Struct polar_core::rules::Rule

pub struct Rule {
    pub name: Symbol,
    pub params: Vec<Parameter>,
    pub body: Term,
    pub source_info: SourceInfo,
    pub required: bool,
}

Fields

name: Symbol

params: Vec<Parameter>

body: Term

source_info: SourceInfo

required: bool

Implementations

impl Rule

pub fn head_as_string(&self) -> String

impl Rule

pub fn is_ground(&self) -> bool

pub fn span(&self) -> Option<(usize, usize)>

pub fn get_source_id(&self) -> Option<u64>

pub fn new_from_test(name: Symbol, params: Vec<Parameter>, body: Term) -> Self

pub fn new_from_parser(
    src_id: u64,
    left: usize,
    right: usize,
    name: Symbol,
    params: Vec<Parameter>,
    body: Term
) -> Self

Creates a new term from the parser

Trait Implementations

impl Clone for Rule

fn clone(&self) -> Rule

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Rule

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Rule

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Display for Rule

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

Formats the value using the given formatter.

impl PartialEq<Rule> for Rule

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

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

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

This method tests for !=.

impl Serialize for Rule

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl ToPolarString for Rule

fn to_polar(&self) -> String