Enum regex_syntax::ast::HexLiteralKind

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pub enum HexLiteralKind {
    X,
    UnicodeShort,
    UnicodeLong,
}

[−] Expand description

The type of a Unicode hex literal.

Note that all variants behave the same when used with brackets. They only differ when used without brackets in the number of hex digits that must follow.

Variants

X

[−] Expand description

A \x prefix. When used without brackets, this form is limited to two digits.

UnicodeShort

[−] Expand description

A \u prefix. When used without brackets, this form is limited to four digits.

UnicodeLong

[−] Expand description

A \U prefix. When used without brackets, this form is limited to eight digits.

Methods

impl HexLiteralKind[−]

pub fn digits(&self) -> u32[−]

The number of digits that must be used with this literal form when used without brackets. When used with brackets, there is no restriction on the number of digits.

Trait Implementations

impl PartialEq<HexLiteralKind> for HexLiteralKind[+]

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fn eq(&self, other: &HexLiteralKind) -> bool[−]

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

[+] Expand attributes

#[must_use]

fn ne(&self, other: &Rhs) -> bool[−]

This method tests for !=.

impl Clone for HexLiteralKind[+]

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fn clone(&self) -> HexLiteralKind[−]

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)[−]

Performs copy-assignment from source.

impl Eq for HexLiteralKind

impl Debug for HexLiteralKind[+]

[+] Show hidden undocumented items

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

Formats the value using the given formatter.