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Improve goto_file_impl (helix-editor#9065)
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TornaxO7 authored and Vulpesx committed Jun 7, 2024
1 parent 2d7696e commit f2963f5
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Showing 2 changed files with 70 additions and 19 deletions.
67 changes: 48 additions & 19 deletions helix-term/src/commands.rs
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,10 @@ pub(crate) mod typed;

pub use dap::*;
use helix_event::status;
use helix_stdx::rope::{self, RopeSliceExt};
use helix_stdx::{
path::expand_tilde,
rope::{self, RopeSliceExt},
};
use helix_vcs::{FileChange, Hunk};
pub use lsp::*;
use tui::{
Expand Down Expand Up @@ -1196,25 +1199,51 @@ fn goto_file_impl(cx: &mut Context, action: Action) {
let primary = selections.primary();
// Checks whether there is only one selection with a width of 1
if selections.len() == 1 && primary.len() == 1 {
let count = cx.count();
let text_slice = text.slice(..);
// In this case it selects the WORD under the cursor
let current_word = textobject::textobject_word(
text_slice,
primary,
textobject::TextObject::Inside,
count,
true,
);
// Trims some surrounding chars so that the actual file is opened.
let surrounding_chars: &[_] = &['\'', '"', '(', ')'];
paths.clear();
paths.push(
current_word
.fragment(text_slice)
.trim_matches(surrounding_chars)
.to_string(),
);

let is_valid_path_char = |c: &char| {
#[cfg(target_os = "windows")]
let valid_chars = &[
'@', '/', '\\', '.', '-', '_', '+', '#', '$', '%', '{', '}', '[', ']', ':', '!',
'~', '=',
];
#[cfg(not(target_os = "windows"))]
let valid_chars = &['@', '/', '.', '-', '_', '+', '#', '$', '%', '~', '=', ':'];

valid_chars.contains(c) || c.is_alphabetic() || c.is_numeric()
};

let cursor_pos = primary.cursor(text.slice(..));
let pre_cursor_pos = cursor_pos.saturating_sub(1);
let post_cursor_pos = cursor_pos + 1;
let start_pos = if is_valid_path_char(&text.char(cursor_pos)) {
cursor_pos
} else if is_valid_path_char(&text.char(pre_cursor_pos)) {
pre_cursor_pos
} else {
post_cursor_pos
};

let prefix_len = text
.chars_at(start_pos)
.reversed()
.take_while(is_valid_path_char)
.count();

let postfix_len = text
.chars_at(start_pos)
.take_while(is_valid_path_char)
.count();

let path: Cow<str> = text
.slice((start_pos - prefix_len)..(start_pos + postfix_len))
.into();
log::debug!("Goto file path: {}", path);

match expand_tilde(PathBuf::from(path.as_ref())).to_str() {
Some(path) => paths.push(path.to_string()),
None => cx.editor.set_error("Couldn't get string out of path."),
};
}

for sel in paths {
Expand Down
22 changes: 22 additions & 0 deletions helix-term/tests/test/commands.rs
Original file line number Diff line number Diff line change
Expand Up @@ -153,6 +153,28 @@ async fn test_goto_file_impl() -> anyhow::Result<()> {
)
.await?;

// ';' is behind the path
test_key_sequence(
&mut AppBuilder::new().with_file(file.path(), None).build()?,
Some("iimport 'one.js';<esc>B;gf"),
Some(&|app| {
assert_eq!(1, match_paths(app, vec!["one.js"]));
}),
false,
)
.await?;

// allow numeric values in path
test_key_sequence(
&mut AppBuilder::new().with_file(file.path(), None).build()?,
Some("iimport 'one123.js'<esc>B;gf"),
Some(&|app| {
assert_eq!(1, match_paths(app, vec!["one123.js"]));
}),
false,
)
.await?;

Ok(())
}

Expand Down

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