diff options
Diffstat (limited to 'src/nvim/api/buffer.c')
| -rw-r--r-- | src/nvim/api/buffer.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/nvim/api/buffer.c b/src/nvim/api/buffer.c index a01188f98c..55b535c78c 100644 --- a/src/nvim/api/buffer.c +++ b/src/nvim/api/buffer.c @@ -449,7 +449,10 @@ Object buffer_set_var(Buffer buffer, String name, Object value, Error *err) /// @param buffer The buffer handle /// @param name The variable name /// @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 buffer_del_var(Buffer buffer, String name, Error *err) { buf_T *buf = find_buffer_by_handle(buffer, err); |