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Merge pull request #2035 from zed-industries/always-auto-indent-block-on-paste

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Always auto-indent in block-wise mode when pasting
This commit is contained in:
Max Brunsfeld 2023-01-17 10:24:41 -08:00 • committed by GitHub
commit 1a6a807db5
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 108 additions and 21 deletions
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30
crates/language/src/buffer.rs
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@ -1349,13 +1349,6 @@ impl Buffer {
let edit_id = edit_operation.local_timestamp();
if let Some((before_edit, mode)) = autoindent_request {
let (start_columns, is_block_mode) = match mode {
AutoindentMode::Block {
original_indent_columns: start_columns,
} => (start_columns, true),
AutoindentMode::EachLine => (Default::default(), false),
};
let mut delta = 0isize;
let entries = edits
.into_iter()
@ -1369,7 +1362,7 @@ impl Buffer {
let mut range_of_insertion_to_indent = 0..new_text_len;
let mut first_line_is_new = false;
let mut start_column = None;
let mut original_indent_column = None;
// When inserting an entire line at the beginning of an existing line,
// treat the insertion as new.
@ -1381,14 +1374,23 @@ impl Buffer {
// When inserting text starting with a newline, avoid auto-indenting the
// previous line.
if new_text[range_of_insertion_to_indent.clone()].starts_with('\n') {
if new_text.starts_with('\n') {
range_of_insertion_to_indent.start += 1;
first_line_is_new = true;
}
// Avoid auto-indenting after the insertion.
if is_block_mode {
start_column = start_columns.get(ix).copied();
if let AutoindentMode::Block {
original_indent_columns,
} = &mode
{
original_indent_column =
Some(original_indent_columns.get(ix).copied().unwrap_or_else(|| {
indent_size_for_text(
new_text[range_of_insertion_to_indent.clone()].chars(),
)
.len
}));
if new_text[range_of_insertion_to_indent.clone()].ends_with('\n') {
range_of_insertion_to_indent.end -= 1;
}
@ -1396,7 +1398,7 @@ impl Buffer {
AutoindentRequestEntry {
first_line_is_new,
original_indent_column: start_column,
original_indent_column,
indent_size: before_edit.language_indent_size_at(range.start, cx),
range: self.anchor_before(new_start + range_of_insertion_to_indent.start)
..self.anchor_after(new_start + range_of_insertion_to_indent.end),
@ -1407,7 +1409,7 @@ impl Buffer {
self.autoindent_requests.push(Arc::new(AutoindentRequest {
before_edit,
entries,
is_block_mode,
is_block_mode: matches!(mode, AutoindentMode::Block { .. }),
}));
}
@ -2414,7 +2416,7 @@ impl BufferSnapshot {
}
}
pub fn indent_size_for_line(text: &text::BufferSnapshot, row: u32) -> IndentSize {
fn indent_size_for_line(text: &text::BufferSnapshot, row: u32) -> IndentSize {
indent_size_for_text(text.chars_at(Point::new(row, 0)))
}