Parameter

const_gen_proc_macro

Enum Parameter 

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pub enum Parameter {
    String(String),
    UInt(u128),
    Int(i128),
    Float(f64),
    Object(Object),
    Array(Box<[Parameter]>),
}
Expand description

The Parameter enum is used as input to function and method calls within the proc macro environment. It defines the type and provides the value.

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String(String)

The String type

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UInt(u128)

An unsigned integer

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Int(i128)

A signed integer

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Float(f64)

A floating point value

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Object(Object)

An object (created via the SealedObjectType::new_instance method)

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Array(Box<[Parameter]>)

An array of Parameter enums

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impl Clone for Parameter

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fn clone(&self) -> Parameter

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Display for Parameter

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

Formats the value using the given formatter. Read more
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impl From<Object> for Parameter

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fn from(value: Object) -> Self

Converts to this type from the input type.
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impl From<String> for Parameter

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fn from(value: String) -> Self

Converts to this type from the input type.
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impl From<f32> for Parameter

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fn from(value: f32) -> Self

Converts to this type from the input type.
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impl From<f64> for Parameter

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fn from(value: f64) -> Self

Converts to this type from the input type.
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impl From<i128> for Parameter

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fn from(value: i128) -> Self

Converts to this type from the input type.
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impl From<i16> for Parameter

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fn from(value: i16) -> Self

Converts to this type from the input type.
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impl From<i32> for Parameter

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fn from(value: i32) -> Self

Converts to this type from the input type.
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impl From<i64> for Parameter

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fn from(value: i64) -> Self

Converts to this type from the input type.
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impl From<i8> for Parameter

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fn from(value: i8) -> Self

Converts to this type from the input type.
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impl From<isize> for Parameter

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fn from(value: isize) -> Self

Converts to this type from the input type.
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impl From<u128> for Parameter

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fn from(value: u128) -> Self

Converts to this type from the input type.
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impl From<u16> for Parameter

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fn from(value: u16) -> Self

Converts to this type from the input type.
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impl From<u32> for Parameter

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fn from(value: u32) -> Self

Converts to this type from the input type.
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impl From<u64> for Parameter

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fn from(value: u64) -> Self

Converts to this type from the input type.
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impl From<u8> for Parameter

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fn from(value: u8) -> Self

Converts to this type from the input type.
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impl From<usize> for Parameter

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fn from(value: usize) -> Self

Converts to this type from the input type.
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impl TryFrom<&Parameter> for Object

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for String

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for f32

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for f64

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for i128

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for i16

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for i32

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for i64

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for i8

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for isize

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for u128

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for u16

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for u32

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for u64

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for u8

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Parameter> for usize

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: &Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for Object

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for String

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for f32

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for f64

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for i128

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for i16

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for i32

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for i64

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for i8

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for isize

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for u128

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for u16

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for u32

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for u64

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for u8

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Parameter> for usize

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type Error = String

The type returned in the event of a conversion error.
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fn try_from(value: Parameter) -> Result<Self, Self::Error>

Performs the conversion.

Auto Trait Implementations§

Blanket Implementations§

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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<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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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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> 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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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.