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Fix completion panicking if text changed before insert completed.

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This commit is contained in:
Blaž Hrastnik 2021-03-18 13:28:42 +09:00
parent 8eaf9a432d
commit 0f6624491b
1 changed files with 4 additions and 3 deletions

7
helix-term/src/commands.rs
View file

@ -1290,7 +1290,7 @@ pub fn completion(cx: &mut Context) {
// TODO: if no completion, show some message or something
if !res.is_empty() {
let snapshot = doc.state.clone();
// let snapshot = doc.state.clone();
let mut menu = ui::Menu::new(
res,
|item| {
@ -1304,13 +1304,13 @@ pub fn completion(cx: &mut Context) {
PromptEvent::Abort => {
// revert state
let doc = &mut editor.view_mut().doc;
doc.state = snapshot.clone();
// doc.state = snapshot.clone();
}
PromptEvent::Validate => {
let doc = &mut editor.view_mut().doc;
// revert state to what it was before the last update
doc.state = snapshot.clone();
// doc.state = snapshot.clone();
// extract as fn(doc, item):
@ -1350,6 +1350,7 @@ pub fn completion(cx: &mut Context) {
}
}
// TODO: <-- if state has changed by further input, transaction will panic on len
let transaction =
util::generate_transaction_from_edits(&doc.state, vec![edit]);
doc.apply(&transaction);