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" Vim filetype plugin file
" Language: FreeBASIC
" Maintainer: Doug Kearns <dougkearns@gmail.com>
" Last Change: 2021 Mar 16
" Dialects can be one of fb, qb, fblite, or deprecated
" Precedence is forcelang > #lang > lang
function! freebasic#GetDialect() abort
if exists("g:freebasic_forcelang")
return g:freebasic_forcelang
endif
if exists("g:freebasic_lang")
let dialect = g:freebasic_lang
else
let dialect = "fb"
endif
" override with #lang directive or metacommand
let skip = "has('syntax_items') && synIDattr(synID(line('.'), col('.'), 1), 'name') =~ 'Comment$'"
let pat = '\c^\s*\%(#\s*lang\s\+\|''\s*$lang\s*:\s*\)"\([^"]*\)"'
let save_cursor = getcurpos()
call cursor(1, 1)
let lnum = search(pat, 'n', '', '', skip)
call setpos('.', save_cursor)
if lnum
let word = matchlist(getline(lnum), pat)[1]
if word =~? '\%(fb\|deprecated\|fblite\|qb\)'
let dialect = word
else
echomsg "freebasic#GetDialect: Invalid lang, found '" .. word .. "' at line " .. lnum .. " " .. getline(lnum)
endif
endif
return dialect
endfunction
" vim: nowrap sw=2 sts=2 ts=8 noet fdm=marker:
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