fix: hover should convert column to byte position in LSP response

closes: #85

src/tui/editor.zig

@@ -3980,6 +3980,30 @@ pub const Editor = struct {
         return project_manager.hover(file_path, row, pos);
     }
 
+    pub fn add_hover_highlight(self: *Self, match_: Match) void {
+        const root = self.buf_root() catch return;
+        const match: Match = .{
+            .begin = .{
+                .row = match_.begin.row,
+                .col = root.pos_to_width(match_.begin.row, match_.begin.col, self.metrics) catch return,
+            },
+            .end = .{
+                .row = match_.end.row,
+                .col = root.pos_to_width(match_.end.row, match_.end.col, self.metrics) catch return,
+            },
+        };
+        switch (self.matches.items.len) {
+            0 => {
+                (self.matches.addOne() catch return).* = match;
+            },
+            1 => {
+                self.matches.items[0] = match;
+            },
+            else => {},
+        }
+        self.need_render();
+    }
+
     pub fn add_diagnostic(
         self: *Self,
         file_path: []const u8,

src/tui/mainview.zig

@@ -125,7 +125,12 @@ pub fn receive(self: *Self, from_: tp.pid_ref, m: tp.message) error{Exit}!bool {
         self.find_in_files_done = true;
         return true;
     } else if (try m.match(.{ "hover", tp.extract(&path), tp.string, tp.extract(&lines), tp.extract(&begin_line), tp.extract(&begin_pos), tp.extract(&end_line), tp.extract(&end_pos) })) {
-        try self.add_info_content(begin_line, begin_pos, end_line, end_pos, lines);
+        try self.add_info_content(lines);
+        if (self.get_active_editor()) |editor|
+            editor.add_hover_highlight(.{
+                .begin = .{ .row = begin_line, .col = begin_pos },
+                .end = .{ .row = end_line, .col = end_pos },
+            });
         return true;
     } else if (try m.match(.{"write_restore_info"})) {
         self.write_restore_info();
@@ -838,30 +843,11 @@ fn clear_find_in_files_results(self: *Self, file_list_type: FileListType) void {
     fl.reset();
 }
 
-fn add_info_content(
-    self: *Self,
-    begin_line: usize,
-    begin_pos: usize,
-    end_line: usize,
-    end_pos: usize,
-    content: []const u8,
-) tp.result {
+fn add_info_content(self: *Self, content: []const u8) tp.result {
     if (content.len == 0) return;
     if (!self.is_panel_view_showing(info_view))
         _ = self.toggle_panel_view(info_view, false) catch |e| return tp.exit_error(e, @errorReturnTrace());
     const info = self.get_panel_view(info_view) orelse @panic("info_view missing");
     info.set_content(content) catch |e| return tp.exit_error(e, @errorReturnTrace());
-
-    const match: ed.Match = .{ .begin = .{ .row = begin_line, .col = begin_pos }, .end = .{ .row = end_line, .col = end_pos } };
-    if (self.get_active_editor()) |editor|
-        switch (editor.matches.items.len) {
-            0 => {
-                (editor.matches.addOne() catch return).* = match;
-            },
-            1 => {
-                editor.matches.items[0] = match;
-            },
-            else => {},
-        };
     tui.need_render();
 }