Enum Stmt

pub enum Stmt {
    Assembly(StmtAssembly),
    Block(Block),
    Break(StmtBreak),
    Continue(StmtContinue),
    DoWhile(StmtDoWhile),
    Emit(StmtEmit),
    Expr(StmtExpr),
    For(StmtFor),
    If(StmtIf),
    Return(StmtReturn),
    Revert(StmtRevert),
    Try(StmtTry),
    UncheckedBlock(UncheckedBlock),
    VarDecl(StmtVarDecl),
    While(StmtWhile),
}

A statement, usually ending in a semicolon.

Solidity reference: https://docs.soliditylang.org/en/latest/grammar.html#a4.SolidityParser.statement

Variants

Assembly(StmtAssembly)

An assembly block, with optional flags: assembly "evmasm" { ... }.

Block(Block)

A blocked scope: { ... }.

Break(StmtBreak)

A break statement: break;.

Continue(StmtContinue)

A continue statement: continue;.

DoWhile(StmtDoWhile)

A do-while statement: do { ... } while (condition);.

Emit(StmtEmit)

An emit statement: emit FooBar(42);.

Expr(StmtExpr)

An expression with a trailing semicolon.

For(StmtFor)

A for statement: for (uint256 i; i < 42; ++i) { ... }.

If(StmtIf)

An if statement with an optional else block: if (expr) { ... } else { ... }.

Return(StmtReturn)

A return statement: return 42;.

Revert(StmtRevert)

A revert statement: revert("error");.

Try(StmtTry)

A try statement: try fooBar(42) catch { ... }.

UncheckedBlock(UncheckedBlock)

An unchecked block: unchecked { ... }.

VarDecl(StmtVarDecl)

A variable declaration statement: uint256 foo = 42;.

While(StmtWhile)

A while statement: while (i < 42) { ... }.

Trait Implementations

impl Clone for Stmt

fn clone(&self) -> Stmt

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Stmt

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

Formats the value using the given formatter.

impl Parse for Stmt

fn parse(input: ParseStream<'_>) -> Result<Self>

impl Spanned for Stmt

fn span(&self) -> Span

Returns a Span covering the complete contents of this syntax tree node, or Span::call_site() if this node is empty.

fn set_span(&mut self, span: Span)

Sets the span of this syntax tree node if it is not empty.

fn with_span(self, span: Span) -> Self

where Self: Sized,

Sets the span of this owned syntax tree node if it is not empty.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 336 bytes

Size for each variant:

• Assembly: 80 bytes
• Block: 28 bytes
• Break: 28 bytes
• Continue: 28 bytes
• DoWhile: 176 bytes
• Emit: 148 bytes
• Expr: 136 bytes
• For: 336 bytes
• If: 168 bytes
• Return: 148 bytes
• Revert: 148 bytes
• Try: 96 bytes
• UncheckedBlock: 40 bytes
• VarDecl: 292 bytes
• While: 152 bytes