local a = 0
function in_file()
a += 1
a == 1
end
function in_file_again()
a += 1
a == 2
end
function in_function()
local a = 10
a += 20
a == 30
end
function in_scope()
local a = 10
if true
local a = 20
a += 10
a == 30
return
end
false
end