80 lines
2.2 KiB
Rust
80 lines
2.2 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::ffistring::FFIString;
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use bridge::span::Span;
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use std::fmt;
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extern "C" {
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fn Ident__new(str: FFIString, span: Span) -> Ident;
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fn Ident__new_raw(str: FFIString, span: Span) -> Ident;
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fn Ident__drop(ident: *mut Ident);
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fn Ident__clone(ident: *const Ident) -> Ident;
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}
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#[repr(C)]
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#[derive(Debug)]
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pub struct Ident {
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pub(crate) is_raw: bool,
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value: FFIString,
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span: Span,
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}
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impl Ident {
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pub fn new(string: &str, span: Span) -> Self {
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unsafe { Ident__new(string.into(), span) }
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}
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pub fn new_raw(string: &str, span: Span) -> Self {
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unsafe { Ident__new_raw(string.into(), span) }
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}
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pub fn span(&self) -> Span {
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self.span
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}
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pub fn set_span(&mut self, span: Span) {
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self.span = span;
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}
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}
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impl Drop for Ident {
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fn drop(&mut self) {
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unsafe { Ident__drop(self as *mut Ident) }
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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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if self.is_raw {
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f.write_str("r#")?;
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}
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self.value.fmt(f)
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}
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}
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impl Clone for Ident {
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fn clone(&self) -> Self {
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unsafe { Ident__clone(self as *const Ident) }
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}
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}
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