54 lines
1.5 KiB
Rust
54 lines
1.5 KiB
Rust
//! Module defining script options.
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use bitflags::bitflags;
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#[cfg(feature = "no_std")]
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use std::prelude::v1::*;
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/// A type representing the access mode of a function.
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#[derive(Debug, Clone, Copy, Eq, PartialEq, Ord, PartialOrd, Hash)]
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#[non_exhaustive]
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pub enum FnAccess {
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/// Private function.
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Private,
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/// Public function.
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Public,
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}
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impl FnAccess {
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/// Is this function private?
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#[inline(always)]
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#[must_use]
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pub fn is_private(self) -> bool {
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match self {
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Self::Private => true,
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Self::Public => false,
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}
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}
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/// Is this function public?
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#[inline(always)]
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#[must_use]
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pub fn is_public(self) -> bool {
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match self {
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Self::Private => false,
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Self::Public => true,
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}
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}
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}
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bitflags! {
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/// _(internals)_ Bit-flags containing [`AST`][crate::AST] node configuration options.
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/// Exported under the `internals` feature only.
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pub struct ASTFlags: u8 {
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/// No options for the [`AST`][crate::AST] node.
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const NONE = 0b_0000_0000;
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/// The [`AST`][crate::AST] node is read-only.
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const CONSTANT = 0b_0000_0001;
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/// The [`AST`][crate::AST] node is exposed to the outside (i.e. public).
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const EXPORTED = 0b_0000_0010;
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/// The [`AST`][crate::AST] node is negated (i.e. whatever information is the opposite).
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const NEGATED = 0b_0000_0100;
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/// The [`AST`][crate::AST] node breaks out of normal control flow.
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const BREAK = 0b_0000_1000;
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}
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}
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