Enum AstLiteral 

pub enum AstLiteral {
    Null,
    Integer(i128),
    Date(Date),
    DateAndTime(DateAndTime),
    TimeOfDay(TimeOfDay),
    Time(Time),
    Real(String),
    Bool(bool),
    String(StringValue),
    Array(Array),
}

Variants

Null

a null literal used to initialize pointers

Integer(i128)

a literal that represents a whole number (e.g. 7)

Date(Date)

a literal that represents a date

DateAndTime(DateAndTime)

a literal that represents a date and time

TimeOfDay(TimeOfDay)

a literal that represents the time of day

Time(Time)

a literal that represents a time period

Real(String)

a literal that represents a real number (e.g. 7.0)

Bool(bool)

a literal that represents a boolean value (true, false)

String(StringValue)

a literal that represents a string

Array(Array)

a literal that represents an array

Implementations

impl AstLiteral

pub fn new_array(elements: Option<Box<AstNode>>) -> Self

Creates a new literal array

pub fn new_integer(value: i128) -> Self

Creates a new literal integer

pub fn new_real(value: String) -> Self

Creates a new literal real

pub fn new_bool(value: bool) -> Self

Creates a new literal bool

pub fn new_string(value: String, is_wide: bool) -> Self

Creates a new literal string

pub fn new_date(year: i32, month: u32, day: u32) -> Self

Creates a new literal date

pub fn new_date_with_long_flag( year: i32, month: u32, day: u32, is_long: bool, ) -> Self

Creates a new literal date with explicit width flavor

pub fn new_date_and_time( year: i32, month: u32, day: u32, hour: u32, min: u32, sec: u32, nano: u32, ) -> Self

Creates a new literal date and time

pub fn new_long_date_and_time( year: i32, month: u32, day: u32, hour: u32, min: u32, sec: u32, nano: u32, ) -> Self

Creates a new long literal date and time

pub fn new_time_of_day(hour: u32, min: u32, sec: u32, nano: u32) -> Self

Creates a new literal time of day

pub fn new_time_of_day_with_long_flag( hour: u32, min: u32, sec: u32, nano: u32, is_long: bool, ) -> Self

Creates a new literal time of day with explicit width flavor

pub fn new_null() -> Self

Creates a new literal null

pub fn get_literal_value(&self) -> String

pub fn is_cast_prefix_eligible(&self) -> bool

pub fn is_numerical(&self) -> bool

pub fn is_zero(&self) -> bool

pub fn get_literal_integer_value(&self) -> Option<i128>

Trait Implementations

impl Clone for AstLiteral

fn clone(&self) -> AstLiteral

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for AstLiteral

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for AstLiteral

where 'de: 'static,

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for AstLiteral

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for AstLiteral

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime Array

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime Date

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime DateAndTime

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime String

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime StringValue

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime Time

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime TimeOfDay

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime bool

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for &'__deriveMoreLifetime i128

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstLiteral> for ()

type Error = TryIntoError<&'__deriveMoreLifetime AstLiteral>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstLiteral, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime AstStatement> for &'__deriveMoreLifetime AstLiteral

type Error = TryIntoError<&'__deriveMoreLifetime AstStatement>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime AstStatement, ) -> Result<Self, Self::Error>

Performs the conversion.

impl<'__deriveMoreLifetime> TryFrom<&'__deriveMoreLifetime mut AstStatement> for &'__deriveMoreLifetime mut AstLiteral

type Error = TryIntoError<&'__deriveMoreLifetime mut AstStatement>

The type returned in the event of a conversion error.

fn try_from( value: &'__deriveMoreLifetime mut AstStatement, ) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for ()

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for Array

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for Date

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for DateAndTime

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for String

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for StringValue

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for Time

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for TimeOfDay

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for bool

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstLiteral> for i128

type Error = TryIntoError<AstLiteral>

The type returned in the event of a conversion error.

fn try_from(value: AstLiteral) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<AstStatement> for AstLiteral

type Error = TryIntoError<AstStatement>

The type returned in the event of a conversion error.

fn try_from(value: AstStatement) -> Result<Self, Self::Error>

Performs the conversion.

impl Walker for AstLiteral

fn walk<V>(&self, _visitor: &mut V)

where V: AstVisitor,

impl WalkerMut for AstLiteral

fn walk<V>(&mut self, _visitor: &mut V)

where V: AstVisitorMut,

impl StructuralPartialEq for AstLiteral