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-rw-r--r--helix-core/src/lib.rs2
-rw-r--r--helix-term/src/ui/prompt.rs25
2 files changed, 27 insertions, 0 deletions
diff --git a/helix-core/src/lib.rs b/helix-core/src/lib.rs
index e37175c1..79a22547 100644
--- a/helix-core/src/lib.rs
+++ b/helix-core/src/lib.rs
@@ -94,6 +94,8 @@ pub use ropey::{Rope, RopeSlice};
pub use tendril::StrTendril as Tendril;
+pub use unicode_general_category::get_general_category;
+
#[doc(inline)]
pub use {regex, tree_sitter};
diff --git a/helix-term/src/ui/prompt.rs b/helix-term/src/ui/prompt.rs
index c00968d0..433de15e 100644
--- a/helix-term/src/ui/prompt.rs
+++ b/helix-term/src/ui/prompt.rs
@@ -85,6 +85,27 @@ impl Prompt {
self.exit_selection();
}
+ pub fn delete_word_backwards(&mut self) {
+ use helix_core::get_general_category;
+ let mut chars = self.line.char_indices().rev();
+ // TODO add skipping whitespace logic here
+ let (mut i, cat) = match chars.next() {
+ Some((i, c)) => (i, get_general_category(c)),
+ None => return,
+ };
+ self.cursor -= 1;
+ for (nn, nc) in chars {
+ if get_general_category(nc) != cat {
+ break;
+ }
+ i = nn;
+ self.cursor -= 1;
+ }
+ self.line.drain(i..);
+ self.completion = (self.completion_fn)(&self.line);
+ self.exit_selection();
+ }
+
pub fn change_completion_selection(&mut self, direction: CompletionDirection) {
if self.completion.is_empty() {
return;
@@ -271,6 +292,10 @@ impl Component for Prompt {
modifiers: KeyModifiers::CONTROL,
} => self.move_start(),
KeyEvent {
+ code: KeyCode::Char('w'),
+ modifiers: KeyModifiers::CONTROL,
+ } => self.delete_word_backwards(),
+ KeyEvent {
code: KeyCode::Backspace,
modifiers: KeyModifiers::NONE,
} => {