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Upgrade to thiserror 2.0 #126

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4 changes: 2 additions & 2 deletions Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@ publish = true
default = ["ics23", "std", "sha2"]
mocks = ["dep:parking_lot"]
blake3_tests = ["dep:blake3"]
std = ["dep:thiserror"]
std = ["thiserror/std"]
migration = []

[dependencies]
Expand All @@ -33,7 +33,7 @@ num-derive = "0.3.3"
num-traits = "0.2.14"
parking_lot = { version = "0.12.1", optional = true }
serde = { version = "1.0.124", features = ["derive"] }
thiserror = { version = "1.0.24", optional = true }
thiserror = { version = "2.0", default-features = false }
sha2 = { version = "0.10", optional = true }
blake3 = { version = "1.4.0", optional = true, features = ["traits-preview"] }
hex = "0.4"
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19 changes: 2 additions & 17 deletions src/lib.rs
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Expand Up @@ -123,27 +123,12 @@ pub mod storage {
mod tests;

/// An error that occurs when the state root for a requested version is missing (e.g., because it was pruned).
#[derive(Debug)]
#[cfg_attr(feature = "std", derive(Error))]
#[cfg_attr(
feature = "std",
error("Missing state root node at version {version}, probably pruned.")
)]
#[derive(Debug, Error)]
#[error("Missing state root node at version {version}, probably pruned.")]
pub struct MissingRootError {
pub version: Version,
}

#[cfg(not(feature = "std"))]
impl core::fmt::Display for MissingRootError {
fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
write!(
f,
"Missing state root node at version {}, probably pruned.",
self.version
)
}
}

// TODO: reorg

const SPARSE_MERKLE_PLACEHOLDER_HASH: [u8; 32] = *b"SPARSE_MERKLE_PLACEHOLDER_HASH__";
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