Struct liquid_value::Scalar

pub struct Scalar(_);

A Liquid scalar value

Methods

impl Scalar

pub fn new<T: Into<Self>>(value: T) -> Self

Convert a value into a Scalar.

pub fn to_str(&self) -> Cow<str>

Interpret as a string.

pub fn into_string(self) -> String

Convert to a string.

pub fn to_integer(&self) -> Option<i32>

Interpret as an integer, if possible

pub fn to_float(&self) -> Option<f64>

Interpret as an float, if possible

pub fn to_bool(&self) -> Option<bool>

Interpret as an bool, if possible

pub fn to_date(&self) -> Option<Date>

Interpret as an bool, if possible

pub fn is_truthy(&self) -> bool

Evaluate using Liquid "truthiness"

pub fn is_default(&self) -> bool

Whether a default constructed value.

pub fn type_name(&self) -> &'static str

Report the data type (generally for error reporting).

Trait Implementations

impl Extend<Scalar> for Path

fn extend<T: IntoIterator<Item = Scalar>>(&mut self, iter: T)

Extends a collection with the contents of an iterator.

impl FromIterator<Scalar> for Path

fn from_iter<I>(iter: I) -> Self where     I: IntoIterator<Item = Scalar>,

Creates a value from an iterator.

impl Clone for Scalar

fn clone(&self) -> Scalar

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Scalar

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

Formats the value using the given formatter.

impl From<i32> for Scalar

fn from(s: i32) -> Self

Performs the conversion.

impl From<f64> for Scalar

fn from(s: f64) -> Self

Performs the conversion.

impl From<bool> for Scalar

fn from(s: bool) -> Self

Performs the conversion.

impl From<Date> for Scalar

fn from(s: Date) -> Self

Performs the conversion.

impl From<String> for Scalar

fn from(s: String) -> Self

Performs the conversion.

impl<'a> From<&'a String> for Scalar

fn from(s: &String) -> Self

Performs the conversion.

impl From<&'static str> for Scalar

fn from(s: &'static str) -> Self

Performs the conversion.

impl PartialEq<Scalar> for Scalar

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 Eq for Scalar

impl PartialOrd<Scalar> for Scalar

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

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

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

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

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

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

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

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

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

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

impl Display for Scalar

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

Formats the value using the given formatter.