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bail! when #symbol is called without parameters (#440)

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Naim A 2023-03-30 00:07:08 +03:00 committed by GitHub
parent f04b6ebc1a
commit 2ed4212c76
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3
library/src/compute/construct.rs
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@ -258,6 +258,9 @@ pub fn symbol(
variants: Vec<Spanned<Variant>>, variants: Vec<Spanned<Variant>>,
) -> Value { ) -> Value {
let mut list = Vec::new(); let mut list = Vec::new();
if variants.is_empty() {
bail!(args.span, "expected at least one variant");
}
for Spanned { v, span } in variants { for Spanned { v, span } in variants {
if list.iter().any(|(prev, _)| &v.0 == prev) { if list.iter().any(|(prev, _)| &v.0 == prev) {
bail!(span, "duplicate variant"); bail!(span, "duplicate variant");

4
tests/typ/compute/construct.typ
View File

@ -57,6 +57,10 @@
#envelope.lightning #envelope.lightning
#envelope.fly #envelope.fly
---
// Error: 8-10 expected at least one variant
#symbol()
--- ---
// Test conversion to string. // Test conversion to string.
#test(str(123), "123") #test(str(123), "123")