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hygiene: Make sure transparency of Mark::root() is an implementation detail and cannot be inspected outside of hygiene.rs

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This commit is contained in:
Vadim Petrochenkov 2018-06-23 20:42:25 +03:00
parent c00f5af4d6
commit 117cb040f1
1 changed files with 2 additions and 0 deletions
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src/libsyntax_pos/hygiene.rs
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@ -126,11 +126,13 @@ impl Mark {
#[inline]
pub fn transparency(self) -> Transparency {
assert_ne!(self, Mark::root());
HygieneData::with(|data| data.marks[self.0 as usize].transparency)
}
#[inline]
pub fn set_transparency(self, transparency: Transparency) {
assert_ne!(self, Mark::root());
HygieneData::with(|data| data.marks[self.0 as usize].transparency = transparency)
}