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-- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy of
-- this software and associated documentation files (the "Software"), to deal in
-- the Software without restriction, including without limitation the rights to
-- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
-- the Software, and to permit persons to whom the Software is furnished to do so,
-- subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
--
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
-- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
-- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
-- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
local history_file
local function invokecallback(self, name, ...)
if not self._history_callbacks then
return
end
local impl = self._history_callbacks[name]
return impl(...)
end
local function init()
if os.getenv 'HOME' then
history_file = os.getenv('HOME') .. '/.rep.lua.history'
end
end
-- XXX I don't know if this callback setup way
-- is the best way to go about this (in fact
-- I'm pretty sure it isn't), but I just need
-- something that works right now.
function repl:setuphistorycallbacks(callbacks)
self._history_callbacks = callbacks
if history_file then
invokecallback(self, 'load', history_file)
end
end
function after:handleline(line)
invokecallback(self, 'addline', line)
end
function before:shutdown()
if history_file then
invokecallback(self, 'save', history_file)
end
end
features = 'history'
init()
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