Trait rustc_span::HashStableContext[][src]

pub trait HashStableContext {
    fn def_path_hash(&self, def_id: DefId) -> DefPathHash;
fn hash_spans(&self) -> bool;
fn span_data_to_lines_and_cols(
        &mut self,
        span: &SpanData
    ) -> Option<(Lrc<SourceFile>, usize, BytePos, usize, BytePos)>; }
Expand description

Requirements for a StableHashingContext to be used in this crate.

This is a hack to allow using the HashStable_Generic derive macro instead of implementing everything in rustc_middle.

Required methods

Implementors