-- Copyright 2007-2011 Mitchell mitchell<att>caladbolg.net. See LICENSE.

---
-- Adeptsense for the lua module.
-- User tags are loaded from _USERHOME/modules/lua/tags and user apis are loaded
-- from _USERHOME/modules/lua/api.
module('_m.lua.adeptsense', package.seeall)

sense = _m.textadept.adeptsense.new('lua')
sense.syntax.class_definition = 'module%s*%(?%s*[\'"]([%w_%.]+)'
sense.syntax.symbol_chars = '[%w_%.:]'
sense.syntax.type_declarations = {}
sense.syntax.type_assignments = {
  ['^[\'"]'] = 'string', -- foo = 'bar' or foo = "bar"
  ['^([%w_%.]+)%s*$'] = '%1' -- foo = _m.textadept.adeptsense
}
sense.api_files = { _HOME..'/modules/lua/api' }
sense:add_trigger('.')
sense:add_trigger(':', false, true)

-- script/update_doc generates a fake set of ctags used for autocompletion.
sense.ctags_kinds = {
  f = 'functions',
  F = 'fields',
  m = 'classes',
  t = 'fields',
}
sense:load_ctags(_HOME..'/modules/lua/tags', true)

---
-- Shows an autocompletion list for the symbol behind the caret.
-- @param only_fields If true, returns list of only fields; defaults to false.
-- @param only_functions If true, returns list of only functions; defaults to
--   false.
function sense:complete(only_fields, only_functions)
  local line, pos = buffer:get_cur_line()
  local symbol = line:sub(1, pos):match(self.syntax.symbol_chars..'*$')
  return self.super.complete(self, false, symbol:find(':'))
end

-- Load user tags and apidoc.
if lfs.attributes(_USERHOME..'/modules/lua/tags') then
  sense:load_ctags(_USERHOME..'/modules/lua/tags')
end
if lfs.attributes(_USERHOME..'/modules/lua/api') then
  sense.api_files[#sense.api_files + 1] = _USERHOME..'/modules/lua/api'
end