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|
do
close a, b = setmetatable {},__close:=> print "closed"
const c, d = 123, 'abc'
close a, b
const c, d
do
close v = if flag
func!
else
setmetatable {},__close:=>
close f = with io.open "file.txt"
\write "Hello"
do
const a = 1 if true
close b = (if x then 1) unless false
const c = (switch x
when "abc" then 998) if true
close d =
:value if a ?? b
macro defer = (item)-> "close _ = #{item}"
macro defer_f = (func)-> "close _ = setmetatable {},__close:#{func}"
do
$defer with io.open "file.txt"
\write "Hello"
$defer setmetatable {},__close:=> print "second"
$defer_f -> print "first"
_defers = setmetatable {},__close:=>
@[#@]!
@[#@] = nil
macro defer_i = (item)-> "
_defers[#_defers + 1] = #{item}
close _ = _defers"
do
$defer_i -> print 3
$defer_i -> print 2
$defer_i -> print 1
|
