Enum regex_syntax::ast::LiteralKind

[+] Show declaration

pub enum LiteralKind {
    Verbatim,
    Punctuation,
    Octal,
    HexFixed(HexLiteralKind),
    HexBrace(HexLiteralKind),
    Special(SpecialLiteralKind),
}

[−] Expand description

The kind of a single literal expression.

Variants

Verbatim

[−] Expand description

The literal is written verbatim, e.g., a or ☃.

Punctuation

[−] Expand description

The literal is written as an escape because it is punctuation, e.g., \* or \[.

Octal

[−] Expand description

The literal is written as an octal escape, e.g., \141.

HexFixed(HexLiteralKind)

[−] Expand description

The literal is written as a hex code with a fixed number of digits depending on the type of the escape, e.g., \x61 or or \u0061 or \U00000061.

HexBrace(HexLiteralKind)

[−] Expand description

The literal is written as a hex code with a bracketed number of digits. The only restriction is that the bracketed hex code must refer to a valid Unicode scalar value.

Special(SpecialLiteralKind)

[−] Expand description

The literal is written as a specially recognized escape, e.g., \f or \n.

Trait Implementations

impl PartialEq<LiteralKind> for LiteralKind[+]

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

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

fn ne(&self, other: &LiteralKind) -> bool[−]

This method tests for !=.

impl Clone for LiteralKind[+]

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fn clone(&self) -> LiteralKind[−]

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Eq for LiteralKind

impl Debug for LiteralKind[+]

[+] Show hidden undocumented items

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

Formats the value using the given formatter.