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refactor: remove extra passage of arguments (unnecessary)

pull/12902/head
Nikita Revenco 2025-03-04 13:22:40 +00:00
parent 386c4220fd
commit 7b89fb4699
1 changed files with 55 additions and 89 deletions
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144
helix-term/src/ui/mod.rs
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@ -35,7 +35,6 @@ use tui::text::Span;
use std::fs;
use std::path::Path;
use std::sync::Arc;
use std::{error::Error, path::PathBuf};
use self::picker::PickerKeyHandler;
@ -293,32 +292,22 @@ type FileExplorer = Picker<ExplorerItem, ExplorerData>;
type KeyHandler = PickerKeyHandler<ExplorerItem, ExplorerData>;
type OverwritePath = fn(
cursor: u32,
cx: &mut Context,
picker_root: PathBuf,
&str,
&Path,
) -> Option<Result<String, String>>;
fn confirm_before_overwriting(
/// Create a prompt that asks for the user's confirmation before overwriting a path
fn confirm_before_overwriting<F>(
// Path that we are overwriting
overwriting: PathBuf,
cursor: u32,
// Overwrite this path with
overwrite_with: PathBuf,
cx: &mut Context,
operation_input_str: String,
operation_input: PathBuf,
picker_root: PathBuf,
overwrite: OverwritePath,
) -> Option<Result<String, String>> {
overwrite: F,
) -> Option<Result<String, String>>
where
F: Fn(&mut Context, PathBuf, &Path) -> Option<Result<String, String>> + Send + 'static,
{
// No need for confirmation, as the path does not exist. We can freely write to it
if !overwriting.exists() {
return overwrite(
cursor,
cx,
picker_root,
&operation_input_str,
&operation_input,
);
return overwrite(cx, picker_root, &overwrite_with);
}
let callback = Box::pin(async move {
let call: Callback = Callback::EditorCompositor(Box::new(move |_editor, compositor| {
@ -335,13 +324,7 @@ fn confirm_before_overwriting(
return;
};
match overwrite(
cursor,
cx,
picker_root.clone(),
&operation_input_str,
&operation_input,
) {
match overwrite(cx, picker_root.clone(), &overwrite_with) {
Some(Ok(msg)) => cx.editor.set_status(msg),
Some(Err(msg)) => cx.editor.set_error(msg),
None => (),
@ -358,17 +341,19 @@ fn confirm_before_overwriting(
None
}
type FileOperation = fn(PathBuf, u32, &mut Context, &Path, &str) -> Option<Result<String, String>>;
fn create_file_operation_prompt(
cursor: u32,
prompt: fn(&Path) -> String,
fn create_file_operation_prompt<F>(
cx: &mut Context,
// Currently selected path of the picker
path: &Path,
data: Arc<ExplorerData>,
compute_initial_line: fn(&Path) -> String,
file_op: FileOperation,
) {
// Text value of the prompt
prompt: fn(&Path) -> String,
// What to fill user's input with
prefill: fn(&Path) -> String,
// Action to take when the operation runs
file_op: F,
) where
F: Fn(&mut Context, &PathBuf, String) -> Option<Result<String, String>> + Send + 'static,
{
cx.editor.file_explorer_selected_path = Some(path.to_path_buf());
let callback = Box::pin(async move {
let call: Callback = Callback::EditorCompositor(Box::new(move |editor, compositor| {
@ -389,7 +374,7 @@ fn create_file_operation_prompt(
let path = cx.editor.file_explorer_selected_path.clone();
if let Some(path) = path {
match file_op(data.0.clone(), cursor, cx, &path, input) {
match file_op(cx, &path, input.to_owned()) {
Some(Ok(msg)) => cx.editor.set_status(msg),
Some(Err(msg)) => cx.editor.set_error(msg),
None => cx.editor.clear_status(),
@ -402,7 +387,7 @@ fn create_file_operation_prompt(
);
if let Some(path_editing) = &editor.file_explorer_selected_path {
prompt.set_line_no_recalculate(compute_initial_line(path_editing));
prompt.set_line_no_recalculate(prefill(path_editing));
}
compositor.push(Box::new(prompt));
@ -451,32 +436,25 @@ pub fn file_explorer(
let create: KeyHandler = Box::new(|cx, (path, _), data, cursor| {
create_file_operation_prompt(
cursor,
|_| "Create: ".into(),
cx,
path,
data,
|_| "Create: ".into(),
|path| {
path.parent()
.map(|p| format!("{}{}", p.display(), std::path::MAIN_SEPARATOR))
.unwrap_or_default()
},
|root, cursor, cx, _, to_create_str| {
let to_create = helix_stdx::path::expand_tilde(PathBuf::from(to_create_str));
move |cx, _, to_create_string| {
let root = data.0.clone();
let to_create = helix_stdx::path::expand_tilde(PathBuf::from(&to_create_string));
confirm_before_overwriting(
to_create.to_path_buf(),
cursor,
cx,
to_create_str.to_string(),
to_create.to_path_buf(),
cx,
root,
|cursor: u32,
cx: &mut Context,
root: PathBuf,
to_create_str: &str,
to_create: &Path| {
if to_create_str.ends_with(std::path::MAIN_SEPARATOR) {
move |cx: &mut Context, root: PathBuf, to_create: &Path| {
if to_create_string.ends_with(std::path::MAIN_SEPARATOR) {
if let Err(err_create_dir) =
fs::create_dir_all(to_create).map_err(|err| {
format!(
@ -523,33 +501,27 @@ pub fn file_explorer(
let move_: KeyHandler = Box::new(|cx, (path, _), data, cursor| {
create_file_operation_prompt(
cursor,
|path| format!("Move {} -> ", path.display()),
cx,
path,
data,
|path| format!("Move {} -> ", path.display()),
|path| path.display().to_string(),
|root, cursor, cx, move_from, move_to_str| {
let move_to = helix_stdx::path::expand_tilde(PathBuf::from(move_to_str));
move |cx, move_from, move_to_string| {
let root = data.0.clone();
let move_to = helix_stdx::path::expand_tilde(PathBuf::from(&move_to_string));
confirm_before_overwriting(
move_to.to_path_buf(),
cursor,
cx,
move_to_str.to_string(),
move_from.to_path_buf(),
cx,
root,
|cursor: u32,
cx: &mut Context,
root: PathBuf,
move_to_str: &str,
move_from: &Path| {
let move_to = helix_stdx::path::expand_tilde(PathBuf::from(move_to_str));
move |cx: &mut Context, root: PathBuf, move_from: &Path| {
let move_to =
helix_stdx::path::expand_tilde(PathBuf::from(&move_to_string));
if let Err(err) = cx.editor.move_path(move_from, &move_to).map_err(|err| {
format!(
"Unable to move {} {} -> {}: {err}",
if move_to_str.ends_with(std::path::MAIN_SEPARATOR) {
if move_to_string.ends_with(std::path::MAIN_SEPARATOR) {
"directory"
} else {
"file"
@ -570,13 +542,12 @@ pub fn file_explorer(
let delete: KeyHandler = Box::new(|cx, (path, _), data, cursor| {
create_file_operation_prompt(
cursor,
|path| format!("Delete {}? (y/n): ", path.display()),
cx,
path,
data,
|path| format!("Delete {}? (y/n): ", path.display()),
|_| "".to_string(),
|root, cursor, cx, to_delete, confirmation| {
move |cx, to_delete, confirmation| {
let root = data.0.clone();
if confirmation != "y" {
return None;
}
@ -610,20 +581,19 @@ pub fn file_explorer(
let copy: KeyHandler = Box::new(|cx, (path, _), data, cursor| {
create_file_operation_prompt(
cursor,
|path| format!("Copy {} -> ", path.display()),
cx,
path,
data,
|path| format!("Copy {} -> ", path.display()),
|path| {
path.parent()
.map(|p| format!("{}{}", p.display(), std::path::MAIN_SEPARATOR))
.unwrap_or_default()
},
|root, cursor, cx, copy_from, copy_to_str| {
let copy_to = helix_stdx::path::expand_tilde(PathBuf::from(copy_to_str));
move |cx, copy_from, copy_to_string| {
let root = data.0.clone();
let copy_to = helix_stdx::path::expand_tilde(PathBuf::from(&copy_to_string));
if copy_from.is_dir() || copy_to_str.ends_with(std::path::MAIN_SEPARATOR) {
if copy_from.is_dir() || copy_to_string.ends_with(std::path::MAIN_SEPARATOR) {
// TODO: support copying directories (recursively)?. This isn't built-in to the standard library
return Some(Err(format!(
"Copying directories is not supported: {} is a directory",
@ -631,19 +601,15 @@ pub fn file_explorer(
)));
}
let copy_to_str = copy_to_string.to_string();
confirm_before_overwriting(
copy_to.to_path_buf(),
cursor,
cx,
copy_to_str.to_string(),
copy_from.to_path_buf(),
cx,
root,
|cursor: u32,
cx: &mut Context,
root: PathBuf,
copy_to_str: &str,
copy_from: &Path| {
let copy_to = helix_stdx::path::expand_tilde(PathBuf::from(copy_to_str));
move |cx: &mut Context, picker_root: PathBuf, copy_from: &Path| {
let copy_to = helix_stdx::path::expand_tilde(PathBuf::from(&copy_to_str));
if let Err(err) = std::fs::copy(copy_from, &copy_to).map_err(|err| {
format!(
"Unable to copy from file {} to {}: {err}",
@ -653,7 +619,7 @@ pub fn file_explorer(
}) {
return Some(Err(err));
};
refresh_file_explorer(cursor, cx, root);
refresh_file_explorer(cursor, cx, picker_root);
Some(Ok(format!(
"Copied contents of file {} to {}",