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// SPDX-License-Identifier: Apache-2.0 OR MIT
// This code exercises the surface area that we expect of Span's unstable API.
// If the current toolchain is able to compile it, then proc-macro2 is able to
// offer these APIs too.
#![cfg_attr(procmacro2_build_probe, feature(proc_macro_span))]
extern crate proc_macro;
use core::ops::{Range, RangeBounds};
use proc_macro::{Literal, Span};
use std::path::PathBuf;
pub fn byte_range(this: &Span) -> Range<usize> {
this.byte_range()
}
pub fn start(this: &Span) -> Span {
this.start()
}
pub fn end(this: &Span) -> Span {
this.end()
}
pub fn line(this: &Span) -> usize {
this.line()
}
pub fn column(this: &Span) -> usize {
this.column()
}
pub fn file(this: &Span) -> String {
this.file()
}
pub fn local_file(this: &Span) -> Option<PathBuf> {
this.local_file()
}
pub fn join(this: &Span, other: Span) -> Option<Span> {
this.join(other)
}
pub fn subspan<R: RangeBounds<usize>>(this: &Literal, range: R) -> Option<Span> {
this.subspan(range)
}
// Include in sccache cache key.
#[cfg(procmacro2_build_probe)]
const _: Option<&str> = option_env!("RUSTC_BOOTSTRAP");
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