Trait async_graphql::ErrorExtensions

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pub trait ErrorExtensions: Sized {
    fn extend(&self) -> Error;

    fn extend_with<C>(self, cb: C) -> Error
    where
        C: FnOnce(&Self, &mut ErrorExtensionValues),
    { ... }
}

Expand description

An error which can be extended into a Error.

Required Methods§

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fn extend(&self) -> Error

Convert the error to a Error.

Provided Methods§

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fn extend_with<C>(self, cb: C) -> Errorwhere
C: FnOnce(&Self, &mut ErrorExtensionValues),

Add extensions to the error, using a callback to make the extensions.

Examples found in repository ?

src/error.rs (line 460)

    fn extend_err<C>(self, cb: C) -> Result<T>
    where
        C: FnOnce(&E, &mut ErrorExtensionValues),
    {
        match self {
            Err(err) => Err(err.extend_with(|e, ee| cb(e, ee))),
            Ok(value) => Ok(value),
        }
    }