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@ -869,13 +869,6 @@ pub fn open_below(cx: &mut Context) {
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text.push_str(&indent);
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let text = text.repeat(count);
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// TODO: ideally we want to run a hook over the transactions to figure out and reindent all
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// \n's as a post-processing step?
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// behaviors:
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// - on insert mode enter: we add newline + indent and position cursor at the end
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// - on 3o/3O: we insert 3 newlines + indents each and position cursors at ends
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// generate changes
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(index, index, Some(text.into()))
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})
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.collect();
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@ -902,6 +895,56 @@ pub fn open_below(cx: &mut Context) {
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}
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// O inserts a new line before each line with a selection
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pub fn open_above(cx: &mut Context) {
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let count = cx.count;
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let mut doc = cx.doc();
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enter_insert_mode(&mut doc);
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let lines = selection_lines(doc.text(), doc.selection());
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let positions = lines.into_iter().map(|index| {
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// adjust all positions to the end of the previous line
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doc.text().line_to_char(index).saturating_sub(1)
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});
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let text = doc.text().slice(..);
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let changes: Vec<Change> = positions
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.map(|index| {
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// TODO: share logic with insert_newline for indentation
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let indent_level =
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helix_core::indent::suggested_indent_for_pos(doc.syntax(), text, index, true);
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let indent = doc.indent_unit().repeat(indent_level);
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let mut text = String::with_capacity(1 + indent.len());
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text.push('\n');
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text.push_str(&indent);
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let text = text.repeat(count);
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// generate changes
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(index, index, Some(text.into()))
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})
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.collect();
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// TODO: count actually inserts "n" new lines and starts editing on all of them.
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// TODO: append "count" newlines and modify cursors to those lines
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let selection = Selection::new(
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changes
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.iter()
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.map(|(start, _end, text): &Change| {
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let len = text.as_ref().map(|text| text.len()).unwrap(); // minus newline
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let pos = start + len;
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Range::new(pos, pos)
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})
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.collect(),
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0,
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);
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let transaction =
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Transaction::change(doc.text(), changes.into_iter()).with_selection(selection);
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doc.apply(&transaction);
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}
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pub fn normal_mode(cx: &mut Context) {
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let mut doc = cx.doc();
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