#[non_exhaustive]
pub enum UpdaterError {
Show 20 variants FailedHashVerification(Version), FailedSignatureVerification(Url), HttpError(Url, StatusCode), HttpRequestFailed(Url, String), InvalidBody(Url), InvalidPayload(Url), InvalidSignature(Url, String), InvalidUrl(Url, String), MissingData(Url, usize, usize), MissingSignature(Url), TooMuchData(Url, usize, usize), UnableToCreateDownload(PathBuf, String), UnableToCreateTempDir(String), UnableToGetFileMetadata(PathBuf, String), UnableToMoveNewExe(PathBuf, String), UnableToObtainCurrentExePath(String), UnableToRenameCurrentExe(PathBuf, String), UnableToSetFilePermissions(PathBuf, String), UnableToWriteToDownload(PathBuf, String), UnexpectedContentType(Url, String, String),
}
Expand description

Errors that can occur when trying to update.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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FailedHashVerification(Version)

Verification of the SHA256 hash of the downloaded file against the server’s hash data failed.

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FailedSignatureVerification(Url)

Verification of the HTTP response body against the signature header using the configured public key failed.

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HttpError(Url, StatusCode)

An HTTP error occurred, i.e. the status code returned is not 200. No other codes are expected, as this library only performs GET requests.

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HttpRequestFailed(Url, String)

The HTTP request to the API server failed.

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InvalidBody(Url)

The response from the API server could not be decoded. This could be due to malformed text that is not valid UTF-8 for endpoints that return text or JSON, or a truncated response.

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InvalidPayload(Url)

The response from the API server could not be parsed. This could be due to invalid JSON, or the JSON not matching the expected structure.

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InvalidSignature(Url, String)

The signature header from the API server could not be decoded.

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InvalidUrl(Url, String)

The URL specified to use to make an HTTP request is invalid. The API URL should be okay due to type validation, so something must have happened when adding a particular endpoint to it, as the outcome is invalid.

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MissingData(Url, usize, usize)

The HTTP response body from the API server is shorter than expected.

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MissingSignature(Url)

The HTTP response from the API server does not contain a signature header.

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TooMuchData(Url, usize, usize)

The HTTP response body from the API server is longer than expected.

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UnableToCreateDownload(PathBuf, String)

A problem was encountered when trying to create a file for the download.

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UnableToCreateTempDir(String)

A problem was encountered when trying to create a temporary directory.

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UnableToGetFileMetadata(PathBuf, String)

A problem was encountered when trying to get the metadata for the new executable.

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UnableToMoveNewExe(PathBuf, String)

A problem was encountered when trying to move the new executable into the place of the current running application.

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UnableToObtainCurrentExePath(String)

A problem was encountered when trying to obtain the path of the current running application.

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UnableToRenameCurrentExe(PathBuf, String)

A problem was encountered when trying to rename the current running application.

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UnableToSetFilePermissions(PathBuf, String)

A problem was encountered when trying to set the new executable’s file permissions.

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UnableToWriteToDownload(PathBuf, String)

A problem was encountered when trying to write to the download file.

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UnexpectedContentType(Url, String, String)

The content type of the response is not as expected.

Trait Implementations§

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impl Clone for UpdaterError

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fn clone(&self) -> UpdaterError

Returns a copy of the value. Read more
1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for UpdaterError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Display for UpdaterError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Error for UpdaterError

1.30.0 · source§

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type based access to context intended for error reports. Read more
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impl PartialEq for UpdaterError

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fn eq(&self, other: &UpdaterError) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for UpdaterError

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impl StructuralPartialEq for UpdaterError

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromRef<T> for T
where T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more