plugin: Add extension for codeium

closes #2653
Signed-off-by: Christian Brabandt <cb@256bit.org>

autoload/airline/extensions.vim

@@ -420,6 +420,11 @@ function! airline#extensions#load()
     call add(s:loaded_ext, 'capslock')
   endif
 
+  if (get(g:, 'airline#extensions#codeium#enabled', 1) && get(g:, 'loaded_codeium', 0))
+    call airline#extensions#codeium#init(s:ext)
+    call add(s:loaded_ext, 'codeium')
+  endif
+
   if (get(g:, 'airline#extensions#gutentags#enabled', 1) && get(g:, 'loaded_gutentags', 0))
     call airline#extensions#gutentags#init(s:ext)
     call add(s:loaded_ext, 'gutentags')

autoload/airline/extensions/codeium.vim

@@ -0,0 +1,17 @@
+" MIT License. Copyright (c) 2014-2021 Mathias Andersson et al.
+" Plugin: https://github.com/Exafunction/codeium.vim
+" vim: et ts=2 sts=2 sw=2
+
+scriptencoding utf-8
+
+if !get(g:, 'loaded_codeium', 0)
+  finish
+endif
+
+function! airline#extensions#codeium#status() abort
+  return '{…}' . codeium#GetStatusString()
+endfunction
+
+function! airline#extensions#codeium#init(ext) abort
+  call airline#parts#define_function('codeium', 'airline#extensions#codeium#status')
+endfunction

autoload/airline/init.vim

@@ -234,6 +234,7 @@ function! airline#init#bootstrap()
 
   call airline#parts#define_text('bookmark', '')
   call airline#parts#define_text('capslock', '')
+  call airline#parts#define_text('codeium', '')
   call airline#parts#define_text('gutentags', '')
   call airline#parts#define_text('gen_tags', '')
   call airline#parts#define_text('grepper', '')
@@ -267,7 +268,7 @@ function! airline#init#sections()
     let g:airline_section_gutter = airline#section#create(['%='])
   endif
   if !exists('g:airline_section_x')
-    let g:airline_section_x = airline#section#create_right(['coc_current_function', 'bookmark', 'scrollbar', 'tagbar', 'taglist', 'vista', 'gutentags', 'gen_tags', 'omnisharp', 'grepper', 'filetype'])
+    let g:airline_section_x = airline#section#create_right(['coc_current_function', 'bookmark', 'scrollbar', 'tagbar', 'taglist', 'vista', 'gutentags', 'gen_tags', 'omnisharp', 'grepper', 'codeium', 'filetype'])
   endif
   if !exists('g:airline_section_y')
     let g:airline_section_y = airline#section#create_right(['ffenc'])

doc/airline.txt

@@ -657,6 +657,12 @@ coc <https://github.com/neoclide/coc.nvim>
 * change the warning format (%C - error count, %L - line number): >
   let airline#extensions#coc#stl_format_warn = '%C(L%L)'
 <
+-------------------------------------                     *airline-codeium*
+vim-codeium <https://github.com/Exafunction/codeium.vim>
+
+* enable/disable codeium.vim integration >
+  let g:airline#extensions#codeium#enabled = 1
+
 -------------------------------------                    *airline-commandt*
 command-t <https://github.com/wincent/command-t>