WasmSparseMerkleTree

prover::sparse_merkle

Struct WasmSparseMerkleTree 

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pub struct WasmSparseMerkleTree { /* private fields */ }
Expand description

WASM-friendly Sparse Merkle Tree wrapper

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impl WasmSparseMerkleTree

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pub fn new() -> WasmSparseMerkleTree

Create a new empty sparse merkle tree

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pub fn root(&self) -> Vec<u8> ⓘ

Get the current root as bytes (32 bytes, Little-Endian)

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pub fn insert( &mut self, key_bytes: &[u8], value_bytes: &[u8], ) -> Result<WasmSMTResult, JsValue>

Insert a key-value pair into the tree

§Arguments
  • key_bytes - Key as 32 bytes (Little-Endian)
  • value_bytes - Value as 32 bytes (Little-Endian)
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pub fn update( &mut self, key_bytes: &[u8], new_value_bytes: &[u8], ) -> Result<WasmSMTResult, JsValue>

Update a key’s value in the tree

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pub fn find(&self, key_bytes: &[u8]) -> Result<WasmFindResult, JsValue>

Find a key in the tree and get a membership/non-membership proof

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pub fn get_proof( &self, key_bytes: &[u8], max_levels: usize, ) -> Result<WasmSMTProof, JsValue>

Get a proof for a key, padded to max_levels

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impl Default for WasmSparseMerkleTree

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl From<WasmSparseMerkleTree> for JsValue

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fn from(value: WasmSparseMerkleTree) -> Self

Converts to this type from the input type.
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impl FromWasmAbi for WasmSparseMerkleTree

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type Abi = u32

The Wasm ABI type that this converts from when coming back out from the ABI boundary.
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unsafe fn from_abi(js: u32) -> Self

Recover a Self from Self::Abi. Read more
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impl IntoWasmAbi for WasmSparseMerkleTree

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type Abi = u32

The Wasm ABI type that this converts into when crossing the ABI boundary.
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fn into_abi(self) -> u32

Convert self into Self::Abi so that it can be sent across the wasm ABI boundary.
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impl LongRefFromWasmAbi for WasmSparseMerkleTree

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type Abi = u32

Same as RefFromWasmAbi::Abi
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type Anchor = RcRef<WasmSparseMerkleTree>

Same as RefFromWasmAbi::Anchor
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unsafe fn long_ref_from_abi(js: Self::Abi) -> Self::Anchor

Same as RefFromWasmAbi::ref_from_abi
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impl OptionFromWasmAbi for WasmSparseMerkleTree

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fn is_none(abi: &Self::Abi) -> bool

Tests whether the argument is a “none” instance. If so it will be deserialized as None, and otherwise it will be passed to FromWasmAbi.
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impl OptionIntoWasmAbi for WasmSparseMerkleTree

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fn none() -> Self::Abi

Returns an ABI instance indicating “none”, which JS will interpret as the None branch of this option. Read more
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impl RefFromWasmAbi for WasmSparseMerkleTree

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type Abi = u32

The Wasm ABI type references to Self are recovered from.
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type Anchor = RcRef<WasmSparseMerkleTree>

The type that holds the reference to Self for the duration of the invocation of the function that has an &Self parameter. This is required to ensure that the lifetimes don’t persist beyond one function call, and so that they remain anonymous.
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unsafe fn ref_from_abi(js: Self::Abi) -> Self::Anchor

Recover a Self::Anchor from Self::Abi. Read more
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impl RefMutFromWasmAbi for WasmSparseMerkleTree

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type Abi = u32

Same as RefFromWasmAbi::Abi
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type Anchor = RcRefMut<WasmSparseMerkleTree>

Same as RefFromWasmAbi::Anchor
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unsafe fn ref_mut_from_abi(js: Self::Abi) -> Self::Anchor

Same as RefFromWasmAbi::ref_from_abi
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impl TryFromJsValue for WasmSparseMerkleTree

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fn try_from_js_value(value: JsValue) -> Result<Self, JsValue>

Performs the conversion.
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fn try_from_js_value_ref(value: &JsValue) -> Option<Self>

Performs the conversion.
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impl VectorFromWasmAbi for WasmSparseMerkleTree

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type Abi = <Box<[JsValue]> as FromWasmAbi>::Abi

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unsafe fn vector_from_abi(js: Self::Abi) -> Box<[WasmSparseMerkleTree]>

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impl VectorIntoWasmAbi for WasmSparseMerkleTree

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type Abi = <Box<[JsValue]> as IntoWasmAbi>::Abi

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fn vector_into_abi(vector: Box<[WasmSparseMerkleTree]>) -> Self::Abi

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impl WasmDescribe for WasmSparseMerkleTree

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fn describe()

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impl WasmDescribeVector for WasmSparseMerkleTree

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fn describe_vector()

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impl SupportsConstructor for WasmSparseMerkleTree

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impl SupportsInstanceProperty for WasmSparseMerkleTree

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impl SupportsStaticProperty for WasmSparseMerkleTree

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impl<T> Any for T
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impl<T> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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impl<T> Borrow<T> for T
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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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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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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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Calls U::from(self).

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

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where T: SharedNiching<N1, N2>, N1: Niching<T>, N2: Niching<T>,

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unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool

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Writes data to out indicating that a T is niched.
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fn fg<C>(&self) -> FgColorDisplay<'_, C, Self>
where C: Color,

Set the foreground color generically Read more
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fn bg<C>(&self) -> BgColorDisplay<'_, C, Self>
where C: Color,

Set the background color generically. Read more
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fn black(&self) -> FgColorDisplay<'_, Black, Self>

Change the foreground color to black
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fn on_black(&self) -> BgColorDisplay<'_, Black, Self>

Change the background color to black
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fn red(&self) -> FgColorDisplay<'_, Red, Self>

Change the foreground color to red
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fn on_red(&self) -> BgColorDisplay<'_, Red, Self>

Change the background color to red
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fn green(&self) -> FgColorDisplay<'_, Green, Self>

Change the foreground color to green
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fn on_green(&self) -> BgColorDisplay<'_, Green, Self>

Change the background color to green
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fn yellow(&self) -> FgColorDisplay<'_, Yellow, Self>

Change the foreground color to yellow
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fn on_yellow(&self) -> BgColorDisplay<'_, Yellow, Self>

Change the background color to yellow
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fn blue(&self) -> FgColorDisplay<'_, Blue, Self>

Change the foreground color to blue
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fn on_blue(&self) -> BgColorDisplay<'_, Blue, Self>

Change the background color to blue
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fn magenta(&self) -> FgColorDisplay<'_, Magenta, Self>

Change the foreground color to magenta
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fn on_magenta(&self) -> BgColorDisplay<'_, Magenta, Self>

Change the background color to magenta
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fn purple(&self) -> FgColorDisplay<'_, Magenta, Self>

Change the foreground color to purple
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fn on_purple(&self) -> BgColorDisplay<'_, Magenta, Self>

Change the background color to purple
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fn cyan(&self) -> FgColorDisplay<'_, Cyan, Self>

Change the foreground color to cyan
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fn on_cyan(&self) -> BgColorDisplay<'_, Cyan, Self>

Change the background color to cyan
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fn white(&self) -> FgColorDisplay<'_, White, Self>

Change the foreground color to white
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fn on_white(&self) -> BgColorDisplay<'_, White, Self>

Change the background color to white
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fn default_color(&self) -> FgColorDisplay<'_, Default, Self>

Change the foreground color to the terminal default
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fn on_default_color(&self) -> BgColorDisplay<'_, Default, Self>

Change the background color to the terminal default
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fn bright_black(&self) -> FgColorDisplay<'_, BrightBlack, Self>

Change the foreground color to bright black
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fn on_bright_black(&self) -> BgColorDisplay<'_, BrightBlack, Self>

Change the background color to bright black
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fn bright_red(&self) -> FgColorDisplay<'_, BrightRed, Self>

Change the foreground color to bright red
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fn on_bright_red(&self) -> BgColorDisplay<'_, BrightRed, Self>

Change the background color to bright red
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fn bright_green(&self) -> FgColorDisplay<'_, BrightGreen, Self>

Change the foreground color to bright green
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fn on_bright_green(&self) -> BgColorDisplay<'_, BrightGreen, Self>

Change the background color to bright green
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fn bright_yellow(&self) -> FgColorDisplay<'_, BrightYellow, Self>

Change the foreground color to bright yellow
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fn on_bright_yellow(&self) -> BgColorDisplay<'_, BrightYellow, Self>

Change the background color to bright yellow
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fn bright_blue(&self) -> FgColorDisplay<'_, BrightBlue, Self>

Change the foreground color to bright blue
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fn on_bright_blue(&self) -> BgColorDisplay<'_, BrightBlue, Self>

Change the background color to bright blue
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fn bright_magenta(&self) -> FgColorDisplay<'_, BrightMagenta, Self>

Change the foreground color to bright magenta
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fn on_bright_magenta(&self) -> BgColorDisplay<'_, BrightMagenta, Self>

Change the background color to bright magenta
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fn bright_purple(&self) -> FgColorDisplay<'_, BrightMagenta, Self>

Change the foreground color to bright purple
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fn on_bright_purple(&self) -> BgColorDisplay<'_, BrightMagenta, Self>

Change the background color to bright purple
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fn bright_cyan(&self) -> FgColorDisplay<'_, BrightCyan, Self>

Change the foreground color to bright cyan
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fn on_bright_cyan(&self) -> BgColorDisplay<'_, BrightCyan, Self>

Change the background color to bright cyan
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fn bright_white(&self) -> FgColorDisplay<'_, BrightWhite, Self>

Change the foreground color to bright white
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fn on_bright_white(&self) -> BgColorDisplay<'_, BrightWhite, Self>

Change the background color to bright white
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fn bold(&self) -> BoldDisplay<'_, Self>

Make the text bold
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fn dimmed(&self) -> DimDisplay<'_, Self>

Make the text dim
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fn italic(&self) -> ItalicDisplay<'_, Self>

Make the text italicized
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fn underline(&self) -> UnderlineDisplay<'_, Self>

Make the text underlined
Make the text blink
Make the text blink (but fast!)
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fn reversed(&self) -> ReversedDisplay<'_, Self>

Swap the foreground and background colors
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fn hidden(&self) -> HiddenDisplay<'_, Self>

Hide the text
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fn strikethrough(&self) -> StrikeThroughDisplay<'_, Self>

Cross out the text
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fn color<Color>(&self, color: Color) -> FgDynColorDisplay<'_, Color, Self>
where Color: DynColor,

Set the foreground color at runtime. Only use if you do not know which color will be used at compile-time. If the color is constant, use either [OwoColorize::fg] or a color-specific method, such as [OwoColorize::green], Read more
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fn on_color<Color>(&self, color: Color) -> BgDynColorDisplay<'_, Color, Self>
where Color: DynColor,

Set the background color at runtime. Only use if you do not know what color to use at compile-time. If the color is constant, use either [OwoColorize::bg] or a color-specific method, such as [OwoColorize::on_yellow], Read more
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fn fg_rgb<const R: u8, const G: u8, const B: u8>( &self, ) -> FgColorDisplay<'_, CustomColor<R, G, B>, Self>

Set the foreground color to a specific RGB value.
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fn bg_rgb<const R: u8, const G: u8, const B: u8>( &self, ) -> BgColorDisplay<'_, CustomColor<R, G, B>, Self>

Set the background color to a specific RGB value.
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fn truecolor(&self, r: u8, g: u8, b: u8) -> FgDynColorDisplay<'_, Rgb, Self>

Sets the foreground color to an RGB value.
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fn on_truecolor(&self, r: u8, g: u8, b: u8) -> BgDynColorDisplay<'_, Rgb, Self>

Sets the background color to an RGB value.
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fn style(&self, style: Style) -> Styled<&Self>

Apply a runtime-determined style
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type Abi = <T as IntoWasmAbi>::Abi

Same as IntoWasmAbi::Abi
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Same as IntoWasmAbi::into_abi, except that it may throw and never return in the case of Err.
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type Output = T

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The type returned in the event of a conversion error.
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Performs the conversion.
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Performs the conversion.
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upcast ref
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upcast mut ref
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upcast boxed dyn
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