Add language aliases (#4044)

autoload/SpaceVim/api/language.vim

@@ -0,0 +1,32 @@
+"=============================================================================
+" language.vim --- programming language information layer
+" Copyright (c) 2016-2019 Wang Shidong & Contributors
+" Author: Wang Shidong < wsdjeg@outlook.com >
+" URL: https://spacevim.org
+" License: GPLv3
+"=============================================================================
+
+
+let s:self = {}
+
+let s:self.__aliases = {
+      \ 'typescript' : 'TypeScript',
+      \ 'typescriptreact' : 'TypeScript React',
+      \ 'python' : 'Python',
+      \ 'java' : 'Java',
+      \ }
+
+
+function! s:self.get_alias(filetype) abort
+  if !empty(a:filetype) && has_key(self.__aliases, a:filetype)
+    return self.__aliases[a:filetype]
+  else
+    return a:filetype
+  endif
+endfunction
+
+function! SpaceVim#api#language#get() abort
+  return deepcopy(s:self)
+endfunction
+
+

autoload/SpaceVim/layers/core/statusline.vim

@@ -27,6 +27,7 @@ let s:STATUSLINE = SpaceVim#api#import('vim#statusline')
 let s:VIMCOMP = SpaceVim#api#import('vim#compatible')
 let s:SYSTEM = SpaceVim#api#import('system')
 let s:ICON = SpaceVim#api#import('unicode#icon')
+let s:LANG = SpaceVim#api#import('language')
 
 let s:JSON = SpaceVim#api#import('data#json')
 
@@ -153,7 +154,8 @@ function! s:fileformat() abort
 endfunction
 
 function! s:major_mode() abort
-  return '%{empty(&ft)? "" : " " . &ft . " "}'
+  let alias = s:LANG.get_alias(&filetype)
+  return empty(alias) ? '' : ' ' . alias . ' '
 endfunction
 
 function! s:modes() abort