Move error back into symbol constructor, fix and add tests

This commit is contained in:
T0mstone 2025-07-26 14:56:06 +02:00
parent 430f6b1686
commit 07316ff9b0
2 changed files with 23 additions and 8 deletions

View File

@ -238,6 +238,13 @@ impl Symbol {
'variants: for (i, &Spanned { ref v, span }) in variants.iter().enumerate() {
modifiers.clear();
if v.1.is_empty() || v.1.graphemes(true).nth(1).is_some() {
errors.push(error!(
span, "invalid variant value: {}", v.1.repr();
hint: "variant value must be exactly one grapheme cluster"
));
}
if !v.0.is_empty() {
// Collect all modifiers.
for modifier in v.0.split('.') {
@ -399,11 +406,7 @@ pub struct SymbolVariant(EcoString, EcoString);
cast! {
SymbolVariant,
s: EcoString => if s.is_empty() || s.graphemes(true).nth(1).is_some() {
Err("variant value must be exactly one grapheme cluster")?
} else {
Self(EcoString::new(), s)
},
s: EcoString => Self(EcoString::new(), s),
array: Array => {
let mut iter = array.into_iter();
match (iter.next(), iter.next(), iter.next()) {

View File

@ -88,14 +88,26 @@
("variant.duplicate", "y"),
)
--- symbol-constructor-empty-variant ---
// Error: 2:3-2:5 empty default variant
// Error: 3:3-3:16 empty variant: "empty"
--- symbol-constructor-empty-variant-value ---
// Error: 2:3-2:5 invalid variant value: ""
// Hint: 2:3-2:5 variant value must be exactly one grapheme cluster
// Error: 3:3-3:16 invalid variant value: ""
// Hint: 3:3-3:16 variant value must be exactly one grapheme cluster
#symbol(
"",
("empty", "")
)
--- symbol-constructor-multi-cluster-variant-value ---
// Error: 2:3-2:7 invalid variant value: "aa"
// Hint: 2:3-2:7 variant value must be exactly one grapheme cluster
// Error: 3:3-3:14 invalid variant value: "bb"
// Hint: 3:3-3:14 variant value must be exactly one grapheme cluster
#symbol(
"aa",
("b", "bb")
)
--- symbol-unknown-modifier ---
// Error: 13-20 unknown symbol modifier
#emoji.face.garbage