Struct NodePattern

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pub struct NodePattern {
    pub variable: Option<String>,
    pub labels: Vec<String>,
    pub label_expression: Option<LabelExpression>,
    pub properties: Vec<(String, Expression)>,
    pub where_clause: Option<Expression>,
    pub span: Option<SourceSpan>,
}

Expand description

A node pattern like (n:Person) or (n IS Person | Employee).

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§variable: Option<String>

Variable name (optional).

§labels: Vec<String>

Labels to match (colon syntax: :Label1:Label2).

§label_expression: Option<LabelExpression>

Label expression (IS syntax: IS Person | Employee).

§properties: Vec<(String, Expression)>

Property filters.

§where_clause: Option<Expression>

Element pattern WHERE clause: (n WHERE n.age > 30).

§span: Option<SourceSpan>

Source span.

Trait Implementations§

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impl Clone for NodePattern

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fn clone(&self) -> NodePattern

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 NodePattern

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for NodePattern

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<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into 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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