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local expect = dofile("rom/modules/main/cc/expect.lua").expect
local native = (term.native and term.native()) or term
local redirectTarget = native
local function wrap( _sFunction )
return function( ... )
return redirectTarget[ _sFunction ]( ... )
end
end
local term = {}
term.redirect = function( target )
expect(1, target, "table")
if target == term or target == _G.term then
error( "term is not a recommended redirect target, try term.current() instead", 2 )
end
for k,v in pairs( native ) do
if type( k ) == "string" and type( v ) == "function" then
if type( target[k] ) ~= "function" then
target[k] = function()
error( "Redirect object is missing method "..k..".", 2 )
end
end
end
end
local oldRedirectTarget = redirectTarget
redirectTarget = target
return oldRedirectTarget
end
term.current = function()
return redirectTarget
end
term.native = function()
-- NOTE: please don't use this function unless you have to.
-- If you're running in a redirected or multitasked enviorment, term.native() will NOT be
-- the current terminal when your program starts up. It is far better to use term.current()
return native
end
-- Some methods shouldn't go through redirects, so we move them to the main
-- term API.
for _, method in ipairs { "nativePaletteColor", "nativePaletteColour"} do
term[method] = native[method]
native[method] = nil
end
for k,v in pairs( native ) do
if type( k ) == "string" and type( v ) == "function" and term[k] == nil then
term[k] = wrap( k )
end
end
local env = _ENV
for k,v in pairs( term ) do
env[k] = v
end
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