rbtnn / vim-vimscript_indentexpr

Vim script's indentexpr supporting legacy Vim script syntax and Vim9 script syntax if possible.

vim-vimscript_indentexpr

Features

• Supports Vim and Neovim.
• Supports legacy Vim script syntax and Vim9 script syntax if possible.
• Uses g:vim_indent_cont when indenting of continues line.

Installation

This is an example of installation using vim-plug.

Plug 'rbtnn/vim-vimscript_indentexpr'

Examples

Following examples are before/after when using gg=G.
shiftwidth() is 4 and g:vim_indent_cont is 2 in following examples.

• Augroup (Legacy)

  before

  augroup xxx
  autocmd!
  autocmd FileType vim
  \ : if 1
  \ |     echo 1234
  \ | else
  \ |     echo 5678
  \ | endif
  augroup END

  after

  augroup xxx
      autocmd!
      autocmd FileType vim
        \ : if 1
        \ |     echo 1234
        \ | else
        \ |     echo 5678
        \ | endif
  augroup END

• Heredoc (Legacy, not support Neovim)

  before

  if v:true
  var lines =<< trim END
  text text text
     text text text
  text text text
         text text
     text text text
           text text text
  END
  echo 123
  else
  echo 456
  endif

  after

  if v:true
      var lines =<< trim END
  text text text
     text text text
  text text text
         text text
     text text text
           text text text
  END
      echo 123
  else
      echo 456
  endif

• Binary operators (Vim9)

  before

  if v:true
  let a = p
  ? 1
  : 2
  echo 234
  :2
  echo 234
  endif

  after

  if v:true
      let a = p
        ? 1
        : 2
      echo 234
      :2
      echo 234
  endif

• Continues method (Vim9)

  before

  x
  ->method()
  ->method()
  ->method()
  ->method()
  F()

  after

  x
    ->method()
    ->method()
    ->method()
    ->method()
  F()

• Def (Vim9)

  before

  def outter()
  echo 12
  def inner()
  echo 34
  enddef
  enddef

  after

  def outter()
      echo 12
      def inner()
          echo 34
      enddef
  enddef

• Continues parenthesis (Vim9) {not implemented yet}

  before

  Func (
  arg
  )
  echo 123

  after

  Func (
    arg
    )
  echo 123

• Continues expr (Vim9)

  before

  var total = m
  + n
  echo 123

  after

  var total = m
    + n
  echo 123

• Block (Vim9)

  before

  {
  let n = a
  + b
  return n
  }

  after

  {
      let n = a
        + b
      return n
  }

• Block (Vim9) {not implemented yet}

  before

  var Lambda = (arg) =>
  {
  let n = a
  + b
  return n
  }
  echo 123

  after

  var Lambda = (arg) =>
   {
       let n = a
         + b
       return n
   }
   echo 123

  NOTE: This recognizes Block but Lambda and Block.

• Lambda and Block (Vim9) {not implemented yet}

  before

  var Lambda = (arg) => {
  let n = a
  + b
  return n
  }
  echo 123

  after

  var Lambda = (arg) => {
       let n = a
         + b
       return n
   }
  echo 123

• Dictionary (Vim9) {not implemented yet}

  before

  if v:true
  popup_setoptions(winid, {
  "title": "xyz",
  })
  else
  popup_setoptions(winid, {
  "title": "abc",
  })
  endif

  after

  if v:true
      popup_setoptions(winid, {
            "title": "xyz",
        })
  else
      popup_setoptions(winid, {
            "title": "abc",
        })
  endif