diff options
Diffstat (limited to 'src/nvim/api/window.c')
| -rw-r--r-- | src/nvim/api/window.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/src/nvim/api/window.c b/src/nvim/api/window.c index aad616c7bf..a52f53a3e6 100644 --- a/src/nvim/api/window.c +++ b/src/nvim/api/window.c @@ -197,13 +197,16 @@ Object window_get_var(Window window, String name, Error *err) return dict_get_value(win->w_vars, name, err); } -/// Sets a window-scoped (w:) variable. 'nil' value deletes the variable. +/// Sets a window-scoped (w:) variable /// /// @param window The window handle /// @param name The variable name /// @param value The variable value /// @param[out] err Details of an error that may have occurred -/// @return The old value +/// @return The old value or nil if there was no previous value. +/// +/// @warning It may return nil if there was no previous value +/// or if previous value was `v:null`. Object window_set_var(Window window, String name, Object value, Error *err) { win_T *win = find_window_by_handle(window, err); @@ -212,7 +215,27 @@ Object window_set_var(Window window, String name, Object value, Error *err) return (Object) OBJECT_INIT; } - return dict_set_value(win->w_vars, name, value, err); + return dict_set_value(win->w_vars, name, value, false, err); +} + +/// Removes a window-scoped (w:) variable +/// +/// @param window The window handle +/// @param name The variable name +/// @param[out] err Details of an error that may have occurred +/// @return The old value or nil if there was no previous value. +/// +/// @warning It may return nil if there was no previous value +/// or if previous value was `v:null`. +Object window_del_var(Window window, String name, Error *err) +{ + win_T *win = find_window_by_handle(window, err); + + if (!win) { + return (Object) OBJECT_INIT; + } + + return dict_set_value(win->w_vars, name, NIL, true, err); } /// Gets a window option value |