Update perl support (#2570)

autoload/SpaceVim/layers/lang/perl.vim

@@ -6,6 +6,7 @@
 " License: GPLv3
 "=============================================================================
 
+" let s:SYS = SpaceVim#api#import('system')
 
 function! SpaceVim#layers#lang#perl#plugins() abort
   let plugins = []
@@ -17,9 +18,17 @@ endfunction
 
 function! SpaceVim#layers#lang#perl#config() abort
   let g:perldoc_no_default_key_mappings = 1
-  call SpaceVim#plugins#runner#reg_runner('perl', 'perl %s')
+  call SpaceVim#plugins#runner#reg_runner('perl', {
+        \ 'exe' : 'perl',
+        \ 'opt' : ['-'],
+        \ 'usestdin' : 1,
+        \ })
   call SpaceVim#mapping#space#regesit_lang_mappings('perl', function('s:language_specified_mappings'))
-  call SpaceVim#plugins#repl#reg('perl', ['perl', '-de', '42'])
+  " if executable('perli')
+    " call SpaceVim#plugins#repl#reg('perl', ['perli'. (s:SYS.isWindows ? '.CMD' : '')])
+  " else
+    call SpaceVim#plugins#repl#reg('perl', ['perl', '-del'])
+  " endif
 endfunction
 function! s:language_specified_mappings() abort
   nnoremap <silent><buffer> K :Perldoc<CR>

docs/cn/layers/lang/perl.md

@@ -49,7 +49,7 @@ lang: cn
 
 ### 交互式编程
 
-启动 `perl -de 42` 交互进程，快捷键为： `SPC l s i`。
+启动 `perl -del` 交互进程，快捷键为： `SPC l s i`。
 
 将代码传输给 REPL 进程执行：
 

docs/layers/lang/perl.md

@@ -50,7 +50,7 @@ within Perl doc windows, you can use `s` to toggle source code and the documenta
 
 ### Inferior REPL process
 
-Start a `perl` inferior REPL process with `SPC l s i`.
+Start a `perl -del` inferior REPL process with `SPC l s i`.
 
 Send code to inferior process commands: