Module expr 

Welly’s expressions.

Structs

Operator

Describes one of Welly’s built-in operators. See also Op.

Parser

A Parse implementation that recognises Exprs.

Precedence

Represents the binding precedence of an operator. No left-Precedence is ever equal to a right-Precedence.

Enums

Expr

Represents a Welly expression.

Keyword

A keyword that can appear in an Expr.

Op

Represents one of Welly’s arithmetic operations. See also Operator.

Constants

MISSING_ARGS

MISSING_FIELD

MISSING_RETURN_TYPE

Type Aliases

MaybeExpr

Represents a possibly missing Expr.