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ChangeEvent

formualizer_eval::engine::graph::editor::change_log

Enum ChangeEvent 

Source 
pub enum ChangeEvent {

Show 16 variants    SetValue {
        addr: CellRef,
        old_value: Option<LiteralValue>,
        old_formula: Option<ASTNode>,
        new: LiteralValue,
    },
    SetFormula {
        addr: CellRef,
        old_value: Option<LiteralValue>,
        old_formula: Option<ASTNode>,
        new: ASTNode,
    },
    AddVertex {
        id: VertexId,
        coord: Coord,
        sheet_id: SheetId,
        value: Option<LiteralValue>,
        formula: Option<ASTNode>,
        kind: Option<VertexKind>,
        flags: Option<u8>,
    },
    RemoveVertex {
        id: VertexId,
        old_value: Option<LiteralValue>,
        old_formula: Option<ASTNode>,
        old_dependencies: Vec<VertexId>,
        old_dependents: Vec<VertexId>,
        coord: Option<Coord>,
        sheet_id: Option<SheetId>,
        kind: Option<VertexKind>,
        flags: Option<u8>,
    },
    CompoundStart {
        description: String,
        depth: usize,
    },
    CompoundEnd {
        depth: usize,
    },
    VertexMoved {
        id: VertexId,
        sheet_id: SheetId,
        old_coord: Coord,
        new_coord: Coord,
    },
    FormulaAdjusted {
        id: VertexId,
        addr: Option<CellRef>,
        old_ast: ASTNode,
        new_ast: ASTNode,
    },
    NamedRangeAdjusted {
        name: String,
        scope: NameScope,
        old_definition: NamedDefinition,
        new_definition: NamedDefinition,
    },
    EdgeAdded {
        from: VertexId,
        to: VertexId,
    },
    EdgeRemoved {
        from: VertexId,
        to: VertexId,
    },
    DefineName {
        name: String,
        scope: NameScope,
        definition: NamedDefinition,
    },
    UpdateName {
        name: String,
        scope: NameScope,
        old_definition: NamedDefinition,
        new_definition: NamedDefinition,
    },
    DeleteName {
        name: String,
        scope: NameScope,
        old_definition: Option<NamedDefinition>,
    },
    SpillCommitted {
        anchor: VertexId,
        old: Option<SpillSnapshot>,
        new: SpillSnapshot,
    },
    SpillCleared {
        anchor: VertexId,
        old: SpillSnapshot,
    },

}
Expand description

Represents a single change to the dependency graph

Variants§

§

SetValue

Fields

§addr: CellRef
§old_value: Option<LiteralValue>
§old_formula: Option<ASTNode>
§new: LiteralValue
§

SetFormula

Fields

§addr: CellRef
§old_value: Option<LiteralValue>
§old_formula: Option<ASTNode>
§new: ASTNode
§

AddVertex

Vertex creation snapshot (for undo). Minimal for now.

Fields

§id: VertexId
§coord: Coord
§sheet_id: SheetId
§value: Option<LiteralValue>
§formula: Option<ASTNode>
§kind: Option<VertexKind>
§flags: Option<u8>
§

RemoveVertex

Fields

§id: VertexId
§old_value: Option<LiteralValue>
§old_formula: Option<ASTNode>
§old_dependencies: Vec<VertexId>
§old_dependents: Vec<VertexId>
§coord: Option<Coord>
§sheet_id: Option<SheetId>
§kind: Option<VertexKind>
§flags: Option<u8>
§

CompoundStart

Fields

§description: String
§depth: usize
§

CompoundEnd

Fields

§depth: usize
§

VertexMoved

Fields

§id: VertexId
§sheet_id: SheetId
§old_coord: Coord
§new_coord: Coord
§

FormulaAdjusted

Fields

§id: VertexId
§addr: Option<CellRef>

Cell address for replay. May be None for non-cell formula vertices.

§old_ast: ASTNode
§new_ast: ASTNode
§

NamedRangeAdjusted

Fields

§name: String
§scope: NameScope
§old_definition: NamedDefinition
§new_definition: NamedDefinition
§

EdgeAdded

Fields

§from: VertexId
§to: VertexId
§

EdgeRemoved

Fields

§from: VertexId
§to: VertexId
§

DefineName

Fields

§name: String
§scope: NameScope
§definition: NamedDefinition
§

UpdateName

Fields

§name: String
§scope: NameScope
§old_definition: NamedDefinition
§new_definition: NamedDefinition
§

DeleteName

Fields

§name: String
§scope: NameScope
§old_definition: Option<NamedDefinition>
§

SpillCommitted

§

SpillCleared

Fields

§anchor: VertexId
§old: SpillSnapshot

Trait Implementations§

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impl Clone for ChangeEvent

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fn clone(&self) -> ChangeEvent

Returns a duplicate of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ChangeEvent

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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 PartialEq for ChangeEvent

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 · Source§

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 StructuralPartialEq for ChangeEvent

Auto Trait 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

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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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,