pub enum NodePattern {
    Wildcard,
    Binder(WithMetaData<String>),
    Constructor(WithMetaData<NodeMetaIdentifier>, Vec<WithMetaData<NodeArgumentPattern>>),
}
Expand description

NodePattern represents a pattern node in the AST It can either be a Wildcard, Binder or Constructor

Variants§

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Wildcard

Represents a wildcard pattern Example: match x with | _ => "wildcard" end

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Binder(WithMetaData<String>)

Represents a binder pattern Example: match x with | a => "binder" end

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Constructor(WithMetaData<NodeMetaIdentifier>, Vec<WithMetaData<NodeArgumentPattern>>)

Represents a constructor pattern Example: match x with | Cons a b => "constructor" end

Trait Implementations§

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impl AstVisitor for NodePattern

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fn visit( &self, emitter: &mut dyn AstConverting ) -> Result<TraversalResult, String>

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impl Clone for NodePattern

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fn clone(&self) -> NodePattern

Returns a copy 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
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impl PartialEq for NodePattern

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for NodePattern

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fn partial_cmp(&self, other: &NodePattern) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Eq for NodePattern

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impl StructuralEq for NodePattern

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impl StructuralPartialEq for NodePattern

Auto Trait Implementations§

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> 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.