vim9script

# Vim filetype plugin.
# Language:     Hare
# Maintainer:   Amelia Clarke <selene@perilune.dev>
# Last Updated: 2025 Sep 06
# Upstream:     https://git.sr.ht/~sircmpwn/hare.vim

if exists('b:did_ftplugin')
  finish
endif
b:did_ftplugin = 1

# Use the Hare compiler.
compiler hare
b:undo_ftplugin = 'compiler make'

# Formatting settings.
setlocal comments=://
setlocal commentstring=//\ %s
setlocal formatlistpat=^\\s*-\ 
setlocal formatoptions+=croqnlj/ formatoptions-=t
b:undo_ftplugin ..= ' | setl cms< com< flp< fo<'

# Locate Hare modules.
&l:include = '\v^\s*use\s+%(\h\w*\s*\=)?'
setlocal includeexpr=hare#IncludeExpr()
setlocal isfname+=:
&l:path = ',,' .. hare#GetPath()
setlocal suffixesadd=.ha
b:undo_ftplugin ..= ' | setl inc< inex< isf< pa< sua<'

# Follow the official style guide by default.
if get(g:, 'hare_recommended_style', 1)
  setlocal noexpandtab
  setlocal shiftwidth=0
  setlocal softtabstop=0
  setlocal tabstop=8
  setlocal textwidth=80
  b:undo_ftplugin ..= ' | setl et< sts< sw< ts< tw<'
endif

# Highlight incorrect whitespace outside of insert mode.
if get(g:, 'hare_space_error', 1)
  augroup HareSpaceError
    autocmd!
    autocmd InsertEnter * hi link hareSpaceError NONE
    autocmd InsertLeave * hi link hareSpaceError Error
  augroup END
endif

# vim: et sts=2 sw=2 ts=8 tw=80