Trait mule::Typer [−][src]
Infers the type of a raw value
Associated Types
type TypeTag: Display + Hash + Eq + Copy
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Uniquely-identifying tag type for typed values
type TypedValue: Debug + Clone
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The type of a fully-typed single value
Associated Constants
const TYPES: &'static [Self::TypeTag]
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The tags of supported types ordered by parsing priority. The earlier type tags will be attempted first.
Required methods
fn type_value_as(
&self,
value: &RawValue,
tag: Self::TypeTag
) -> ColumnValue<Self::TypedValue>
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&self,
value: &RawValue,
tag: Self::TypeTag
) -> ColumnValue<Self::TypedValue>
Parse a raw value into a specific type.
fn tag_type(&self, value: &Self::TypedValue) -> Self::TypeTag
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Determine a tag value that identifies the type of the value
Provided methods
fn type_value(&self, value: &RawValue) -> ColumnValue<Self::TypedValue>
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Implementors
impl Typer for DefaultTyper
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type TypeTag = ValueType
type TypedValue = Value
const TYPES: &'static [Self::TypeTag]
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fn type_value_as(
&self,
value: &RawValue,
tag: Self::TypeTag
) -> ColumnValue<Self::TypedValue>
[src]
&self,
value: &RawValue,
tag: Self::TypeTag
) -> ColumnValue<Self::TypedValue>