Struct Holder 

pub struct Holder {
    pub muted: Vec<Statement>,
    pub value: Option<Box<Expr>>,
    pub delimiter: _ParenthesisDelimiter,
}

Struct generated by strutuct! for Holder.

Fields

muted: Vec<Statement>

Field Holder::muted generated by strutuct!.

value: Option<Box<Expr>>

Field Holder::value generated by strutuct!.

delimiter: _ParenthesisDelimiter

Field Holder::delimiter generated by strutuct!.

Implementations

impl Holder

pub fn new(muted: Vec<Statement>, value: Option<Box<Expr>>) -> Self

Creates this node from its typed children.

Trait Implementations

impl Debug for Holder

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

Formats the value using the given formatter.

impl From<Holder> for Component

fn from(value: Holder) -> Self

Converts to this type from the input type.

impl From<Holder> for Expr

fn from(value: Holder) -> Self

Converts to this type from the input type.

impl From<Holder> for PackedContent

fn from(value: Holder) -> Self

Converts to this type from the input type.

impl Lex for Holder

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 Holder

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 Holder

fn pretty_tree(&self) -> PrettyNode

Builds the presentation node for this syntax value.

impl Spanned for Holder

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.