
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/// * `span` - The span of the identifier.
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///
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/// # Panics
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///
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/// The `string` argument must be a valid identifier permitted by the
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/// language, otherwise the function will panic.
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pub fn new(string: &str, span: Span) -> Self {
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Ident(bridge::ident::Ident::new(string, span.0))
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}
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/// Creates a new raw identifier.
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///
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/// # Arguments
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///
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/// * `string` - A valid identifier.
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/// * `span` - The span of the identifier.
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///
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/// # Panics
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///
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/// The `string` argument must be a valid identifier permitted by the
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/// language. Furthermore, it should not be a keyword used in path
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/// segments, otherwise this function will panic.
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pub fn new_raw(string: &str, span: Span) -> Self {
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Ident(bridge::ident::Ident::new_raw(string, span.0))
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}
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/// Return the span of the identifier
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pub fn span(&self) -> Span {
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Span(self.0.span())
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}
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/// Change the span of the identifier.
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///
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/// # Arguments
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///
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/// * `span` - The new span value.
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pub fn set_span(&mut self, span: Span) {
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self.0.set_span(span.0);
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}
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}
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impl fmt::Display for Ident {
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/// Display as lossless converted string.
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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self.0.fmt(f)
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}
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}
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impl fmt::Debug for Ident {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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self.0.fmt(f)
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}
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}
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