Enum taskforge::query::ast::Expression

pub enum Expression {
    String(String),
    Number(f64),
    Date(DateTime<Local>),
    Bool(bool),
    Invalid(String),
    Infix(Box<Expression>, Operator, Box<Expression>),
}

Expression is an enum representing a value parsed by the TFQL parser.

Variants

String(String)Number(f64)Date(DateTime<Local>)Bool(bool)Invalid(String)Infix(Box<Expression>, Operator, Box<Expression>)

Trait Implementations

impl Clone for Expression

fn clone(&self) -> Expression

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq<Expression> for Expression

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

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

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

This method tests for !=.

impl<'a> From<&'a str> for Expression

fn from(s: &'a str) -> Expression

Performs the conversion.

impl From<f64> for Expression

fn from(num: f64) -> Expression

Performs the conversion.

impl From<bool> for Expression

fn from(b: bool) -> Expression

Performs the conversion.

impl From<String> for Expression

fn from(s: String) -> Expression

Performs the conversion.

impl From<Token> for Expression

From turns a Token which represents a literal value to a literal Expression

fn from(t: Token) -> Expression

Performs the conversion.

impl Display for Expression

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

Formats the value using the given formatter.

impl Debug for Expression

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

Formats the value using the given formatter.