diff options
Diffstat (limited to 'src/wrapper.rs')
| -rw-r--r-- | src/wrapper.rs | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/wrapper.rs b/src/wrapper.rs index f5ec06b..00f67cd 100644 --- a/src/wrapper.rs +++ b/src/wrapper.rs @@ -40,7 +40,7 @@ impl LexError { } fn mismatch() -> ! { - panic!("stable/nightly mismatch") + panic!("compiler/fallback mismatch") } impl DeferredTokenStream { @@ -530,6 +530,16 @@ impl Span { } } + pub fn source_text(&self) -> Option<String> { + match self { + #[cfg(not(no_source_text))] + Span::Compiler(s) => s.source_text(), + #[cfg(no_source_text)] + Span::Compiler(_) => None, + Span::Fallback(s) => s.source_text(), + } + } + fn unwrap_nightly(self) -> proc_macro::Span { match self { Span::Compiler(s) => s, |