flow::expr::error

Enum EvalError

Source 
pub enum EvalError {

Show 13 variants    DivisionByZero {
        location: Location,
    },
    TypeMismatch {
        expected: ConcreteDataType,
        actual: ConcreteDataType,
        location: Location,
    },
    TryFromValue {
        msg: String,
        location: Location,
    },
    CastValue {
        from: ConcreteDataType,
        to: ConcreteDataType,
        source: Error,
        location: Location,
    },
    DataType {
        msg: String,
        source: Error,
        location: Location,
    },
    InvalidArgument {
        reason: String,
        location: Location,
    },
    Internal {
        reason: String,
        location: Location,
    },
    Optimize {
        reason: String,
        location: Location,
    },
    Overflow {
        location: Location,
    },
    DataAlreadyExpired {
        expired_by: i64,
        location: Location,
    },
    Arrow {
        error: ArrowError,
        context: String,
        location: Location,
    },
    Datafusion {
        error: DataFusionError,
        context: String,
        location: Location,
    },
    External {
        location: Location,
        source: BoxedError,
    },

}
Expand description

EvalError is about errors happen on columnar evaluation

TODO(discord9): add detailed location of column/operator(instead of code) to errors tp help identify related column

Variants§

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DivisionByZero

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§location: Location
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TypeMismatch

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§expected: ConcreteDataType
§actual: ConcreteDataType
§location: Location
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TryFromValue

can’t nest datatypes error because EvalError need to be store in map and serialization

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§msg: String
§location: Location
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CastValue

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§from: ConcreteDataType
§to: ConcreteDataType
§source: Error
§location: Location
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DataType

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§msg: String
§source: Error
§location: Location
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InvalidArgument

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§reason: String
§location: Location
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Internal

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§reason: String
§location: Location
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Optimize

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§reason: String
§location: Location
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Overflow

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§location: Location
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DataAlreadyExpired

Fields

§expired_by: i64
§location: Location
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Arrow

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§error: ArrowError
§context: String
§location: Location
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Datafusion

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§error: DataFusionError
§context: String
§location: Location
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External

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§location: Location
§source: BoxedError

Trait Implementations§

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impl Debug for EvalError

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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 EvalError

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

Formats the value using the given formatter. Read more
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impl Error for EvalError
where Self: Debug + Display,

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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
Read more
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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 source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more
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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 ErrorCompat for EvalError

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fn backtrace(&self) -> Option<&Backtrace>

Returns a Backtrace that may be printed.
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fn iter_chain(&self) -> ChainCompat<'_, '_>
where Self: AsErrorSource,

Returns an iterator for traversing the chain of errors, starting with the current error and continuing with recursive calls to Error::source. Read more
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impl ErrorExt for EvalError

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fn status_code(&self) -> StatusCode

Map this error to StatusCode.
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fn as_any(&self) -> &dyn Any

Returns the error as Any so that it can be downcast to a specific implementation.
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fn output_msg(&self) -> String
where Self: Sized,

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fn root_cause(&self) -> Option<&dyn Error>
where Self: Sized,

Find out root level error for nested error
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impl From<EvalError> for Error

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fn from(e: EvalError) -> Self

Converts to this type from the input type.
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impl<__T0> IntoError<EvalError> for ArrowSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = ArrowError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0, __T1> IntoError<EvalError> for CastValueSnafu<__T0, __T1>
where EvalError: Error + ErrorCompat, __T0: Into<ConcreteDataType>, __T1: Into<ConcreteDataType>,

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type Source = Error

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for DataAlreadyExpiredSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<i64>,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for DataTypeSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = Error

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for DatafusionSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = DataFusionError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl IntoError<EvalError> for DivisionByZeroSnafu
where EvalError: Error + ErrorCompat,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl IntoError<EvalError> for ExternalSnafu
where EvalError: Error + ErrorCompat,

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type Source = BoxedError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for InternalSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for InvalidArgumentSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for OptimizeSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl IntoError<EvalError> for OverflowSnafu
where EvalError: Error + ErrorCompat,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0> IntoError<EvalError> for TryFromValueSnafu<__T0>
where EvalError: Error + ErrorCompat, __T0: Into<String>,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl<__T0, __T1> IntoError<EvalError> for TypeMismatchSnafu<__T0, __T1>
where EvalError: Error + ErrorCompat, __T0: Into<ConcreteDataType>, __T1: Into<ConcreteDataType>,

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type Source = NoneError

The underlying error
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fn into_error(self, error: Self::Source) -> EvalError

Combine the information to produce the error
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impl StackError for EvalError

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fn debug_fmt(&self, layer: usize, buf: &mut Vec<String>)

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fn next(&self) -> Option<&dyn StackError>

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fn transparent(&self) -> bool

Indicates whether this error is “transparent”, that it delegates its “display” and “source” to the underlying error. Could be useful when you are just wrapping some external error, AND can not or would not provide meaningful contextual info. For example, the DataFusionError.
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fn last(&self) -> &dyn StackError
where Self: Sized,

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