#!/usr/bin/env luajit

local moonscript = pcall(function()
	require 'moonscript.base'
end)

if moonscript then
	parse = require('moonscript.base').to_lua
else
	parse = function(...) return ... end
end

local function run(line, name, addreturn, prefix)
	if addreturn~=false then
		line = "return ("..line..")"
	end
	if prefix then io.write(prefix, ' ') end
	print(assert(load(parse(line), name, 't', math))())
end

local line = table.concat({...}, ' ')

if line == '' then
	for line in io.stdin:lines() do
		run(line, "User Input", true, "=")
	end
elseif line == '-' then
	run(io.stdin:read("*a"), "User Input", false, "=")
else
	run(line, "Commandline")
end