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use Arc to avoid ever needing to actually copy the underlying bytes

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Brendan Hansknecht 2023-04-07 16:55:41 -07:00
parent a354860d07
commit 90f4885f4b
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3 changed files with 14 additions and 12 deletions
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11
crates/compiler/can/src/constraint.rs
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@ -1,5 +1,6 @@
use std::cell::Cell;
use std::path::Path;
use std::sync::Arc;
use crate::abilities::SpecializationId;
use crate::exhaustive::{ExhaustiveContext, SketchedRows};
@ -680,14 +681,14 @@ impl Constraints {
&mut self,
type_index: TypeOrVar,
file_path: Box<Path>,
bytes: Vec<u8>,
bytes: Arc<Vec<u8>>,
) -> Constraint {
Constraint::IngestedFile(type_index, file_path, bytes)
}
}
roc_error_macros::assert_sizeof_default!(Constraint, 6 * 8);
roc_error_macros::assert_sizeof_aarch64!(Constraint, 6 * 8);
roc_error_macros::assert_sizeof_default!(Constraint, 4 * 8);
roc_error_macros::assert_sizeof_aarch64!(Constraint, 4 * 8);
impl std::ops::Index<ExpectedTypeIndex> for Constraints {
type Output = Expected<TypeOrVar>;
@ -785,9 +786,7 @@ pub enum Constraint {
Resolve(OpportunisticResolve),
CheckCycle(Index<Cycle>, IllegalCycleMark),
// This is terrible and could be a huge cost to copy.
// Not sure a better way to get the bytes here so we can check if they are valid utf8 or decode properly.
IngestedFile(TypeOrVar, Box<Path>, Vec<u8>),
IngestedFile(TypeOrVar, Box<Path>, Arc<Vec<u8>>),
}
#[derive(Debug, Clone, Copy, Default)]