spudplate::AskStmt Struct Reference

An ask statement - declares a variable and prompts the user. More...

#include <ast.h>

Public Attributes
std::string	name
	Variable name to bind the answer to.
std::string	prompt
	The prompt string shown to the user.
VarType	var_type
	Expected type of the answer.
std::optional< ExprPtr >	default_value
	Expression evaluated when the user skips the prompt.
std::vector< ExprPtr >	options
	Allowed literal values; empty means any.
std::optional< ExprPtr >	when_clause
	Optional condition guarding the prompt.
int	line
	1-based source line where this node begins.
int	column
	1-based source column where this node begins.

Detailed Description

An ask statement - declares a variable and prompts the user.

Example: ask license "License?" string default "MIT"

Without a default clause the prompt is required; with one, the answer may be skipped and the default literal is used in its place.