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feat: [hx] maw and maW support

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Igor Támara 2025-11-11 17:18:14 -05:00 • committed by CJ van den Berg
parent 878aef9926
commit 4b3e71408a
1 changed files with 80 additions and 3 deletions
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83
src/tui/mode/helix.zig
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@ -415,9 +415,6 @@ const cmds_ = struct {
var action: []const u8 = "";
if (!try ctx.args.match(.{tp.extract(&action)})) return error.Stop;
const logger = log.logger("helix-mode");
defer logger.deinit();
logger.print("the selection {s}", .{action});
const mv = tui.mainview() orelse return;
const ed = mv.get_active_editor() orelse return;
const root = ed.buf_root() catch return;
@ -433,6 +430,25 @@ const cmds_ = struct {
}
pub const select_textobject_inner_meta: Meta = .{ .description = "select inside object helix" };
pub fn select_textobject_around(_: *void, ctx: Ctx) Result {
var action: []const u8 = "";
if (!try ctx.args.match(.{tp.extract(&action)})) return error.Stop;
const mv = tui.mainview() orelse return;
const ed = mv.get_active_editor() orelse return;
const root = ed.buf_root() catch return;
if (std.mem.eql(u8, action, "w")) {
try ed.with_cursels_const(root, select_around_word, ed.metrics);
} else if (std.mem.eql(u8, action, "W")) {
try ed.with_cursels_const(root, select_inner_long_word, ed.metrics);
} else {
return;
}
ed.clamp();
}
pub const select_textobject_around_meta: Meta = .{ .description = "select around object helix" };
pub fn copy_helix(_: *void, _: Ctx) Result {
const mv = tui.mainview() orelse return;
const ed = mv.get_active_editor() orelse return;
@ -570,6 +586,67 @@ fn select_inner_long_word(root: Buffer.Root, cursel: *CurSel, metrics: Buffer.Me
cursel.*.cursor = next;
}
fn is_tab_or_space(c: []const u8) bool {
return (c[0] == ' ') or (c[0] == '\t');
}
fn is_tab_or_espace_at_cursor(root: Buffer.Root, cursor: *const Cursor, metrics: Buffer.Metrics) bool {
return cursor.test_at(root, is_tab_or_space, metrics);
}
fn is_not_tab_or_espace_at_cursor(root: Buffer.Root, cursor: *const Cursor, metrics: Buffer.Metrics) bool {
return !cursor.test_at(root, is_tab_or_space, metrics);
}
fn select_around_word(root: Buffer.Root, cursel: *CurSel, metrics: Buffer.Metrics) !void {
if (!cursel.cursor.test_at(root, Editor.is_word_char, metrics)) return;
var expander = cursel.*;
try select_inner_word(root, &expander, metrics);
const sel_e = try expander.enable_selection(root, metrics);
var prev = sel_e.begin;
var next = sel_e.end;
if (next.test_at(root, is_tab_or_space, metrics)) {
Editor.move_cursor_right_until(root, &next, is_not_tab_or_espace_at_cursor, metrics);
} else {
next = sel_e.end;
prev.move_left(root, metrics) catch {};
if (prev.test_at(root, is_tab_or_space, metrics)) {
Editor.move_cursor_left_until(root, &prev, is_not_tab_or_espace_at_cursor, metrics);
prev.move_right(root, metrics) catch {};
} else {
prev = sel_e.begin;
}
}
const sel = try cursel.enable_selection(root, metrics);
sel.begin = prev;
sel.end = next;
cursel.*.cursor = next;
}
fn select_around_long_word(root: Buffer.Root, cursel: *CurSel, metrics: Buffer.Metrics) !void {
if (!cursel.cursor.test_at(root, Editor.is_word_char, metrics)) return;
var expander = cursel.*;
try select_inner_long_word(root, &expander, metrics);
const sel_e = try expander.enable_selection(root, metrics);
var prev = sel_e.begin;
var next = sel_e.end;
if (next.test_at(root, is_tab_or_space, metrics)) {
Editor.move_cursor_right_until(root, &next, is_not_tab_or_espace_at_cursor, metrics);
} else {
next = sel_e.end;
prev.move_left(root, metrics) catch {};
if (prev.test_at(root, is_tab_or_space, metrics)) {
Editor.move_cursor_left_until(root, &prev, is_not_tab_or_espace_at_cursor, metrics);
prev.move_right(root, metrics) catch {};
} else {
prev = sel_e.begin;
}
}
const sel = try cursel.enable_selection(root, metrics);
sel.begin = prev;
sel.end = next;
cursel.*.cursor = next;
}
fn select_cursel_to_char_left_helix(root: Buffer.Root, cursel: *CurSel, ctx: command.Context, metrics: Buffer.Metrics) error{Stop}!void {
var moving_cursor: Cursor = cursel.*.cursor;
var begin = cursel.*.cursor;