neurocyte/flow
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feat: make indent size and tab width configurable and add indent guide mode

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This commit is contained in:
CJ van den Berg 2024-10-10 23:14:55 +02:00
parent 55fb6d29a0
commit d2238bf847
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
15 changed files with 363 additions and 323 deletions
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19
src/buffer/Buffer.zig
View file

@ -19,8 +19,9 @@ pub const Metrics = struct {
ctx: *const anyopaque,
egc_length: egc_length_func,
egc_chunk_width: egc_chunk_width_func,
pub const egc_length_func = *const fn (ctx: *const anyopaque, egcs: []const u8, colcount: *c_int, abs_col: usize) usize;
pub const egc_chunk_width_func = *const fn (self: *const anyopaque, chunk_: []const u8, abs_col_: usize) usize;
tab_width: usize,
pub const egc_length_func = *const fn (self: Metrics, egcs: []const u8, colcount: *c_int, abs_col: usize) usize;
pub const egc_chunk_width_func = *const fn (self: Metrics, chunk_: []const u8, abs_col_: usize) usize;
};
arena: std.heap.ArenaAllocator,
@ -165,11 +166,11 @@ pub const Leaf = struct {
var buf = self.buf;
while (buf.len > 0 and pos.* > 0) {
if (buf[0] == '\t') {
cols = @intCast(8 - (abs_col % 8));
cols = @intCast(metrics.tab_width - (abs_col % metrics.tab_width));
buf = buf[1..];
pos.* -= 1;
} else {
const bytes = metrics.egc_length(metrics.ctx, buf, &cols, abs_col);
const bytes = metrics.egc_length(metrics, buf, &cols, abs_col);
buf = buf[bytes..];
pos.* -= bytes;
}
@ -192,7 +193,7 @@ pub const Leaf = struct {
return while (buf.len > 0) {
if (col == 0)
break @intFromPtr(buf.ptr) - @intFromPtr(self.buf.ptr);
const bytes = metrics.egc_length(metrics.ctx, buf, &cols, abs_col);
const bytes = metrics.egc_length(metrics, buf, &cols, abs_col);
buf = buf[bytes..];
if (col < cols)
break @intFromPtr(buf.ptr) - @intFromPtr(self.buf.ptr);
@ -225,7 +226,7 @@ pub const Leaf = struct {
buf = buf[1..];
},
else => {
const bytes = metrics.egc_length(metrics.ctx, buf, &cols, 0);
const bytes = metrics.egc_length(metrics, buf, &cols, 0);
var buf_: [4096]u8 = undefined;
try l.appendSlice(try std.fmt.bufPrint(&buf_, "{s}", .{std.fmt.fmtSliceEscapeLower(buf[0..bytes])}));
buf = buf[bytes..];
@ -484,7 +485,7 @@ const Node = union(enum) {
var buf: []const u8 = leaf.buf;
while (buf.len > 0) {
var cols: c_int = undefined;
const bytes = metrics.egc_length(metrics.ctx, buf, &cols, ctx.abs_col);
const bytes = metrics.egc_length(metrics, buf, &cols, ctx.abs_col);
const ret = ctx.walker_f(ctx.walker_ctx, buf[0..bytes], @intCast(cols), metrics);
if (ret.err) |e| return .{ .err = e };
buf = buf[bytes..];
@ -849,7 +850,7 @@ const Node = union(enum) {
line += 1;
col = 0;
} else {
col += metrics_.egc_chunk_width(metrics_.ctx, chunk, col);
col += metrics_.egc_chunk_width(metrics_, chunk, col);
}
}
return .{ line, col, self };
@ -972,7 +973,7 @@ const Node = union(enum) {
if (ctx.abs_col >= ctx.pos.col) return error.Stop;
if (buf[0] == '\n') return error.Stop;
var cols: c_int = undefined;
const egc_bytes = ctx.metrics.egc_length(ctx.metrics.ctx, buf, &cols, ctx.abs_col);
const egc_bytes = ctx.metrics.egc_length(ctx.metrics, buf, &cols, ctx.abs_col);
ctx.abs_col += @intCast(cols);
ctx.byte_pos += egc_bytes;
buf = buf[egc_bytes..];

5
src/config.zig
View file

@ -12,10 +12,13 @@ enable_terminal_cursor: bool = false,
enable_terminal_color_scheme: bool = builtin.os.tag != .windows,
highlight_current_line: bool = true,
highlight_current_line_gutter: bool = true,
show_whitespace: bool = false,
whitespace_mode: []const u8 = "none",
animation_min_lag: usize = 0, //milliseconds
animation_max_lag: usize = 150, //milliseconds
enable_format_on_save: bool = false,
indent_size: usize = 4,
tab_width: usize = 8,
top_bar: []const u8 = "",
bottom_bar: []const u8 = "mode file log selection diagnostics linenumber",

29
src/renderer/vaxis/Plane.zig
View file

@ -121,7 +121,7 @@ pub fn print_aligned_right(self: *Plane, y: c_int, comptime fmt: anytype, args:
var buf: [fmt.len + 4096]u8 = undefined;
const width = self.window.width;
const text = try std.fmt.bufPrint(&buf, fmt, args);
const text_width = self.egc_chunk_width(text, 0);
const text_width = self.egc_chunk_width(text, 0, 8);
self.row = @intCast(y);
self.col = @intCast(if (text_width >= width) 0 else width - text_width);
return self.putstr(text);
@ -131,7 +131,7 @@ pub fn print_aligned_center(self: *Plane, y: c_int, comptime fmt: anytype, args:
var buf: [fmt.len + 4096]u8 = undefined;
const width = self.window.width;
const text = try std.fmt.bufPrint(&buf, fmt, args);
const text_width = self.egc_chunk_width(text, 0);
const text_width = self.egc_chunk_width(text, 0, 8);
self.row = @intCast(y);
self.col = @intCast(if (text_width >= width) 0 else (width - text_width) / 2);
return self.putstr(text);
@ -230,7 +230,7 @@ pub fn cell_init(self: Plane) Cell {
pub fn cell_load(self: *Plane, cell: *Cell, gcluster: [:0]const u8) !usize {
var cols: c_int = 0;
const bytes = self.egc_length(gcluster, &cols, 0);
const bytes = self.egc_length(gcluster, &cols, 0, 1);
cell.cell.char.grapheme = self.cache.put(gcluster[0..bytes]);
cell.cell.char.width = @intCast(cols);
return bytes;
@ -334,9 +334,9 @@ inline fn set_font_style(style: *vaxis.Cell.Style, fs: FontStyle) void {
}
}
pub fn egc_length(self: *const Plane, egcs: []const u8, colcount: *c_int, abs_col: usize) usize {
pub fn egc_length(self: *const Plane, egcs: []const u8, colcount: *c_int, abs_col: usize, tab_width: usize) usize {
if (egcs[0] == '\t') {
colcount.* = @intCast(8 - abs_col % 8);
colcount.* = @intCast(tab_width - (abs_col % tab_width));
return 1;
}
var iter = self.window.screen.unicode.graphemeIterator(egcs);
@ -350,13 +350,13 @@ pub fn egc_length(self: *const Plane, egcs: []const u8, colcount: *c_int, abs_co
return s.len;
}
pub fn egc_chunk_width(self: *const Plane, chunk_: []const u8, abs_col_: usize) usize {
pub fn egc_chunk_width(self: *const Plane, chunk_: []const u8, abs_col_: usize, tab_width: usize) usize {
var abs_col = abs_col_;
var chunk = chunk_;
var colcount: usize = 0;
var cols: c_int = 0;
while (chunk.len > 0) {
const bytes = self.egc_length(chunk, &cols, abs_col);
const bytes = self.egc_length(chunk, &cols, abs_col, tab_width);
colcount += @intCast(cols);
abs_col += @intCast(cols);
if (chunk.len < bytes) break;
@ -365,21 +365,22 @@ pub fn egc_chunk_width(self: *const Plane, chunk_: []const u8, abs_col_: usize)
return colcount;
}
pub fn metrics(self: *const Plane) Buffer.Metrics {
pub fn metrics(self: *const Plane, tab_width: usize) Buffer.Metrics {
return .{
.ctx = self,
.egc_length = struct {
fn f(ctx: *const anyopaque, egcs: []const u8, colcount: *c_int, abs_col: usize) usize {
const self_: *const Plane = @ptrCast(@alignCast(ctx));
return self_.egc_length(egcs, colcount, abs_col);
fn f(self_: Buffer.Metrics, egcs: []const u8, colcount: *c_int, abs_col: usize) usize {
const plane: *const Plane = @ptrCast(@alignCast(self_.ctx));
return plane.egc_length(egcs, colcount, abs_col, self_.tab_width);
}
}.f,
.egc_chunk_width = struct {
fn f(ctx: *const anyopaque, chunk_: []const u8, abs_col_: usize) usize {
const self_: *const Plane = @ptrCast(@alignCast(ctx));
return self_.egc_chunk_width(chunk_, abs_col_);
fn f(self_: Buffer.Metrics, chunk_: []const u8, abs_col_: usize) usize {
const plane: *const Plane = @ptrCast(@alignCast(self_.ctx));
return plane.egc_chunk_width(chunk_, abs_col_, self_.tab_width);
}
}.f,
.tab_width = tab_width,
};
}

568
src/tui/editor.zig
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File diff suppressed because it is too large Load diff

6
src/tui/inspector_view.zig
View file

@ -78,11 +78,11 @@ fn inspect_location(self: *Self, row: usize, col: usize) void {
fn get_buffer_text(self: *Self, buf: []u8, sel: Buffer.Selection) ?[]const u8 {
const root = self.editor.get_current_root() orelse return null;
return root.get_range(sel, buf, null, null, self.plane.metrics()) catch return null;
return root.get_range(sel, buf, null, null, self.plane.metrics(self.editor.tab_width)) catch return null;
}
fn dump_highlight(self: *Self, range: syntax.Range, scope: []const u8, id: u32, _: usize, ast_node: *const syntax.Node) error{Stop}!void {
const sel = self.pos_cache.range_to_selection(range, self.editor.get_current_root() orelse return, self.plane) orelse return;
const sel = self.pos_cache.range_to_selection(range, self.editor.get_current_root() orelse return, self.editor.metrics) orelse return;
var update_match: enum { no, add, set } = .no;
var match = ed.Match.from_selection(sel);
@ -113,7 +113,7 @@ fn dump_highlight(self: *Self, range: syntax.Range, scope: []const u8, id: u32,
const ast_parent = parent.asSExpressionString();
_ = self.plane.print("parent: {s}\n", .{ast_parent}) catch {};
syntax.Node.freeSExpressionString(ast_parent);
const sel_parent = self.pos_cache.range_to_selection(parent.getRange(), self.editor.get_current_root() orelse return, self.plane) orelse return;
const sel_parent = self.pos_cache.range_to_selection(parent.getRange(), self.editor.get_current_root() orelse return, self.editor.metrics) orelse return;
var match_parent = ed.Match.from_selection(sel_parent);
if (self.theme) |theme| match_parent.style = .{ .bg = theme.editor_gutter_added.fg };
switch (update_match) {

6
src/tui/mode/input/flow.zig
View file

@ -117,7 +117,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.BACKSPACE => self.cmd("delete_word_left", .{}),
key.DEL => self.cmd("delete_word_right", .{}),
key.F05 => self.cmd("toggle_inspector_view", .{}),
key.F10 => self.cmd("toggle_whitespace", .{}), // aka F34
key.F10 => self.cmd("toggle_whitespace_mode", .{}), // aka F34
key.F12 => self.cmd("goto_implementation", .{}),
else => {},
},
@ -209,7 +209,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.F10 => self.cmd("theme_next", .{}),
key.F11 => self.cmd("toggle_panel", .{}),
key.F12 => self.cmd("goto_definition", .{}),
key.F34 => self.cmd("toggle_whitespace", .{}), // C-F10
key.F34 => self.cmd("toggle_whitespace_mode", .{}), // C-F10
key.F58 => self.cmd("gutter_mode_next", .{}), // A-F10
key.ESC => self.cmd("cancel", .{}),
key.ENTER => self.cmd("smart_insert_line", .{}),
@ -425,7 +425,7 @@ const hints = tui.KeybindHints.initComptime(.{
.{ "toggle_inputview", "A-i" },
.{ "toggle_inspector_view", "F5, C-F5, C-S-i" },
.{ "toggle_panel", "C-j, F11" },
.{ "toggle_whitespace", "C-F10" },
.{ "toggle_whitespace_mode", "C-F10" },
.{ "to_lower", "A-l" },
.{ "to_upper", "A-u" },
.{ "undo", "C-z" },

4
src/tui/mode/input/helix/insert.zig
View file

@ -121,7 +121,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.BACKSPACE => self.cmd("delete_word_left", .{}),
key.DEL => self.cmd("delete_word_right", .{}),
key.F05 => self.cmd("toggle_inspector_view", .{}),
key.F10 => self.cmd("toggle_whitespace", .{}), // aka F34
key.F10 => self.cmd("toggle_whitespace_mode", .{}), // aka F34
else => {},
},
mod.CTRL | mod.SHIFT => switch (keynormal) {
@ -202,7 +202,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.F10 => self.cmd("theme_next", .{}),
key.F11 => self.cmd("toggle_panel", .{}),
key.F12 => self.cmd("goto_definition", .{}),
key.F34 => self.cmd("toggle_whitespace", .{}), // C-F10
key.F34 => self.cmd("toggle_whitespace_mode", .{}), // C-F10
key.F58 => self.cmd("gutter_mode_next", .{}), // A-F10
key.ESC => self.cmd("enter_mode", command.fmt(.{"helix/normal"})),
key.ENTER => self.cmd("smart_insert_line", .{}),

2
src/tui/mode/input/helix/normal.zig
View file

@ -645,7 +645,7 @@ const hints = tui.KeybindHints.initComptime(.{
.{ "toggle_inputview", "A-i" },
.{ "toggle_inspector_view", "F5, C-F5, C-S-i" },
.{ "toggle_panel", "C-j, F11" },
.{ "toggle_whitespace", "C-F10" },
.{ "toggle_whitespace_mode", "C-F10" },
.{ "to_lower", "A-l" },
.{ "to_upper", "A-u" },
.{ "undo", "C-z" },

2
src/tui/mode/input/helix/select.zig
View file

@ -645,7 +645,7 @@ const hints = tui.KeybindHints.initComptime(.{
.{ "toggle_inputview", "A-i" },
.{ "toggle_inspector_view", "F5, C-F5, C-S-i" },
.{ "toggle_panel", "C-j, F11" },
.{ "toggle_whitespace", "C-F10" },
.{ "toggle_whitespace_mode", "C-F10" },
.{ "to_lower", "A-l" },
.{ "to_upper", "A-u" },
.{ "undo", "C-z" },

4
src/tui/mode/input/vim/insert.zig
View file

@ -121,7 +121,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.BACKSPACE => self.cmd("delete_word_left", .{}),
key.DEL => self.cmd("delete_word_right", .{}),
key.F05 => self.cmd("toggle_inspector_view", .{}),
key.F10 => self.cmd("toggle_whitespace", .{}), // aka F34
key.F10 => self.cmd("toggle_whitespace_mode", .{}), // aka F34
else => {},
},
mod.CTRL | mod.SHIFT => switch (keynormal) {
@ -202,7 +202,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.F10 => self.cmd("theme_next", .{}),
key.F11 => self.cmd("toggle_panel", .{}),
key.F12 => self.cmd("goto_definition", .{}),
key.F34 => self.cmd("toggle_whitespace", .{}), // C-F10
key.F34 => self.cmd("toggle_whitespace_mode", .{}), // C-F10
key.F58 => self.cmd("gutter_mode_next", .{}), // A-F10
key.ESC => self.cmd("enter_mode", command.fmt(.{"vim/normal"})),
key.ENTER => self.cmd("smart_insert_line", .{}),

6
src/tui/mode/input/vim/normal.zig
View file

@ -126,7 +126,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.BACKSPACE => self.cmd("delete_word_left", .{}),
key.DEL => self.cmd("delete_word_right", .{}),
key.F05 => self.cmd("toggle_inspector_view", .{}),
key.F10 => self.cmd("toggle_whitespace", .{}), // aka F34
key.F10 => self.cmd("toggle_whitespace_mode", .{}), // aka F34
else => {},
},
mod.CTRL | mod.SHIFT => switch (keynormal) {
@ -223,7 +223,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.F10 => self.cmd("theme_next", .{}),
key.F11 => self.cmd("toggle_panel", .{}),
key.F12 => self.cmd("goto_definition", .{}),
key.F34 => self.cmd("toggle_whitespace", .{}), // C-F10
key.F34 => self.cmd("toggle_whitespace_mode", .{}), // C-F10
key.F58 => self.cmd("gutter_mode_next", .{}), // A-F10
key.ESC => self.cmd("cancel", .{}),
key.ENTER => self.cmd("smart_insert_line", .{}),
@ -609,7 +609,7 @@ const hints = tui.KeybindHints.initComptime(.{
.{ "toggle_inputview", "A-i" },
.{ "toggle_inspector_view", "F5, C-F5, C-S-i" },
.{ "toggle_panel", "C-j, F11" },
.{ "toggle_whitespace", "C-F10" },
.{ "toggle_whitespace_mode", "C-F10" },
.{ "to_lower", "A-l" },
.{ "to_upper", "A-u" },
.{ "undo", "C-z" },

6
src/tui/mode/input/vim/visual.zig
View file

@ -126,7 +126,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.BACKSPACE => self.cmd("delete_word_left", .{}),
key.DEL => self.cmd("delete_word_right", .{}),
key.F05 => self.cmd("toggle_inspector_view", .{}),
key.F10 => self.cmd("toggle_whitespace", .{}), // aka F34
key.F10 => self.cmd("toggle_whitespace_mode", .{}), // aka F34
else => {},
},
mod.CTRL | mod.SHIFT => switch (keynormal) {
@ -220,7 +220,7 @@ fn mapPress(self: *Self, keypress: u32, egc: u32, modifiers: u32) !void {
key.F10 => self.cmd("theme_next", .{}),
key.F11 => self.cmd("toggle_panel", .{}),
key.F12 => self.cmd("goto_definition", .{}),
key.F34 => self.cmd("toggle_whitespace", .{}), // C-F10
key.F34 => self.cmd("toggle_whitespace_mode", .{}), // C-F10
key.F58 => self.cmd("gutter_mode_next", .{}), // A-F10
key.ESC => self.seq(.{ "cancel", "enter_mode" }, command.fmt(.{"vim/normal"})),
key.ENTER => self.cmd("smart_insert_line", .{}),
@ -558,7 +558,7 @@ const hints = tui.KeybindHints.initComptime(.{
.{ "toggle_inputview", "A-i" },
.{ "toggle_inspector_view", "F5, C-F5, C-S-i" },
.{ "toggle_panel", "C-j, F11" },
.{ "toggle_whitespace", "C-F10" },
.{ "toggle_whitespace_mode", "C-F10" },
.{ "to_lower", "A-l" },
.{ "to_upper", "A-u" },
.{ "undo", "C-z" },

2
src/tui/status/linenumstate.zig
View file

@ -35,7 +35,7 @@ fn on_click(_: *Self, _: *Button.State(Self)) void {
}
pub fn layout(self: *Self, btn: *Button.State(Self)) Widget.Layout {
const len = btn.plane.egc_chunk_width(self.rendered, 0);
const len = btn.plane.egc_chunk_width(self.rendered, 0, 1);
return .{ .static = len };
}

4
src/tui/status/modestate.zig
View file

@ -24,8 +24,8 @@ pub fn create(allocator: Allocator, parent: Plane, event_handler: ?Widget.EventH
}
pub fn layout(_: *void, btn: *Button.State(void)) Widget.Layout {
const name = btn.plane.egc_chunk_width(tui.get_mode(), 0);
const logo = if (is_mini_mode() or is_overlay_mode()) 1 else btn.plane.egc_chunk_width(left ++ symbol ++ right, 0);
const name = btn.plane.egc_chunk_width(tui.get_mode(), 0, 1);
const logo = if (is_mini_mode() or is_overlay_mode()) 1 else btn.plane.egc_chunk_width(left ++ symbol ++ right, 0, 1);
const padding: usize = 2;
const minimode_sep: usize = if (is_mini_mode()) 1 else 0;
return .{ .static = logo + name + padding + minimode_sep };

15
src/tui/tui.zig
View file

@ -601,15 +601,20 @@ const cmds = struct {
}
pub const theme_prev_meta = .{ .description = "Switch to previous color theme" };
pub fn toggle_whitespace(self: *Self, _: Ctx) Result {
self.config.show_whitespace = !self.config.show_whitespace;
self.logger.print("show_whitspace {s}", .{if (self.config.show_whitespace) "enabled" else "disabled"});
pub fn toggle_whitespace_mode(self: *Self, _: Ctx) Result {
self.config.whitespace_mode = if (std.mem.eql(u8, self.config.whitespace_mode, "none"))
"indent"
else if (std.mem.eql(u8, self.config.whitespace_mode, "indent"))
"visible"
else
"none";
try self.save_config();
var buf: [32]u8 = undefined;
const m = try tp.message.fmtbuf(&buf, .{ "show_whitespace", self.config.show_whitespace });
const m = try tp.message.fmtbuf(&buf, .{ "whitespace_mode", self.config.whitespace_mode });
_ = try self.send_widgets(tp.self_pid(), m);
self.logger.print("whitespace rendering {s}", .{self.config.whitespace_mode});
}
pub const toggle_whitespace_meta = .{ .description = "Toggle visible whitespace" };
pub const toggle_whitespace_mode_meta = .{ .description = "Switch to next whitespace rendering mode" };
pub fn toggle_input_mode(self: *Self, _: Ctx) Result {
self.config.input_mode = if (std.mem.eql(u8, self.config.input_mode, "flow"))