52 lines
2.3 KiB
Rust
52 lines
2.3 KiB
Rust
use std::string::FromUtf8Error;
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use crate::ast::{NamedDeBruijn, Term, Type};
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use super::{ExBudget, Value};
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#[derive(thiserror::Error, Debug)]
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pub enum Error {
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#[error("Over budget mem: {} & cpu: {}", .0.mem, .0.cpu)]
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OutOfExError(ExBudget),
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#[error("Invalid Stepkind: {0}")]
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InvalidStepKind(u8),
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#[error("Cannot evaluate an open term:\n\n{0}")]
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OpenTermEvaluated(Term<NamedDeBruijn>),
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#[error("The provided Plutus code called 'error'.")]
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EvaluationFailure,
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#[error("Attempted to instantiate a non-polymorphic term:\n\n{0:#?}")]
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NonPolymorphicInstantiation(Value),
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#[error("Attempted to apply a non-function:\n\n{0:#?} to argument:\n\n{1:#?}")]
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NonFunctionalApplication(Value, Value),
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#[error("Type mismatch expected '{0}' got '{1}'")]
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TypeMismatch(Type, Type),
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#[error("Type mismatch expected '(list a)' got '{0}'")]
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ListTypeMismatch(Type),
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#[error("Type mismatch expected '(pair a b)' got '{0}'")]
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PairTypeMismatch(Type),
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#[error("Empty List:\n\n{0:#?}")]
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EmptyList(Value),
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#[error("A builtin received a term argument when something else was expected:\n\n{0}\n\nYou probably forgot to wrap the builtin with a force.")]
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UnexpectedBuiltinTermArgument(Term<NamedDeBruijn>),
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#[error("A builtin expected a term argument, but something else was received:\n\n{0}\n\nYou probably have an extra force wrapped around a builtin")]
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BuiltinTermArgumentExpected(Term<NamedDeBruijn>),
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#[error("Unable to unlift value because it is not a constant:\n\n{0:#?}")]
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NotAConstant(Value),
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#[error("The evaluation never reached a final state")]
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MachineNeverReachedDone,
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#[error("Decoding utf8")]
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Utf8(#[from] FromUtf8Error),
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#[error("Out of Bounds\n\nindex: {}\nbytestring: {}\npossible: 0 - {}", .0, hex::encode(.1), .1.len() - 1)]
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ByteStringOutOfBounds(i128, Vec<u8>),
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#[error("Divide By Zero\n\n{0} / {1}")]
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DivideByZero(i128, i128),
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#[error("Ed25519S PublicKey should be 32 bytes but it was {0}")]
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UnexpectedEd25519PublicKeyLength(usize),
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#[error("Ed25519S Signature should be 64 bytes but it was {0}")]
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UnexpectedEd25519SignatureLength(usize),
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#[error("Failed to deserialise PlutusData using {0}:\n\n{1:#?}")]
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DeserialisationError(String, Value),
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#[error("Integer overflow")]
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OverflowError,
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}
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