58 lines
1.6 KiB
Rust
58 lines
1.6 KiB
Rust
use std::fmt::Display;
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use serde::{Deserialize, Serialize};
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use crate::CodeLocation;
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/// An error produced when interperting the rsx
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#[derive(Debug, Serialize, Deserialize)]
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pub enum Error {
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ParseError(ParseError),
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RecompileRequiredError(RecompileReason),
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}
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#[derive(Debug, Serialize, Deserialize)]
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pub enum RecompileReason {
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CapturedVariable(String),
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CapturedExpression(String),
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CapturedComponent(String),
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CapturedListener(String),
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CapturedAttribute(String),
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}
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#[derive(Debug, Serialize, Deserialize)]
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pub struct ParseError {
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pub message: String,
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pub location: CodeLocation,
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}
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impl ParseError {
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pub fn new(error: syn::Error, mut location: CodeLocation) -> Self {
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let message = error.to_string();
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let syn_call_site = error.span().start();
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location.line += syn_call_site.line as u32;
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if syn_call_site.line == 0 {
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location.column += syn_call_site.column as u32;
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} else {
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location.column = syn_call_site.column as u32;
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}
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location.column += 1;
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ParseError { message, location }
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}
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}
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impl Display for Error {
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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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Error::ParseError(error) => write!(
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f,
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"parse error:\n--> at {}:{}:{}\n\t{:?}\n",
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error.location.file_path, error.location.line, error.location.column, error.message
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),
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Error::RecompileRequiredError(reason) => {
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write!(f, "recompile required: {:?}\n", reason)
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}
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}
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}
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}
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