pub trait FromValue: Sized {
// Required method
fn from_value(value: Value) -> Result<Self, ValueConversionError>;
// Provided method
fn from_value_ref(value: &Value) -> Result<Self, ValueConversionError> { ... }
}Expand description
Trait for types that can be created from a Value.
Required Methods§
Sourcefn from_value(value: Value) -> Result<Self, ValueConversionError>
fn from_value(value: Value) -> Result<Self, ValueConversionError>
Convert from a Value, returning an error if conversion fails.
Provided Methods§
Sourcefn from_value_ref(value: &Value) -> Result<Self, ValueConversionError>
fn from_value_ref(value: &Value) -> Result<Self, ValueConversionError>
Convert from a Value reference, cloning as needed.
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.