blob: d157c320f388a0be9e87125754673e577b445b05 [file] [log] [blame]
use pest;
use serde::{de, ser};
use std;
use std::fmt::{self, Display};
use de::Rule;
/// Alias for a `Result` with error type `json5::Error`
pub type Result<T> = std::result::Result<T, Error>;
/// A bare bones error type which currently just collapses all the underlying errors in to a single
/// string... This is fine for displaying to the user, but not very useful otherwise. Work to be
/// done here.
#[derive(Clone, Debug, PartialEq)]
pub enum Error {
/// Just shove everything in a single variant for now.
Message(String),
}
impl From<pest::error::Error<Rule>> for Error {
fn from(err: pest::error::Error<Rule>) -> Self {
Error::Message(err.to_string())
}
}
impl ser::Error for Error {
fn custom<T: Display>(msg: T) -> Self {
Error::Message(msg.to_string())
}
}
impl de::Error for Error {
fn custom<T: Display>(msg: T) -> Self {
Error::Message(msg.to_string())
}
}
impl Display for Error {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str(std::error::Error::description(self))
}
}
impl std::error::Error for Error {
fn description(&self) -> &str {
match *self {
Error::Message(ref msg) => msg,
}
}
}