Struct gdl_parser::Relation

pub struct Relation {
    pub name: Constant,
    pub args: Vec<Term>,
}

A GDL relation

Fields

name: Constant

args: Vec<Term>

Methods

impl Relation

fn new<T: Into<Constant>>(name: T, args: Vec<Term>) -> Relation

Consruct a new Relation given a name and a list of args

Trait Implementations

impl Debug for Relation

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Clone for Relation

fn clone(&self) -> Relation

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Hash for Relation

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl Eq for Relation

impl PartialEq for Relation

fn eq(&self, __arg_0: &Relation) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &Relation) -> bool

This method tests for !=.

impl Decodable for Relation

fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<Relation, __D::Error>

Deserialize a value using a Decoder.

impl Encodable for Relation

fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>

Serialize a value using an Encoder.

impl Ord for Relation

fn cmp(&self, __arg_0: &Relation) -> Ordering

This method returns an Ordering between self and other.

impl PartialOrd for Relation

fn partial_cmp(&self, __arg_0: &Relation) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, __arg_0: &Relation) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, __arg_0: &Relation) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, __arg_0: &Relation) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, __arg_0: &Relation) -> bool

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

impl Into<Literal> for Relation

fn into(self) -> Literal

Performs the conversion.

impl Into<Sentence> for Relation

fn into(self) -> Sentence

Performs the conversion.

impl Display for Relation

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

Formats the value using the given formatter.