mirror of
https://github.com/ghostty-org/ghostty.git
synced 2025-07-21 11:16:08 +03:00
terminal/tmux: many more notifications
This commit is contained in:
Mitchell Hashimoto
@ -115,12 +115,18 @@ pub const Client = struct {
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fn parseNotification(self: *Client) !?Notification {
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assert(self.state == .notification);
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const line = self.buffer.items;
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var it = std.mem.tokenizeScalar(u8, line, ' ');
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const line = line: {
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var line = self.buffer.items;
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if (line[line.len - 1] == '\r') line = line[0 .. line.len - 1];
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break :line line;
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};
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const cmd = cmd: {
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const idx = std.mem.indexOfScalar(u8, line, ' ') orelse line.len;
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break :cmd line[0..idx];
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};
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// The notification MUST exist because we guard entering the notification
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// state on seeing at least a '%'.
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const cmd = it.next().?;
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if (std.mem.eql(u8, cmd, "%begin")) {
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// We don't use the rest of the tokens for now because tmux
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// claims to guarantee that begin/end are always in order and
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@ -133,6 +139,34 @@ pub const Client = struct {
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self.state = .block;
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self.buffer.clearRetainingCapacity();
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return null;
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} else if (std.mem.eql(u8, cmd, "%output")) cmd: {
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var re = try oni.Regex.init(
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"^%output %([0-9]+) (.+)$",
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.{ .capture_group = true },
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oni.Encoding.utf8,
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oni.Syntax.default,
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null,
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);
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defer re.deinit();
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var region = re.search(line, .{}) catch |err| {
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log.warn("failed to match notification cmd={s} line=\"{s}\" err={}", .{ cmd, line, err });
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break :cmd;
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};
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defer region.deinit();
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const starts = region.starts();
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const ends = region.ends();
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const id = std.fmt.parseInt(
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usize,
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line[@intCast(starts[1])..@intCast(ends[1])],
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10,
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) catch unreachable;
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const data = line[@intCast(starts[2])..@intCast(ends[2])];
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// Important: do not clear buffer here since name points to it
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self.state = .idle;
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return .{ .output = .{ .pane_id = id, .data = data } };
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} else if (std.mem.eql(u8, cmd, "%session-changed")) cmd: {
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var re = try oni.Regex.init(
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"^%session-changed \\$([0-9]+) (.+)$",
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@ -144,7 +178,7 @@ pub const Client = struct {
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defer re.deinit();
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var region = re.search(line, .{}) catch |err| {
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log.warn("failed to match notification cmd={s} err={}", .{ cmd, err });
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log.warn("failed to match notification cmd={s} line=\"{s}\" err={}", .{ cmd, line, err });
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break :cmd;
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};
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defer region.deinit();
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@ -161,6 +195,70 @@ pub const Client = struct {
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// Important: do not clear buffer here since name points to it
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self.state = .idle;
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return .{ .session_changed = .{ .id = id, .name = name } };
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} else if (std.mem.eql(u8, cmd, "%sessions-changed")) cmd: {
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if (!std.mem.eql(u8, line, "%sessions-changed")) {
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log.warn("failed to match notification cmd={s} line=\"{s}\"", .{ cmd, line });
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break :cmd;
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}
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self.buffer.clearRetainingCapacity();
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self.state = .idle;
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return .{ .sessions_changed = {} };
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} else if (std.mem.eql(u8, cmd, "%window-add")) cmd: {
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var re = try oni.Regex.init(
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"^%window-add @([0-9]+)$",
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.{ .capture_group = true },
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oni.Encoding.utf8,
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oni.Syntax.default,
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null,
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);
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defer re.deinit();
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var region = re.search(line, .{}) catch |err| {
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log.warn("failed to match notification cmd={s} line=\"{s}\" err={}", .{ cmd, line, err });
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break :cmd;
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};
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defer region.deinit();
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const starts = region.starts();
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const ends = region.ends();
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const id = std.fmt.parseInt(
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usize,
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line[@intCast(starts[1])..@intCast(ends[1])],
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10,
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) catch unreachable;
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self.buffer.clearRetainingCapacity();
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self.state = .idle;
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return .{ .window_add = .{ .id = id } };
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} else if (std.mem.eql(u8, cmd, "%window-renamed")) cmd: {
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var re = try oni.Regex.init(
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"^%window-renamed @([0-9]+) (.+)$",
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.{ .capture_group = true },
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oni.Encoding.utf8,
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oni.Syntax.default,
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null,
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);
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defer re.deinit();
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var region = re.search(line, .{}) catch |err| {
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log.warn("failed to match notification cmd={s} line=\"{s}\" err={}", .{ cmd, line, err });
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break :cmd;
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};
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defer region.deinit();
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const starts = region.starts();
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const ends = region.ends();
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const id = std.fmt.parseInt(
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usize,
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line[@intCast(starts[1])..@intCast(ends[1])],
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10,
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) catch unreachable;
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const name = line[@intCast(starts[2])..@intCast(ends[2])];
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// Important: do not clear buffer here since name points to it
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self.state = .idle;
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return .{ .window_renamed = .{ .id = id, .name = name } };
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} else {
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// Unknown notification, log it and return to idle state.
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log.warn("unknown tmux control mode notification={s}", .{cmd});
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@ -186,10 +284,26 @@ pub const Notification = union(enum) {
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enter: void,
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exit: void,
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output: struct {
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pane_id: usize,
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data: []const u8, // unescaped
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},
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session_changed: struct {
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id: usize,
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name: []const u8,
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},
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sessions_changed: void,
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window_add: struct {
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id: usize,
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},
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window_renamed: struct {
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id: usize,
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name: []const u8,
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},
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};
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test "tmux begin/end empty" {
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@ -212,6 +326,19 @@ test "tmux begin/error empty" {
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for ("%error 1578922740 269 1\n") |byte| try testing.expect(try c.put(byte) == null);
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}
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test "tmux output" {
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const testing = std.testing;
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const alloc = testing.allocator;
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var c: Client = .{ .buffer = std.ArrayList(u8).init(alloc) };
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defer c.deinit();
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for ("%output %42 foo bar baz") |byte| try testing.expect(try c.put(byte) == null);
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const n = (try c.put('\n')).?;
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try testing.expect(n == .output);
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try testing.expectEqual(42, n.output.pane_id);
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try testing.expectEqualStrings("foo bar baz", n.output.data);
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}
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test "tmux session-changed" {
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const testing = std.testing;
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const alloc = testing.allocator;
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@ -224,3 +351,50 @@ test "tmux session-changed" {
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try testing.expectEqual(42, n.session_changed.id);
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try testing.expectEqualStrings("foo", n.session_changed.name);
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}
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test "tmux sessions-changed" {
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const testing = std.testing;
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const alloc = testing.allocator;
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var c: Client = .{ .buffer = std.ArrayList(u8).init(alloc) };
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defer c.deinit();
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for ("%sessions-changed") |byte| try testing.expect(try c.put(byte) == null);
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const n = (try c.put('\n')).?;
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try testing.expect(n == .sessions_changed);
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}
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test "tmux sessions-changed carriage return" {
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const testing = std.testing;
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const alloc = testing.allocator;
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var c: Client = .{ .buffer = std.ArrayList(u8).init(alloc) };
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defer c.deinit();
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for ("%sessions-changed\r") |byte| try testing.expect(try c.put(byte) == null);
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const n = (try c.put('\n')).?;
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try testing.expect(n == .sessions_changed);
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}
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test "tmux window-add" {
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const testing = std.testing;
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const alloc = testing.allocator;
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var c: Client = .{ .buffer = std.ArrayList(u8).init(alloc) };
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defer c.deinit();
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for ("%window-add @14") |byte| try testing.expect(try c.put(byte) == null);
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const n = (try c.put('\n')).?;
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try testing.expect(n == .window_add);
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try testing.expectEqual(14, n.window_add.id);
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}
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test "tmux window-renamed" {
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const testing = std.testing;
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const alloc = testing.allocator;
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var c: Client = .{ .buffer = std.ArrayList(u8).init(alloc) };
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defer c.deinit();
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for ("%window-renamed @42 bar") |byte| try testing.expect(try c.put(byte) == null);
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const n = (try c.put('\n')).?;
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try testing.expect(n == .window_renamed);
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try testing.expectEqual(42, n.window_renamed.id);
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try testing.expectEqualStrings("bar", n.window_renamed.name);
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}
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