Enum syntax::edition::Edition

#[non_exhaustive]
pub enum Edition {
    Edition2015,
    Edition2018,
}

🔬 This is a nightly-only experimental API. (rustc_private)

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The edition of the compiler (RFC 2052)

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Edition2015

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

The 2015 edition

Edition2018

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

The 2018 edition

Methods

impl Edition

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

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

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pub fn is_stable(&self) -> bool

🔬 This is a nightly-only experimental API. (rustc_private)

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Trait Implementations

impl PartialEq<Edition> for Edition

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

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

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Encodable for Edition

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

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

impl FromStr for Edition

type Err = ()

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Edition, ()>

Parses a string s to return a value of this type.

impl Debug for Edition

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

Formats the value using the given formatter.

impl Decodable for Edition

fn decode<__D>(d: &mut __D) -> Result<Edition, <__D as Decoder>::Error> where     __D: Decoder,

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

impl Hash for Edition

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

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 PartialOrd<Edition> for Edition

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

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

#[must_use] fn lt(&self, other: &Rhs) -> bool

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

#[must_use] fn le(&self, other: &Rhs) -> bool

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

#[must_use] fn gt(&self, other: &Rhs) -> bool

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

#[must_use] 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 Edition

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

Formats the value using the given formatter.

impl Copy for Edition

impl Clone for Edition

fn clone(&self) -> Edition

Returns a copy of the value.

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

Performs copy-assignment from source.