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| author | Naim A <227396+naim94a@users.noreply.github.com> | 2023-03-30 00:07:08 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-03-29 23:07:08 +0200 |
| commit | 2ed4212c760701e308dcf6c740720d18e8f2dbf1 (patch) | |
| tree | 652bdb71c5b27becb50f76bc5d9097ef966c2079 /library/src | |
| parent | f04b6ebc1a17e22596c16158042030f910b85559 (diff) | |
bail! when #symbol is called without parameters (#440)
Diffstat (limited to 'library/src')
| -rw-r--r-- | library/src/compute/construct.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/library/src/compute/construct.rs b/library/src/compute/construct.rs index a30faf2e..04195f42 100644 --- a/library/src/compute/construct.rs +++ b/library/src/compute/construct.rs @@ -258,6 +258,9 @@ pub fn symbol( variants: Vec<Spanned<Variant>>, ) -> Value { let mut list = Vec::new(); + if variants.is_empty() { + bail!(args.span, "expected at least one variant"); + } for Spanned { v, span } in variants { if list.iter().any(|(prev, _)| &v.0 == prev) { bail!(span, "duplicate variant"); |