Evan AlmloffandJonathan Kelley
519ec9d294
* add a default head method through eval * remove the old document trait * implement document for each platform * pull out document into a dedicated crate to cut down on shared dependencies --------- Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>
37 lines
1.4 KiB
Rust
37 lines
1.4 KiB
Rust
use std::error::Error;
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use std::fmt::Display;
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/// Represents an error when evaluating JavaScript
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#[derive(Debug)]
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#[non_exhaustive]
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pub enum EvalError {
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/// The platform does not support evaluating JavaScript.
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Unsupported,
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/// The provided JavaScript has already been ran.
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Finished,
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/// The provided JavaScript is not valid and can't be ran.
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InvalidJs(String),
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/// Represents an error communicating between JavaScript and Rust.
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Communication(String),
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/// Represents an error serializing or deserializing the result of an eval
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Serialization(serde_json::Error),
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}
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impl Display for EvalError {
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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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EvalError::Unsupported => write!(f, "EvalError::Unsupported - eval is not supported on the current platform"),
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EvalError::Finished => write!(f, "EvalError::Finished - eval has already ran"),
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EvalError::InvalidJs(_) => write!(f, "EvalError::InvalidJs - the provided javascript is invalid"),
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EvalError::Communication(_) => write!(f, "EvalError::Communication - there was an error trying to communicate with between javascript and rust"),
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EvalError::Serialization(_) => write!(f, "EvalError::Serialization - there was an error trying to serialize or deserialize the result of an eval"),
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}
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}
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}
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impl Error for EvalError {}
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