Enum Expr 

pub enum Expr {
    Literal(Literal),
    Collection(Collection),
    Holder(Holder),
    OperatorExpr(OperatorExpr),
    Assignment(Assignment),
    OptionExpression(OptionExpression),
    LambdaExpression(LambdaExpression),
    IfStatement(IfStatement),
    ForLoop(ForLoop),
    WhileLoop(WhileLoop),
    TryStatement(TryStatement),
    QuoteExpression(QuoteExpression),
    NewStatement(NewStatement),
    ControlFlow(ControlFlow),
    Catch(Catch),
    Throw(Throw),
    Trap(Trap),
    DebugExpr(DebugExpr),
    ProfilingExpr(ProfilingExpr),
    Symbol(Symbol),
}

The typed Expr syntax category.

Variants

Literal(Literal)

The Literal syntax alternative.

Collection(Collection)

The Collection syntax alternative.

Holder(Holder)

The Holder syntax alternative.

OperatorExpr(OperatorExpr)

The OperatorExpr syntax alternative.

Assignment(Assignment)

The Assignment syntax alternative.

OptionExpression(OptionExpression)

The OptionExpression syntax alternative.

LambdaExpression(LambdaExpression)

The LambdaExpression syntax alternative.

IfStatement(IfStatement)

The IfStatement syntax alternative.

ForLoop(ForLoop)

The ForLoop syntax alternative.

WhileLoop(WhileLoop)

The WhileLoop syntax alternative.

TryStatement(TryStatement)

The TryStatement syntax alternative.

QuoteExpression(QuoteExpression)

The QuoteExpression syntax alternative.

NewStatement(NewStatement)

The NewStatement syntax alternative.

ControlFlow(ControlFlow)

The ControlFlow syntax alternative.

Catch(Catch)

The Catch syntax alternative.

Throw(Throw)

The Throw syntax alternative.

Trap(Trap)

The Trap syntax alternative.

DebugExpr(DebugExpr)

The DebugExpr syntax alternative.

ProfilingExpr(ProfilingExpr)

The ProfilingExpr syntax alternative.

Symbol(Symbol)

The Symbol syntax alternative.

Trait Implementations

impl Debug for Expr

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

Formats the value using the given formatter.

impl From<AdjacentExpr> for Expr

fn from(value: AdjacentExpr) -> Self

Converts to this type from the input type.

impl From<AngleBarList> for Expr

fn from(value: AngleBarList) -> Self

Converts to this type from the input type.

impl From<Array> for Expr

fn from(value: Array) -> Self

Converts to this type from the input type.

impl From<Assignment> for Expr

fn from(value: Assignment) -> Self

Converts to this type from the input type.

impl From<BinaryExpr> for Expr

fn from(value: BinaryExpr) -> Self

Converts to this type from the input type.

impl From<BreakExpr> for Expr

fn from(value: BreakExpr) -> Self

Converts to this type from the input type.

impl From<Catch> for Expr

fn from(value: Catch) -> Self

Converts to this type from the input type.

impl From<Collection> for Expr

fn from(value: Collection) -> Self

Converts to this type from the input type.

impl From<ContinueExpr> for Expr

fn from(value: ContinueExpr) -> Self

Converts to this type from the input type.

impl From<ControlFlow> for Expr

fn from(value: ControlFlow) -> Self

Converts to this type from the input type.

impl From<DebugExpr> for Expr

fn from(value: DebugExpr) -> Self

Converts to this type from the input type.

impl From<EvaluatedAssignment> for Expr

fn from(value: EvaluatedAssignment) -> Self

Converts to this type from the input type.

impl From<Expr> for Component

fn from(value: Expr) -> Self

Converts to this type from the input type.

impl From<FloatLiteral> for Expr

fn from(value: FloatLiteral) -> Self

Converts to this type from the input type.

impl From<ForLoop> for Expr

fn from(value: ForLoop) -> Self

Converts to this type from the input type.

impl From<GlobalBinding> for Expr

fn from(value: GlobalBinding) -> Self

Converts to this type from the input type.

impl From<GlobalParallelAssignment> for Expr

fn from(value: GlobalParallelAssignment) -> 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<IfStatement> for Expr

fn from(value: IfStatement) -> Self

Converts to this type from the input type.

impl From<Installation> for Expr

fn from(value: Installation) -> Self

Converts to this type from the input type.

impl From<IntegerLiteral> for Expr

fn from(value: IntegerLiteral) -> Self

Converts to this type from the input type.

impl From<LambdaExpression> for Expr

fn from(value: LambdaExpression) -> Self

Converts to this type from the input type.

impl From<List> for Expr

fn from(value: List) -> Self

Converts to this type from the input type.

impl From<Literal> for Expr

fn from(value: Literal) -> Self

Converts to this type from the input type.

impl From<LocalBinding> for Expr

fn from(value: LocalBinding) -> Self

Converts to this type from the input type.

impl From<LocalParallelAssignment> for Expr

fn from(value: LocalParallelAssignment) -> Self

Converts to this type from the input type.

impl From<MethodInstallation> for Expr

fn from(value: MethodInstallation) -> Self

Converts to this type from the input type.

impl From<NewInstallation> for Expr

fn from(value: NewInstallation) -> Self

Converts to this type from the input type.

impl From<NewStatement> for Expr

fn from(value: NewStatement) -> Self

Converts to this type from the input type.

impl From<OperatorAssignment> for Expr

fn from(value: OperatorAssignment) -> Self

Converts to this type from the input type.

impl From<OperatorExpr> for Expr

fn from(value: OperatorExpr) -> Self

Converts to this type from the input type.

impl From<OperatorInstallation> for Expr

fn from(value: OperatorInstallation) -> Self

Converts to this type from the input type.

impl From<OptionExpression> for Expr

fn from(value: OptionExpression) -> Self

Converts to this type from the input type.

impl From<ParallelAssignment> for Expr

fn from(value: ParallelAssignment) -> Self

Converts to this type from the input type.

impl From<PostfixExpr> for Expr

fn from(value: PostfixExpr) -> Self

Converts to this type from the input type.

impl From<PrefixExpr> for Expr

fn from(value: PrefixExpr) -> Self

Converts to this type from the input type.

impl From<ProfilingExpr> for Expr

fn from(value: ProfilingExpr) -> Self

Converts to this type from the input type.

impl From<QuoteExpression> for Expr

fn from(value: QuoteExpression) -> Self

Converts to this type from the input type.

impl From<RawStringLiteral> for Expr

fn from(value: RawStringLiteral) -> Self

Converts to this type from the input type.

impl From<ReturnExpr> for Expr

fn from(value: ReturnExpr) -> Self

Converts to this type from the input type.

impl From<Sequence> for Expr

fn from(value: Sequence) -> Self

Converts to this type from the input type.

impl From<SimpleBinding> for Expr

fn from(value: SimpleBinding) -> Self

Converts to this type from the input type.

impl From<StringLiteral> for Expr

fn from(value: StringLiteral) -> Self

Converts to this type from the input type.

impl From<Symbol> for Expr

fn from(value: Symbol) -> Self

Converts to this type from the input type.

impl From<Throw> for Expr

fn from(value: Throw) -> Self

Converts to this type from the input type.

impl From<Trap> for Expr

fn from(value: Trap) -> Self

Converts to this type from the input type.

impl From<TryStatement> for Expr

fn from(value: TryStatement) -> Self

Converts to this type from the input type.

impl From<WhileLoop> for Expr

fn from(value: WhileLoop) -> Self

Converts to this type from the input type.

impl Lex for Expr

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 Expr

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 Parse for Expr

fn parse(input: &mut ParseStream) -> Result<Self, TokenParseError>

Consumes this value from input.

impl PrettyTree for Expr

fn pretty_tree(&self) -> PrettyNode

Builds the presentation node for this syntax value.

impl Spanned for Expr

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.