48 lines
1.7 KiB
Rust
48 lines
1.7 KiB
Rust
use codespan_reporting::diagnostic::Diagnostic;
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use cranelift_codegen::{CodegenError, settings::SetError, isa::LookupError};
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use cranelift_module::ModuleError;
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use crate::backend::runtime::RuntimeFunctionError;
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use thiserror::Error;
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#[derive(Debug, Error)]
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pub enum BackendError {
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#[error("Cranelift module error: {0}")]
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Cranelift(#[from] ModuleError),
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#[error("Builtin function error: {0}")]
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BuiltinError(#[from] RuntimeFunctionError),
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#[error("Internal variable lookup error")]
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VariableLookupFailure,
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#[error(transparent)]
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CodegenError(#[from] CodegenError),
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#[error(transparent)]
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SetError(#[from] SetError),
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#[error(transparent)]
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LookupError(#[from] LookupError),
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}
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impl From<BackendError> for Diagnostic<usize> {
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fn from(value: BackendError) -> Self {
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match value {
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BackendError::Cranelift(me) => {
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Diagnostic::error().with_message(format!("Internal cranelift error: {}", me))
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}
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BackendError::BuiltinError(me) => {
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Diagnostic::error().with_message(format!("Internal runtime function error: {}", me))
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}
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BackendError::VariableLookupFailure => {
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Diagnostic::error().with_message("Internal variable lookup error!")
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}
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BackendError::CodegenError(me) => {
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Diagnostic::error().with_message(format!("Internal codegen error: {}", me))
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}
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BackendError::SetError(me) => {
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Diagnostic::error().with_message(format!("Internal backend setup error: {}", me))
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}
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BackendError::LookupError(me) => {
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Diagnostic::error().with_message(format!("Internal error: {}", me))
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}
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}
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}
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}
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