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Reduce size of Engine.

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This commit is contained in:
Stephen Chung
2022-11-24 22:58:42 +08:00
parent cefe3f1715
commit 2bf8e610a3
18 changed files with 168 additions and 78 deletions
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34
src/engine.rs
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@@ -96,7 +96,8 @@ pub struct Engine {
pub(crate) global_modules: StaticVec<SharedModule>,
/// A collection of all sub-modules directly loaded into the Engine.
#[cfg(not(feature = "no_module"))]
pub(crate) global_sub_modules: std::collections::BTreeMap<Identifier, SharedModule>,
pub(crate) global_sub_modules:
Option<Box<std::collections::BTreeMap<Identifier, SharedModule>>>,
/// A module resolution service.
#[cfg(not(feature = "no_module"))]
@@ -106,14 +107,16 @@ pub struct Engine {
pub(crate) interned_strings: Locked<StringsInterner>,
/// A set of symbols to disable.
pub(crate) disabled_symbols: BTreeSet<Identifier>,
pub(crate) disabled_symbols: Option<Box<BTreeSet<Identifier>>>,
/// A map containing custom keywords and precedence to recognize.
#[cfg(not(feature = "no_custom_syntax"))]
pub(crate) custom_keywords: std::collections::BTreeMap<Identifier, Option<Precedence>>,
pub(crate) custom_keywords:
Option<Box<std::collections::BTreeMap<Identifier, Option<Precedence>>>>,
/// Custom syntax.
#[cfg(not(feature = "no_custom_syntax"))]
pub(crate) custom_syntax:
std::collections::BTreeMap<Identifier, crate::api::custom_syntax::CustomSyntax>,
pub(crate) custom_syntax: Option<
Box<std::collections::BTreeMap<Identifier, crate::api::custom_syntax::CustomSyntax>>,
>,
/// Callback closure for filtering variable definition.
pub(crate) def_var_filter: Option<Box<OnDefVarCallback>>,
/// Callback closure for resolving variable access.
@@ -144,10 +147,12 @@ pub struct Engine {
/// Callback closure for debugging.
#[cfg(feature = "debugging")]
pub(crate) debugger: Option<(
Box<crate::eval::OnDebuggingInit>,
Box<crate::eval::OnDebuggerCallback>,
)>,
pub(crate) debugger: Option<
Box<(
Box<crate::eval::OnDebuggingInit>,
Box<crate::eval::OnDebuggerCallback>,
)>,
>,
}
impl fmt::Debug for Engine {
@@ -168,7 +173,8 @@ impl fmt::Debug for Engine {
"custom_syntax",
&self
.custom_syntax
.keys()
.iter()
.flat_map(|m| m.keys())
.map(crate::SmartString::as_str)
.collect::<String>(),
);
@@ -264,17 +270,17 @@ impl Engine {
global_modules: StaticVec::new_const(),
#[cfg(not(feature = "no_module"))]
global_sub_modules: std::collections::BTreeMap::new(),
global_sub_modules: None,
#[cfg(not(feature = "no_module"))]
module_resolver: Box::new(crate::module::resolvers::DummyModuleResolver::new()),
interned_strings: StringsInterner::new().into(),
disabled_symbols: BTreeSet::new(),
disabled_symbols: None,
#[cfg(not(feature = "no_custom_syntax"))]
custom_keywords: std::collections::BTreeMap::new(),
custom_keywords: None,
#[cfg(not(feature = "no_custom_syntax"))]
custom_syntax: std::collections::BTreeMap::new(),
custom_syntax: None,
def_var_filter: None,
resolve_var: None,