diff options
| -rw-r--r-- | book/src/keymap.md | 43 | ||||
| -rw-r--r-- | helix-term/src/commands.rs | 54 | ||||
| -rw-r--r-- | helix-term/src/keymap.rs | 4 |
3 files changed, 81 insertions, 20 deletions
diff --git a/book/src/keymap.md b/book/src/keymap.md index c0c455d3..5d6e5795 100644 --- a/book/src/keymap.md +++ b/book/src/keymap.md @@ -41,26 +41,29 @@ ### Changes -| Key | Description | -| ----- | ----------- | -| `r` | Replace with a character | -| `R` | Replace with yanked text | -| `i` | Insert before selection | -| `a` | Insert after selection (append) | -| `I` | Insert at the start of the line | -| `A` | Insert at the end of the line | -| `o` | Open new line below selection | -| `o` | Open new line above selection | -| `u` | Undo change | -| `U` | Redo change | -| `y` | Yank selection | -| `p` | Paste after selection | -| `P` | Paste before selection | -| `>` | Indent selection | -| `<` | Unindent selection | -| `=` | Format selection | -| `d` | Delete selection | -| `c` | Change selection (delete and enter insert mode) | +| Key | Description | +| ----- | ----------- | +| `r` | Replace with a character | +| `R` | Replace with yanked text | +| `~` | Switch case of the selected text | +| `\`` | Set the selected text to upper case | +| `Alt-\`` | Set the selected text to lower case | +| `i` | Insert before selection | +| `a` | Insert after selection (append) | +| `I` | Insert at the start of the line | +| `A` | Insert at the end of the line | +| `o` | Open new line below selection | +| `o` | Open new line above selection | +| `u` | Undo change | +| `U` | Redo change | +| `y` | Yank selection | +| `p` | Paste after selection | +| `P` | Paste before selection | +| `>` | Indent selection | +| `<` | Unindent selection | +| `=` | Format selection | +| `d` | Delete selection | +| `c` | Change selection (delete and enter insert mode) | ### Selection manipulation diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs index 3b208ca8..7e769f4e 100644 --- a/helix-term/src/commands.rs +++ b/helix-term/src/commands.rs @@ -186,6 +186,9 @@ impl Command { extend_till_prev_char, extend_prev_char, replace, + switch_case, + switch_to_uppercase, + switch_to_lowercase, page_up, page_down, half_page_up, @@ -780,6 +783,57 @@ fn replace(cx: &mut Context) { }) } +fn switch_case(cx: &mut Context) { + let (view, doc) = current!(cx.editor); + let transaction = + Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| { + let text: Tendril = range + .fragment(doc.text().slice(..)) + .chars() + .flat_map(|ch| { + if ch.is_lowercase() { + ch.to_uppercase().collect() + } else if ch.is_uppercase() { + ch.to_lowercase().collect() + } else { + vec![ch] + } + }) + .collect(); + + (range.from(), range.to() + 1, Some(text)) + }); + + doc.apply(&transaction, view.id); + doc.append_changes_to_history(view.id); +} + +fn switch_to_uppercase(cx: &mut Context) { + let (view, doc) = current!(cx.editor); + let transaction = + Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| { + let text: Tendril = range.fragment(doc.text().slice(..)).to_uppercase().into(); + + (range.from(), range.to() + 1, Some(text)) + }); + + doc.apply(&transaction, view.id); + doc.append_changes_to_history(view.id); +} + +fn switch_to_lowercase(cx: &mut Context) { + let (view, doc) = current!(cx.editor); + let transaction = + Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| { + let text: Tendril = range.fragment(doc.text().slice(..)).to_lowercase().into(); + + (range.from(), range.to() + 1, Some(text)) + }); + + doc.apply(&transaction, view.id); + doc.append_changes_to_history(view.id); +} + fn scroll(cx: &mut Context, offset: usize, direction: Direction) { use Direction::*; let (view, doc) = current!(cx.editor); diff --git a/helix-term/src/keymap.rs b/helix-term/src/keymap.rs index fe32e49f..32994c37 100644 --- a/helix-term/src/keymap.rs +++ b/helix-term/src/keymap.rs @@ -82,6 +82,10 @@ impl Default for Keymaps { key!('r') => Command::replace, key!('R') => Command::replace_with_yanked, + key!('~') => Command::switch_case, + alt!('`') => Command::switch_to_uppercase, + key!('`') => Command::switch_to_lowercase, + key!(Home) => Command::goto_line_start, key!(End) => Command::goto_line_end, |