Struct ExprTry 

pub struct ExprTry {
    pub try_token: _Try,
    pub value: Box<Expr>,
    pub on_success: Option<ThenClause>,
    pub fallback: Option<TryFallback>,
}

Struct generated by strutuct! for ExprTry.

Fields

try_token: _Try

Field ExprTry::try_token generated by strutuct!.

value: Box<Expr>

Field ExprTry::value generated by strutuct!.

on_success: Option<ThenClause>

Field ExprTry::on_success generated by strutuct!.

fallback: Option<TryFallback>

Field ExprTry::fallback generated by strutuct!.

Implementations

impl ExprTry

pub fn new( try_token: _Try, value: Box<Expr>, on_success: Option<ThenClause>, fallback: Option<TryFallback>, ) -> Self

Creates this node from its typed children.

Trait Implementations

impl Debug for ExprTry

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

Formats the value using the given formatter.

impl From<ExprTry> for Component

fn from(value: ExprTry) -> Self

Converts to this type from the input type.

impl From<ExprTry> for Expr

fn from(value: ExprTry) -> Self

Converts to this type from the input type.

impl From<ExprTry> for PackedContent

fn from(value: ExprTry) -> Self

Converts to this type from the input type.

impl Lex for ExprTry

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 ExprTry

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 ExprTry

fn pretty_tree(&self) -> PrettyNode

Builds the presentation node for this syntax value.

impl Spanned for ExprTry

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.