language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-10-02 16:21:11 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

Merge pull request #1609 from rtfeldman/type-error-does-not-generate-function

Browse source 
Type error does not generate function
This commit is contained in:
Richard Feldman 2021-08-20 23:17:14 -04:00 • committed by GitHub
commit d15f7480dc
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
4 changed files with 66 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

14
compiler/mono/src/borrow.rs
View file

@ -46,7 +46,14 @@ pub fn infer_borrow<'a>(
// component (in top-sorted order, from primitives (std-lib) to main)
let successor_map = &make_successor_mapping(arena, procs);
let successors = move |key: &Symbol| successor_map[key].iter().copied();
let successors = move |key: &Symbol| {
let slice = match successor_map.get(key) {
None => &[] as &[_],
Some(s) => s.as_slice(),
};
slice.iter().copied()
};
let mut symbols = Vec::with_capacity_in(procs.len(), arena);
symbols.extend(procs.keys().map(|x| x.0));
@ -217,7 +224,10 @@ impl<'a> DeclarationToIndex<'a> {
}
}
}
unreachable!("symbol/layout combo must be in DeclarationToIndex")
unreachable!(
"symbol/layout {:?} {:?} combo must be in DeclarationToIndex",
needle_symbol, needle_layout
)
}
}