Enum rune::ast::FnArg

pub enum FnArg {
    SelfValue(SelfValue),
    Pat(Pat),
}

A single argument in a closure.

Examples

use rune::{testing, ast};

testing::roundtrip::<ast::FnArg>("self");
testing::roundtrip::<ast::FnArg>("_");
testing::roundtrip::<ast::FnArg>("abc");

Variants

SelfValue(SelfValue)

The self parameter.

Pat(Pat)

Function argument is a pattern binding.

Trait Implementations

impl Clone for FnArg

fn clone(&self) -> FnArg

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for FnArg

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

Formats the value using the given formatter.

impl Eq for FnArg

impl Parse for FnArg

fn parse(p: &mut Parser<'_>) -> Result<Self, ParseError>

Parse the current item from the parser.

impl PartialEq<FnArg> for FnArg

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

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

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

This method tests for !=.

impl Spanned for FnArg

fn span(&self) -> Span

Get the span of the type.

impl StructuralEq for FnArg

impl StructuralPartialEq for FnArg

impl ToTokens for FnArg

fn to_tokens(&self, context: &MacroContext, stream: &mut TokenStream)

Turn the current item into tokens.