helix/helix-term/src/handlers/snippet.rs

29 lines
967 B
Rust

use helix_event::register_hook;
use helix_view::events::{DocumentDidChange, DocumentFocusLost, SelectionDidChange};
use helix_view::handlers::Handlers;
pub(super) fn register_hooks(_handlers: &Handlers) {
register_hook!(move |event: &mut SelectionDidChange<'_>| {
if let Some(snippet) = &event.doc.active_snippet {
if !snippet.is_valid(event.doc.selection(event.view)) {
event.doc.active_snippet = None;
}
}
Ok(())
});
register_hook!(move |event: &mut DocumentDidChange<'_>| {
if let Some(snippet) = &mut event.doc.active_snippet {
let invalid = snippet.map(event.changes);
if invalid {
event.doc.active_snippet = None;
}
}
Ok(())
});
register_hook!(move |event: &mut DocumentFocusLost<'_>| {
let editor = &mut event.editor;
doc_mut!(editor).active_snippet = None;
Ok(())
});
}