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Reuse parsed modules (#9125)

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This commit is contained in:
Jakub Žádník
2023-05-07 14:41:40 +03:00
committed by GitHub
parent 0ea973b78b
commit 250071939b
3 changed files with 50 additions and 15 deletions
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35
crates/nu-protocol/src/engine/engine_state.rs
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@ -1322,6 +1322,13 @@ impl<'a> StateWorkingSet<'a> {
module_id
}
pub fn get_module_comments(&self, module_id: ModuleId) -> Option<&[Span]> {
self.delta
.usage
.get_module_comments(module_id)
.or_else(|| self.permanent_state.get_module_comments(module_id))
}
pub fn next_span_start(&self) -> usize {
let permanent_span_start = self.permanent_state.next_span_start();
@ -1779,18 +1786,6 @@ impl<'a> StateWorkingSet<'a> {
}
}
pub fn get_module_mut(&mut self, module_id: ModuleId) -> &mut Module {
let num_permanent_modules = self.permanent_state.num_modules();
if module_id < num_permanent_modules {
panic!("Attempt to mutate a module that is in the permanent (immutable) state")
} else {
self.delta
.modules
.get_mut(module_id - num_permanent_modules)
.expect("internal error: missing module")
}
}
pub fn get_block_mut(&mut self, block_id: BlockId) -> &mut Block {
let num_permanent_blocks = self.permanent_state.num_blocks();
if block_id < num_permanent_blocks {
@ -1997,6 +1992,22 @@ impl<'a> StateWorkingSet<'a> {
None
}
pub fn find_module_by_span(&self, span: Span) -> Option<ModuleId> {
for (id, module) in self.delta.modules.iter().enumerate() {
if Some(span) == module.span {
return Some(self.permanent_state.num_modules() + id);
}
}
for (module_id, module) in self.permanent_state.modules.iter().enumerate() {
if Some(span) == module.span {
return Some(module_id);
}
}
None
}
}
impl Default for EngineState {