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internal: Render root syntax contexts more clearly

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This commit is contained in:
Lukas Wirth 2025-03-14 13:54:17 +01:00
parent c28b80c321
commit a06aadb9f0
8 changed files with 177 additions and 164 deletions
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8
crates/span/src/hygiene.rs
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@ -353,14 +353,18 @@ impl Transparency {
impl fmt::Display for SyntaxContext {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", self.0.as_u32())
if self.is_root() {
write!(f, "ROOT{}", Edition::from_u32(SyntaxContext::MAX_ID - self.0.as_u32()).number())
} else {
write!(f, "{}", self.0.as_u32())
}
}
}
impl std::fmt::Debug for SyntaxContext {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
if f.alternate() {
write!(f, "{}", self.0.as_u32())
fmt::Display::fmt(self, f)
} else {
f.debug_tuple("SyntaxContext").field(&self.0).finish()
}