Simplify some code.

pull/11/head
Blaž Hrastnik 4 years ago
parent 0dbd5b61ef
commit cc058ad78f

@ -53,6 +53,7 @@ pub use {regex, tree_sitter};
pub use position::{coords_at_pos, pos_at_coords, Position};
pub use selection::{Range, Selection};
pub use smallvec::SmallVec;
pub use syntax::Syntax;
pub use diagnostic::Diagnostic;

@ -1,10 +1,10 @@
use helix_core::{
comment, coords_at_pos, graphemes, match_brackets,
comment, coords_at_pos, graphemes, indent, match_brackets,
movement::{self, Direction},
object, pos_at_coords,
regex::{self, Regex},
register, search, selection, Change, ChangeSet, Position, Range, Rope, RopeSlice, Selection,
Tendril, Transaction,
SmallVec, Tendril, Transaction,
};
use once_cell::sync::Lazy;
@ -951,26 +951,29 @@ pub fn open_below(cx: &mut Context) {
let (view, doc) = cx.current();
enter_insert_mode(doc);
let text = doc.text().slice(..);
let lines = selection_lines(doc.text(), doc.selection(view.id));
let positions = lines.into_iter().map(|index| {
// adjust all positions to the end of the line (next line minus one)
doc.text().line_to_char(index + 1).saturating_sub(1)
});
let mut ranges = SmallVec::with_capacity(lines.len());
let text = doc.text().slice(..);
let changes: Vec<Change> = lines
.into_iter()
.map(|line| {
// adjust all positions to the end of the line (next line minus one)
let index = doc.text().line_to_char(line + 1).saturating_sub(1);
let changes: Vec<Change> = positions
.map(|index| {
// TODO: share logic with insert_newline for indentation
let indent_level =
helix_core::indent::suggested_indent_for_pos(doc.syntax(), text, index, true);
let indent_level = indent::suggested_indent_for_pos(doc.syntax(), text, index, true);
let indent = doc.indent_unit().repeat(indent_level);
let mut text = String::with_capacity(1 + indent.len());
text.push('\n');
text.push_str(&indent);
let text = text.repeat(count);
// calculate new selection range
let pos = index + text.len();
ranges.push(Range::new(pos, pos));
(index, index, Some(text.into()))
})
.collect();
@ -978,17 +981,7 @@ pub fn open_below(cx: &mut Context) {
// TODO: count actually inserts "n" new lines and starts editing on all of them.
// TODO: append "count" newlines and modify cursors to those lines
let selection = Selection::new(
changes
.iter()
.map(|(start, _end, text): &Change| {
let len = text.as_ref().map(|text| text.len()).unwrap(); // minus newline
let pos = start + len;
Range::new(pos, pos)
})
.collect(),
0,
);
let selection = Selection::new(ranges, 0);
let transaction =
Transaction::change(doc.text(), changes.into_iter()).with_selection(selection);
@ -1002,26 +995,29 @@ pub fn open_above(cx: &mut Context) {
let (view, doc) = cx.current();
enter_insert_mode(doc);
let text = doc.text().slice(..);
let lines = selection_lines(doc.text(), doc.selection(view.id));
let positions = lines.into_iter().map(|index| {
// adjust all positions to the end of the previous line
doc.text().line_to_char(index).saturating_sub(1)
});
let mut ranges = SmallVec::with_capacity(lines.len());
let text = doc.text().slice(..);
let changes: Vec<Change> = lines
.into_iter()
.map(|line| {
// adjust all positions to the end of the previous line
let index = doc.text().line_to_char(line).saturating_sub(1);
let changes: Vec<Change> = positions
.map(|index| {
// TODO: share logic with insert_newline for indentation
let indent_level =
helix_core::indent::suggested_indent_for_pos(doc.syntax(), text, index, true);
let indent_level = indent::suggested_indent_for_pos(doc.syntax(), text, index, true);
let indent = doc.indent_unit().repeat(indent_level);
let mut text = String::with_capacity(1 + indent.len());
text.push('\n');
text.push_str(&indent);
let text = text.repeat(count);
// calculate new selection range
let pos = index + text.len();
ranges.push(Range::new(pos, pos));
// generate changes
(index, index, Some(text.into()))
})
@ -1030,17 +1026,7 @@ pub fn open_above(cx: &mut Context) {
// TODO: count actually inserts "n" new lines and starts editing on all of them.
// TODO: append "count" newlines and modify cursors to those lines
let selection = Selection::new(
changes
.iter()
.map(|(start, _end, text): &Change| {
let len = text.as_ref().map(|text| text.len()).unwrap(); // minus newline
let pos = start + len;
Range::new(pos, pos)
})
.collect(),
0,
);
let selection = Selection::new(ranges, 0);
let transaction =
Transaction::change(doc.text(), changes.into_iter()).with_selection(selection);
@ -1359,12 +1345,8 @@ pub mod insert {
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
// TODO: offset range.head by 1? when calculating?
let indent_level = helix_core::indent::suggested_indent_for_pos(
doc.syntax(),
text,
range.head,
true,
);
let indent_level =
indent::suggested_indent_for_pos(doc.syntax(), text, range.head, true);
let indent = doc.indent_unit().repeat(indent_level);
let mut text = String::with_capacity(1 + indent.len());
text.push('\n');

@ -82,7 +82,7 @@ pub fn file_picker(root: PathBuf) -> Picker<PathBuf> {
let files = Walk::new(root.clone()).filter_map(|entry| match entry {
Ok(entry) => {
// filter dirs, but we might need special handling for symlinks!
if !entry.file_type().unwrap().is_dir() {
if !entry.file_type().map_or(false, |entry| entry.is_dir()) {
Some(entry.into_path())
} else {
None
@ -97,7 +97,11 @@ pub fn file_picker(root: PathBuf) -> Picker<PathBuf> {
files.take(MAX).collect(),
move |path: &PathBuf| {
// format_fn
path.strip_prefix(&root).unwrap().to_str().unwrap().into()
path.strip_prefix(&root)
.unwrap_or(path)
.to_str()
.unwrap()
.into()
},
move |editor: &mut Editor, path: &PathBuf, action| {
let document_id = editor
@ -144,12 +148,13 @@ pub mod completers {
file.ok().map(|entry| {
let is_dir = entry.file_type().map_or(false, |entry| entry.is_dir());
let mut path = entry.path().strip_prefix(&dir).unwrap().to_path_buf();
let path = entry.path();
let mut path = path.strip_prefix(&dir).unwrap_or(path).to_path_buf();
if is_dir {
path.push("");
}
let path = path.to_str().unwrap().to_string();
let path = path.to_str().unwrap().to_owned();
(end.clone(), Cow::from(path))
})
}) // TODO: unwrap or skip

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