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Move encapsulated environment out of ScriptFnDef.

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This commit is contained in:
Stephen Chung
2022-12-12 16:06:24 +08:00
parent 397b5eb39d
commit 67a7ab4069
14 changed files with 116 additions and 79 deletions
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22
src/ast/script_fn.rs
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@@ -7,34 +7,12 @@ use crate::{FnArgsVec, ImmutableString};
use std::prelude::v1::*;
use std::{fmt, hash::Hash};
/// _(internals)_ Encapsulated AST environment.
/// Exported under the `internals` feature only.
///
/// 1) other functions defined within the same AST
/// 2) the stack of imported [modules][crate::Module]
/// 3) global constants
///
/// Not available under `no_module` or `no_function`.
#[cfg(not(feature = "no_module"))]
#[derive(Debug, Clone)]
pub struct EncapsulatedEnviron {
/// Functions defined within the same [`AST`][crate::AST].
pub lib: crate::SharedModule,
/// Imported [modules][crate::Module].
pub imports: Box<[(ImmutableString, crate::SharedModule)]>,
/// Globally-defined constants.
pub constants: Option<crate::eval::SharedGlobalConstants>,
}
/// _(internals)_ A type containing information on a script-defined function.
/// Exported under the `internals` feature only.
#[derive(Debug, Clone)]
pub struct ScriptFnDef {
/// Function body.
pub body: StmtBlock,
/// Encapsulated AST environment, if any.
#[cfg(not(feature = "no_module"))]
pub environ: Option<crate::Shared<EncapsulatedEnviron>>,
/// Function name.
pub name: ImmutableString,
/// Function access mode.