blob: 79c8ae23366b4c88a4117fb47ab19d4127aec785 [file] [log] [blame]
// 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.
#![feature(proc_macro_span)]
extern crate proc_macro;
use core::ops::{Range, RangeBounds};
use proc_macro::{Literal, Span};
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 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.
const _: Option<&str> = option_env!("RUSTC_BOOTSTRAP");