Lawrence Bethlenfalvy
0bcf10659b
- InertAtomic replaced atomic_inert! for improved tooling support - atomic_defaults! is easier to type out than to explain in a docstring - Changed rustfmt config to better support tiny functions such as as_any
40 lines
1.1 KiB
Rust
40 lines
1.1 KiB
Rust
use std::fmt::Display;
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use std::rc::Rc;
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use crate::foreign::ExternError;
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use crate::representations::interpreted::ExprInst;
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use crate::{Location, Sym};
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/// Problems in the process of execution
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#[derive(Clone, Debug)]
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pub enum RuntimeError {
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/// A Rust function encountered an error
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Extern(Rc<dyn ExternError>),
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/// Primitive applied as function
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NonFunctionApplication(ExprInst),
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/// Symbol not in context
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MissingSymbol(Sym, Location),
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}
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impl From<Rc<dyn ExternError>> for RuntimeError {
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fn from(value: Rc<dyn ExternError>) -> Self { Self::Extern(value) }
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}
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impl Display for RuntimeError {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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match self {
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Self::Extern(e) => write!(f, "Error in external function: {e}"),
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Self::NonFunctionApplication(expr) => {
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write!(f, "Primitive applied as function at {}", expr.expr().location)
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},
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Self::MissingSymbol(sym, loc) => {
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write!(
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f,
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"{}, called at {loc} is not loaded",
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sym.extern_vec().join("::")
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)
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},
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}
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}
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}
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