Enum oaidl::IntoVariantError

pub enum IntoVariantError {
    AllocBStrFailed(Box<BStringError>),
    SafeArrConvFailed(Box<SafeArrayError>),
}

Encapsulates errors that can occur during conversion into VARIANT

Variants

AllocBStrFailed(Box<BStringError>)

Encapsulates a BStringError

SafeArrConvFailed(Box<SafeArrayError>)

Encapsulates a SafeArrayError

Trait Implementations

impl Debug for IntoVariantError

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

Formats the value using the given formatter.

impl Display for IntoVariantError

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

Formats the value using the given formatter.

impl Fail for IntoVariantError

fn name(&self) -> Option<&str>

Returns the “name” of the error.

fn cause(&self) -> Option<&dyn Fail>

Returns a reference to the underlying cause of this failure, if it is an error that wraps other errors.

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

Returns a reference to the Backtrace carried by this failure, if it carries one.

fn context<D>(self, context: D) -> Context<D>where
    D: 'static + Display + Send + Sync,
    Self: Sized,

Provides context for this failure.

fn compat(self) -> Compat<Self>where
    Self: Sized,

Wraps this failure in a compatibility wrapper that implements std::error::Error.

impl From<BStringError> for IntoVariantError

fn from(bse: BStringError) -> IntoVariantError

Boxes a BStringError into a FromSafeArrElemError. This means the conversion is free.

impl From<IntoVariantError> for ElementError

fn from(ive: IntoVariantError) -> Self

Uses From impls on IntoSafeArrElemError] and [ElementError` to convert the error.

impl From<IntoVariantError> for IntoSafeArrElemError

fn from(ive: IntoVariantError) -> IntoSafeArrElemError

Boxes an IntoVariantError into an IntoSafeArrElemError

impl From<IntoVariantError> for IntoSafeArrayError

fn from(ive: IntoVariantError) -> Self

Boxes a FromVariantError into a FromSafeArrElemError which means the conversion is free.

impl<'c> TryConvert<&'c Currency, IntoVariantError> for CY

fn try_convert(val: &'c Currency) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c Date, IntoVariantError> for f64

fn try_convert(val: &'c Date) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c DecWrapper, IntoVariantError> for DECIMAL

fn try_convert(val: &'c DecWrapper) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c Int, IntoVariantError> for i32

fn try_convert(val: &'c Int) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c SCode, IntoVariantError> for i32

fn try_convert(val: &'c SCode) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c UInt, IntoVariantError> for u32

fn try_convert(val: &'c UInt) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c VariantBool, IntoVariantError> for VARIANT_BOOL

fn try_convert(val: &'c VariantBool) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c VariantBool, IntoVariantError> for bool

fn try_convert(val: &'c VariantBool) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut Currency, IntoVariantError> for CY

fn try_convert(val: &'c mut Currency) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut Date, IntoVariantError> for f64

fn try_convert(val: &'c mut Date) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut DecWrapper, IntoVariantError> for DECIMAL

fn try_convert(val: &'c mut DecWrapper) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut Int, IntoVariantError> for i32

fn try_convert(val: &'c mut Int) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut SCode, IntoVariantError> for i32

fn try_convert(val: &'c mut SCode) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut UInt, IntoVariantError> for u32

fn try_convert(val: &'c mut UInt) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut VariantBool, IntoVariantError> for VARIANT_BOOL

fn try_convert(val: &'c mut VariantBool) -> Result<Self, IntoVariantError>

Does not return any errors.

impl<'c> TryConvert<&'c mut VariantBool, IntoVariantError> for bool

fn try_convert(val: &'c mut VariantBool) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<Box<Currency, Global>, IntoVariantError> for *mut CY

fn try_convert(b: Box<Currency>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<Date, Global>, IntoVariantError> for *mut f64

fn try_convert(b: Box<Date>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<Int, Global>, IntoVariantError> for *mut i32

fn try_convert(b: Box<Int>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<SCode, Global>, IntoVariantError> for *mut i32

fn try_convert(b: Box<SCode>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<UInt, Global>, IntoVariantError> for *mut u32

fn try_convert(b: Box<UInt>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<VariantBool, Global>, IntoVariantError> for *mut VARIANT_BOOL

fn try_convert(b: Box<VariantBool>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<f32, Global>, IntoVariantError> for *mut f32

fn try_convert(b: Box<f32>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<f64, Global>, IntoVariantError> for *mut f64

fn try_convert(b: Box<f64>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<i16, Global>, IntoVariantError> for *mut i16

fn try_convert(b: Box<i16>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<i32, Global>, IntoVariantError> for *mut i32

fn try_convert(b: Box<i32>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<i64, Global>, IntoVariantError> for *mut i64

fn try_convert(b: Box<i64>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<i8, Global>, IntoVariantError> for *mut i8

fn try_convert(b: Box<i8>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<u16, Global>, IntoVariantError> for *mut u16

fn try_convert(b: Box<u16>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<u32, Global>, IntoVariantError> for *mut u32

fn try_convert(b: Box<u32>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<u64, Global>, IntoVariantError> for *mut u64

fn try_convert(b: Box<u64>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Box<u8, Global>, IntoVariantError> for *mut u8

fn try_convert(b: Box<u8>) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<Currency, IntoVariantError> for CY

fn try_convert(val: Currency) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<Date, IntoVariantError> for f64

fn try_convert(val: Date) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<DecWrapper, IntoVariantError> for DECIMAL

fn try_convert(val: DecWrapper) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<Int, IntoVariantError> for i32

fn try_convert(val: Int) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<SCode, IntoVariantError> for i32

fn try_convert(val: SCode) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<UInt, IntoVariantError> for u32

fn try_convert(val: UInt) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<UString<u16>, IntoVariantError> for BSTR

fn try_convert(u: U16String) -> Result<Self, IntoVariantError>

Clones input, then allocates a new BSTR.

Errors

Allocation can throw BStringError.

impl<D, T> TryConvert<Variant<D, T>, IntoVariantError> for Ptr<VARIANT>where
    D: VariantExt<T>,

fn try_convert(v: Variant<D, T>) -> Result<Self, IntoVariantError>

Converts a Variant<D, T> to a Ptr<VARIANT> where D: VariantExt<T> This converts the value inside Variant into a Ptr which is then stuffed inside a containing variant by the caller of the method.

impl TryConvert<VariantBool, IntoVariantError> for VARIANT_BOOL

fn try_convert(val: VariantBool) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<VariantBool, IntoVariantError> for bool

fn try_convert(val: VariantBool) -> Result<Self, IntoVariantError>

Does not return any errors.

impl TryConvert<VtEmpty, IntoVariantError> for ()

fn try_convert(_e: VtEmpty) -> Result<Self, IntoVariantError>

Utility method which can fail.

impl TryConvert<VtNull, IntoVariantError> for ()

fn try_convert(_e: VtNull) -> Result<Self, IntoVariantError>

Utility method which can fail.