bendns' repos / helix
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'helix-term/src/ui/prompt.rs')
-rw-r--r--helix-term/src/ui/prompt.rs33
1 files changed, 26 insertions, 7 deletions
diff --git a/helix-term/src/ui/prompt.rs b/helix-term/src/ui/prompt.rs
index 14b242df..3518ddf7 100644
--- a/helix-term/src/ui/prompt.rs
+++ b/helix-term/src/ui/prompt.rs
@@ -92,12 +92,22 @@ impl Prompt {
}
}
+ /// Gets the byte index in the input representing the current cursor location.
+ #[inline]
+ pub(crate) fn position(&self) -> usize {
+ self.cursor
+ }
+
pub fn with_line(mut self, line: String, editor: &Editor) -> Self {
+ self.set_line(line, editor);
+ self
+ }
+
+ pub fn set_line(&mut self, line: String, editor: &Editor) {
let cursor = line.len();
self.line = line;
self.cursor = cursor;
self.recalculate_completion(editor);
- self
}
pub fn with_language(
@@ -113,6 +123,19 @@ impl Prompt {
&self.line
}
+ pub fn with_history_register(&mut self, history_register: Option<char>) -> &mut Self {
+ self.history_register = history_register;
+ self
+ }
+
+ pub(crate) fn first_history_completion<'a>(
+ &'a self,
+ editor: &'a Editor,
+ ) -> Option<Cow<'a, str>> {
+ self.history_register
+ .and_then(|reg| editor.registers.first(reg, editor))
+ }
+
pub fn recalculate_completion(&mut self, editor: &Editor) {
self.exit_selection();
self.completion = (self.completion_fn)(editor, &self.line);
@@ -476,10 +499,7 @@ impl Prompt {
let line_area = area.clip_left(self.prompt.len() as u16).clip_top(line);
if self.line.is_empty() {
// Show the most recently entered value as a suggestion.
- if let Some(suggestion) = self
- .history_register
- .and_then(|reg| cx.editor.registers.first(reg, cx.editor))
- {
+ if let Some(suggestion) = self.first_history_completion(cx.editor) {
surface.set_string(line_area.x, line_area.y, suggestion, suggestion_color);
}
} else if let Some((language, loader)) = self.language.as_ref() {
@@ -574,8 +594,7 @@ impl Component for Prompt {
self.recalculate_completion(cx.editor);
} else {
let last_item = self
- .history_register
- .and_then(|reg| cx.editor.registers.first(reg, cx.editor))
+ .first_history_completion(cx.editor)
.map(|entry| entry.to_string())
.unwrap_or_else(|| String::from(""));