fix(api): fix get_option_value's docs (#268)

CHANGELOG.md

@@ -21,6 +21,10 @@
   instead of a `Result<PathBuf>`
   ([#262](https://github.com/noib3/nvim-oxi/pull/262));
 
+- The `buffer` method on `nvim_oxi::api::opts::OptionOpts` builder has been
+  renamed to `buf` to make it consistent with upstream's naming
+  ([#268](https://github.com/noib3/nvim-oxi/pull/268));
+
 ### Fixed
 
 - fixed the definition of `DecorationProviderOpts`, which was causing

crates/api/src/options.rs

@@ -52,11 +52,9 @@ pub fn get_option_info2(name: &str, opts: &OptionOpts) -> Result<OptionInfos> {
 /// Binding to [`nvim_get_option_value()`][1].
 ///
 /// Gets the local value of an option if it exists, or the global value
-/// otherwise. Local values always correspond to the current buffer or window.
-///
-/// To get a buffer-local orr window-local option for a specific buffer of
-/// window consider using [`Buffer::get_option`](crate::Buffer::get_option) or
-/// [`Window::get_option`](crate::Window::get_option) instead.
+/// otherwise. Local values always correspond to the current buffer or
+/// window, unless [`buf`](crate::opts::OptionOptsBuilder::buf) or
+/// [`win`](crate::opts::OptionOptsBuilder::win) is set in `opts`.
 ///
 /// [1]: https://neovim.io/doc/user/api.html#nvim_get_option_value()
 pub fn get_option_value<Opt>(name: &str, opts: &OptionOpts) -> Result<Opt>

crates/api/src/opts/option.rs

@@ -3,7 +3,7 @@ use types::conversion::FromObject;
 
 use crate::{Buffer, Window};
 
-/// Options passed to
+/// Options passed to [`get_option_value()`](crate::get_option_value) and
 /// [`set_option_value()`](crate::set_option_value).
 #[derive(Clone, Debug, Default, macros::OptsBuilder)]
 #[repr(C)]
@@ -17,7 +17,7 @@ pub struct OptionOpts {
     #[builder(argtype = "Window", inline = "{0}.0")]
     win: types::WinHandle,
 
-    #[builder(method = "buffer", argtype = "Buffer", inline = "{0}.0")]
+    #[builder(argtype = "Buffer", inline = "{0}.0")]
     buf: types::BufHandle,
 
     #[builder(