Struct LetExpr 

pub struct LetExpr<Pattern, Expr>(pub Pattern, pub Expr);

A let expression. This can be used, for example, as the condition of IfBlock in order to create an “if-let” block.

Tuple Fields

0: Pattern

1: Expr

Trait Implementations

impl<Pattern: Clone, Expr: Clone> Clone for LetExpr<Pattern, Expr>

fn clone(&self) -> LetExpr<Pattern, Expr>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<Pattern: Debug, Expr: Debug> Debug for LetExpr<Pattern, Expr>

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

Formats the value using the given formatter.

impl<O, Pattern, Expr> Writable<O> for LetExpr<Pattern, Expr>

where O: Output, Pattern: Writable<O>, Expr: Writable<O>,

async fn write_to(&self, output: &mut O) -> Result<(), O::Error>

Writes to the output. Returns the output’s error upon failure.