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ValueType

Enum ValueType 

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pub enum ValueType {
    String,
    Int,
    Bool,
    Float,
    Json,
    Blob,
    Time,
}
Expand description

Typed representation of a condition value column.

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String

Human readable UTF-8 string payload.

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Int

Signed integer payload stored in int_value (i32).

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Bool

Boolean payload stored in bool_value.

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Float

Floating point payload stored in float_value.

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Json

JSON encoded blob stored in text_value (f64).

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Blob

Arbitrary blob (stored as text) stored in text_value.

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Time

Timestamp payload stored in time_value.

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impl ValueType

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pub fn as_str(&self) -> &'static str

Returns the identifier string stored in the database.

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pub fn from_identifier(value: &str) -> Option<Self>

Builds a ValueType from the identifier stored in SQLite.

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pub fn is_textual(&self) -> bool

True when the value is backed by the text_value column.

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pub fn column_name(&self) -> &'static str

Returns the storage column name used in the conditions table.

Trait Implementations§

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impl Clone for ValueType

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fn clone(&self) -> ValueType

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 Debug for ValueType

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

Formats the value using the given formatter. Read more
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impl Default for ValueType

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fn default() -> ValueType

Returns the “default value” for a type. Read more
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impl PartialEq for ValueType

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fn eq(&self, other: &ValueType) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for ValueType

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impl Eq for ValueType

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impl StructuralPartialEq for ValueType

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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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. 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, 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.