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Extract code generation logic into its own module

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This commit is contained in:
Antonio Scandurra 2023-09-11 11:25:37 +02:00
parent e9747d0fea
commit 02078140c0
5 changed files with 609 additions and 470 deletions
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45
crates/editor/src/multi_buffer.rs
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@ -70,6 +70,9 @@ pub enum Event {
Edited {
sigleton_buffer_edited: bool,
},
TransactionUndone {
transaction_id: TransactionId,
},
Reloaded,
DiffBaseChanged,
LanguageChanged,
@ -771,30 +774,36 @@ impl MultiBuffer {
}
pub fn undo(&mut self, cx: &mut ModelContext<Self>) -> Option<TransactionId> {
let mut transaction_id = None;
if let Some(buffer) = self.as_singleton() {
return buffer.update(cx, |buffer, cx| buffer.undo(cx));
}
transaction_id = buffer.update(cx, |buffer, cx| buffer.undo(cx));
} else {
while let Some(transaction) = self.history.pop_undo() {
let mut undone = false;
for (buffer_id, buffer_transaction_id) in &mut transaction.buffer_transactions {
if let Some(BufferState { buffer, .. }) = self.buffers.borrow().get(buffer_id) {
undone |= buffer.update(cx, |buffer, cx| {
let undo_to = *buffer_transaction_id;
if let Some(entry) = buffer.peek_undo_stack() {
*buffer_transaction_id = entry.transaction_id();
}
buffer.undo_to_transaction(undo_to, cx)
});
}
}
while let Some(transaction) = self.history.pop_undo() {
let mut undone = false;
for (buffer_id, buffer_transaction_id) in &mut transaction.buffer_transactions {
if let Some(BufferState { buffer, .. }) = self.buffers.borrow().get(buffer_id) {
undone |= buffer.update(cx, |buffer, cx| {
let undo_to = *buffer_transaction_id;
if let Some(entry) = buffer.peek_undo_stack() {
*buffer_transaction_id = entry.transaction_id();
}
buffer.undo_to_transaction(undo_to, cx)
});
if undone {
transaction_id = Some(transaction.id);
break;
}
}
if undone {
return Some(transaction.id);
}
}
None
if let Some(transaction_id) = transaction_id {
cx.emit(Event::TransactionUndone { transaction_id });
}
transaction_id
}
pub fn redo(&mut self, cx: &mut ModelContext<Self>) -> Option<TransactionId> {