make things less verbose.

plugin/luadev.vim

@@ -1,42 +1,22 @@
 command! Luadev lua require'luadev'.start()
 
 noremap <Plug>(Luadev-RunLine) <Cmd>lua require'luadev'.exec(vim.api.nvim_get_current_line())<cr>
-vnoremap <silent> <Plug>(Luadev-Run) :<c-u>call <SID>luadev_run_operator('visual')<cr>
+vnoremap <silent> <Plug>(Luadev-Run) :<c-u>call <SID>luadev_run_operator(v:true)<cr>
 noremap <silent> <Plug>(Luadev-RunOperator) :<c-u>set opfunc=<SID>luadev_run_operator<cr>g@
 noremap <silent> <Plug>(Luadev-RunWord) :<c-u>call luaeval("require'luadev'.exec(_A)", <SID>get_current_word())<cr>
 inoremap <Plug>(Luadev-Complete) <Cmd>lua require'luadev.complete'()<cr>
 
-
 " thanks to @xolox on stackoverflow
-" same function for visual and normal. Except visual passes a parameter.
-function! s:luadev_run_operator(type = '')
-    if a:type == "visual"
-        let mode = "visual"
-    else
-        let mode = "normal"
-    end
-
-    if mode == 'visual'
-        let [lnum1, col1] = getpos("'<")[1:2]
-        let [lnum2, col2] = getpos("'>")[1:2]
-    elseif mode == 'normal'
-        let [lnum1, col1] = getpos("'[")[1:2]
-        let [lnum2, col2] = getpos("']")[1:2]
-    endif
+function! s:luadev_run_operator(is_op)
+    let [lnum1, col1] = getpos(a:is_op ? "'<" : "'[")[1:2]
+    let [lnum2, col2] = getpos(a:is_op ? "'>" : "']")[1:2]
 
     if lnum1 > lnum2
       let [lnum1, col1, lnum2, col2] = [lnum2, col2, lnum1, col1]
     endif
 
-    " Normal motions that are more than one line are forced to linewise
-    if lnum1 != lnum2 && mode =="normal"
-        let linewise = v:true
-    else
-        let linewise = v:false
-    end
-
     let lines = getline(lnum1, lnum2)
-    if linewise == v:false
+    if  a:is_op == v:true || lnum1 == lnum2
         let lines[-1] = lines[-1][: col2 - (&selection == 'inclusive' ? 1 : 2)]
         let lines[0] = lines[0][col1 - 1:]
     end