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CypherExpr

uqa_graph::cypher::ast

Enum CypherExpr

pub enum CypherExpr {
Show 17 variants
    PropertyAccess(PropertyAccess),
    Parameter(Parameter),
    Literal(Literal),
    Variable(Variable),
    FunctionCall(FunctionCall),
    BinaryOp(BinaryOp),
    UnaryOp(UnaryOp),
    ListIndex(ListIndex),
    ListSlice(ListSlice),
    ListComprehension(ListComprehension),
    InList(InList),
    IsNull(IsNull),
    IsNotNull(IsNotNull),
    CaseExpr(CaseExpr),
    ListLiteral(ListLiteral),
    MapLiteral(MapLiteral),
    ExistsPattern(PathPattern),
}

Expand description

Top-level expression node.

Variants§

PropertyAccess(PropertyAccess)

Parameter(Parameter)

Literal(Literal)

Variable(Variable)

FunctionCall(FunctionCall)

BinaryOp(BinaryOp)

UnaryOp(UnaryOp)

ListIndex(ListIndex)

ListSlice(ListSlice)

ListComprehension(ListComprehension)

InList(InList)

IsNull(IsNull)

IsNotNull(IsNotNull)

CaseExpr(CaseExpr)

ListLiteral(ListLiteral)

MapLiteral(MapLiteral)

ExistsPattern(PathPattern)

exists((a)-[:R]->(b)) pattern predicate.

Trait Implementations§

impl Clone for CypherExpr

fn clone(&self) -> CypherExpr

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more

impl Debug for CypherExpr

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

Formats the value using the given formatter. Read more

impl PartialEq for CypherExpr

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

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more

impl StructuralPartialEq for CypherExpr

Auto Trait Implementations§

impl Freeze for CypherExpr

impl RefUnwindSafe for CypherExpr

impl Send for CypherExpr

impl Sync for CypherExpr

impl Unpin for CypherExpr

impl UnsafeUnpin for CypherExpr

impl UnwindSafe for CypherExpr

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

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

impl<T> ErasedDestructor for T
where T: 'static,

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Same for T

type Output = T

Should always be Self

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = !

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, !>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.