ast

Documentation

Overview

Package ast is the Abstract Syntax Tree module for Orion.

Index

• type Expr
• type ExprType

Types

type Expr

type Expr struct {
	Type ExprType `json:"type,omitempty"` // The type of this expression [ExprType].
	Id   string   `json:"id,omitempty"`   // Either the value of any data or the name of a function.
	Args []*Expr  `json:"args,omitempty"` // If this is a function or argument list, this is filled.
}

An Expr represents an expression in Orion. The zero value for Expr is an empty expression i.e the "nil" value.

type ExprType

type ExprType int

An ExprType conveys the expression type of an Expr.

const (
	Expr_String ExprType = iota
	Expr_FuncCall
	Expr_Number
	Expr_Variable
	Expr_VariableDef
	Expr_VariableTypeDef
)

The type of an Expr is one of these types.