Struct Empty 

pub struct Empty {
    pub span: Span,
    pub leading_trivia: LeadingTrivia,
    pub trailing_trivia: TrailingTrivia,
}

Struct generated by strutuct! for Empty.

Fields

span: Span

Field Empty::span generated by strutuct!.

leading_trivia: LeadingTrivia

Field Empty::leading_trivia generated by strutuct!.

trailing_trivia: TrailingTrivia

Field Empty::trailing_trivia generated by strutuct!.

Implementations

impl Empty

pub fn new(text: impl AsRef<str>, span: Span) -> Self

Creates a leaf from its text and source span.

Trait Implementations

impl Debug for Empty

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

Formats the value using the given formatter.

impl From<Empty> for AssignmentArgument

fn from(value: Empty) -> Self

Converts to this type from the input type.

impl From<Empty> for AssignmentListContent

fn from(value: Empty) -> Self

Converts to this type from the input type.

impl From<Empty> for Component

fn from(value: Empty) -> Self

Converts to this type from the input type.

impl Lex for Empty

fn to_tokens(&self, output: &mut TokenStream)

Appends this value’s token trees to output.

fn to_token_stream(&self) -> TokenStream

Emits this value into a fresh token stream.

fn to_m2(&self) -> String

Renders this value as normalized Macaulay2 source.

impl<N> Migrate<N> for Empty

where N: ExternalCstNode,

fn matches(node: &N) -> bool

Reports whether node can migrate this typed value.

fn migrate(node: N) -> Result<Self, MigrateError>

Converts a matching external node into typed syntax.

impl PrettyTree for Empty

fn pretty_tree(&self) -> PrettyNode

Builds the presentation node for this syntax value.

impl Spanned for Empty

fn try_span(&self) -> Option<Span>

Returns the smallest span covering this value, when its constituents share one source snapshot.

fn span(&self) -> Span

Returns the smallest span covering this value.

fn expect_span(&self) -> Span

Returns this value’s span when one source snapshot covers it.

impl Terminal for Empty

fn leading_trivia(&self) -> &LeadingTrivia

Borrows the comments preceding this terminal.

fn leading_trivia_mut(&mut self) -> &mut LeadingTrivia

Mutably borrows the comments preceding this terminal.

fn trailing_trivia(&self) -> &TrailingTrivia

Borrows the comments following this terminal.

fn trailing_trivia_mut(&mut self) -> &mut TrailingTrivia

Mutably borrows the comments following this terminal.

fn set_leading_trivia(&mut self, trivia: impl IntoIterator<Item = Trivia>)

where Self: Sized,

Replaces the comments preceding this terminal.

fn set_trailing_trivia(&mut self, trivia: impl IntoIterator<Item = Trivia>)

where Self: Sized,

Replaces the comments and layout characters following this terminal.