rhai/src/ast/flags.rs
2022-02-26 17:41:27 +08:00

32 lines
1.0 KiB
Rust

//! Module defining script options.
use bitflags::bitflags;
#[cfg(feature = "no_std")]
use std::prelude::v1::*;
/// A type representing the access mode of a function.
#[derive(Debug, Clone, Copy, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum FnAccess {
/// Private function.
Private,
/// Public function.
Public,
}
bitflags! {
/// _(internals)_ A type that holds a configuration option with bit-flags.
/// Exported under the `internals` feature only.
pub struct ASTFlags: u8 {
/// No options for the [`AST`][crate::AST] node.
const NONE = 0b0000_0000;
/// The [`AST`][crate::AST] node is read-only.
const CONSTANT = 0b0000_0001;
/// The [`AST`][crate::AST] node is exposed to the outside (i.e. public).
const EXPORTED = 0b0000_0010;
/// The [`AST`][crate::AST] node is negated (i.e. whatever information is the opposite).
const NEGATED = 0b0000_0100;
/// The [`AST`][crate::AST] node breaks out of normal control flow.
const BREAK = 0b0000_1000;
}
}